Vulnerability Database

383,304

Total vulnerabilities in the database

CVE-2024-20294 — cisco / firepower_extensible_operating_system

Buffer Access with Incorrect Length Value

A vulnerability in the Link Layer Discovery Protocol (LLDP) feature of Cisco FXOS Software and Cisco NX-OS Software could allow an unauthenticated, adjacent attacker to cause a denial of service (DoS) condition on an affected device.

This vulnerability is due to improper handling of specific fields in an LLDP frame. An attacker could exploit this vulnerability by sending a crafted LLDP packet to an interface of an affected device and having an authenticated user retrieve LLDP statistics from the affected device through CLI show commands or Simple Network Management Protocol (SNMP) requests. A successful exploit could allow the attacker to cause the LLDP service to crash and stop running on the affected device. In certain situations, the LLDP crash may result in a reload of the affected device.

Note: LLDP is a Layer 2 link protocol. To exploit this vulnerability, an attacker would need to be directly connected to an interface of an affected device, either physically or logically (for example, through a Layer 2 Tunnel configured to transport the LLDP protocol).

  • Published: Feb 29, 2024
  • Updated: Sep 13, 2026
  • CVE: CVE-2024-20294
  • Severity: Medium
  • Exploit:
  • CISA KEV:

CVSS v3:

  • Severity: Medium
  • Score: 6.6
  • AV:A/AC:L/PR:N/UI:R/S:C/C:N/I:N/A:H

CWEs:

Software Affected versions
cisco / firepower_extensible_operating_system = 2.2.1.63
cisco / firepower_extensible_operating_system = 2.2.1.66
cisco / firepower_extensible_operating_system = 2.2.1.70
cisco / firepower_extensible_operating_system = 2.2.2.17
cisco / firepower_extensible_operating_system = 2.2.2.19
cisco / firepower_extensible_operating_system = 2.2.2.24
cisco / firepower_extensible_operating_system = 2.2.2.26
cisco / firepower_extensible_operating_system = 2.2.2.28
cisco / firepower_extensible_operating_system = 2.2.2.54
cisco / firepower_extensible_operating_system = 2.2.2.60
cisco / firepower_extensible_operating_system = 2.2.2.71
cisco / firepower_extensible_operating_system = 2.2.2.83
cisco / firepower_extensible_operating_system = 2.2.2.86
cisco / firepower_extensible_operating_system = 2.2.2.91
cisco / firepower_extensible_operating_system = 2.2.2.97
cisco / firepower_extensible_operating_system = 2.2.2.101
cisco / firepower_extensible_operating_system = 2.2.2.137
cisco / firepower_extensible_operating_system = 2.2.2.148
cisco / firepower_extensible_operating_system = 2.2.2.149
cisco / firepower_extensible_operating_system = 2.3.1.56
cisco / firepower_extensible_operating_system = 2.3.1.58
cisco / firepower_extensible_operating_system = 2.3.1.66
cisco / firepower_extensible_operating_system = 2.3.1.73
cisco / firepower_extensible_operating_system = 2.3.1.75
cisco / firepower_extensible_operating_system = 2.3.1.88
cisco / firepower_extensible_operating_system = 2.3.1.91
cisco / firepower_extensible_operating_system = 2.3.1.93
cisco / firepower_extensible_operating_system = 2.3.1.99
cisco / firepower_extensible_operating_system = 2.3.1.110
cisco / firepower_extensible_operating_system = 2.3.1.111
cisco / firepower_extensible_operating_system = 2.3.1.130
cisco / firepower_extensible_operating_system = 2.3.1.144
cisco / firepower_extensible_operating_system = 2.3.1.145
cisco / firepower_extensible_operating_system = 2.3.1.155
cisco / firepower_extensible_operating_system = 2.3.1.166
cisco / firepower_extensible_operating_system = 2.3.1.173
cisco / firepower_extensible_operating_system = 2.3.1.179
cisco / firepower_extensible_operating_system = 2.3.1.180
cisco / firepower_extensible_operating_system = 2.3.1.190
cisco / firepower_extensible_operating_system = 2.3.1.215
cisco / firepower_extensible_operating_system = 2.3.1.216
cisco / firepower_extensible_operating_system = 2.3.1.219
cisco / firepower_extensible_operating_system = 2.3.1.230
cisco / firepower_extensible_operating_system = 2.6.1.131
cisco / firepower_extensible_operating_system = 2.6.1.157
cisco / firepower_extensible_operating_system = 2.6.1.166
cisco / firepower_extensible_operating_system = 2.6.1.169
cisco / firepower_extensible_operating_system = 2.6.1.174
cisco / firepower_extensible_operating_system = 2.6.1.187
cisco / firepower_extensible_operating_system = 2.6.1.192
cisco / firepower_extensible_operating_system = 2.6.1.204
cisco / firepower_extensible_operating_system = 2.6.1.214
cisco / firepower_extensible_operating_system = 2.6.1.224
cisco / firepower_extensible_operating_system = 2.6.1.229
cisco / firepower_extensible_operating_system = 2.6.1.230
cisco / firepower_extensible_operating_system = 2.6.1.238
cisco / firepower_extensible_operating_system = 2.6.1.239
cisco / firepower_extensible_operating_system = 2.6.1.254
cisco / firepower_extensible_operating_system = 2.6.1.259
cisco / firepower_extensible_operating_system = 2.6.1.264
cisco / firepower_extensible_operating_system = 2.6.1.265
cisco / firepower_extensible_operating_system = 2.8.1.105
cisco / firepower_extensible_operating_system = 2.8.1.125
cisco / firepower_extensible_operating_system = 2.8.1.139
cisco / firepower_extensible_operating_system = 2.8.1.143
cisco / firepower_extensible_operating_system = 2.8.1.152
cisco / firepower_extensible_operating_system = 2.8.1.162
cisco / firepower_extensible_operating_system = 2.8.1.164
cisco / firepower_extensible_operating_system = 2.8.1.172
cisco / firepower_extensible_operating_system = 2.8.1.186
cisco / firepower_extensible_operating_system = 2.8.1.190
cisco / firepower_extensible_operating_system = 2.8.1.198
cisco / firepower_extensible_operating_system = 2.9.1.131
cisco / firepower_extensible_operating_system = 2.9.1.135
cisco / firepower_extensible_operating_system = 2.9.1.143
cisco / firepower_extensible_operating_system = 2.9.1.150
cisco / firepower_extensible_operating_system = 2.9.1.158
cisco / firepower_extensible_operating_system = 2.10.1.159
cisco / firepower_extensible_operating_system = 2.10.1.166
cisco / firepower_extensible_operating_system = 2.10.1.179
cisco / firepower_extensible_operating_system = 2.10.1.207
cisco / firepower_extensible_operating_system = 2.10.1.234
cisco / firepower_extensible_operating_system = 2.10.1.245
cisco / firepower_extensible_operating_system = 2.10.1.271
cisco / firepower_extensible_operating_system = 2.11.1.154
cisco / firepower_extensible_operating_system = 2.11.1.182
cisco / firepower_extensible_operating_system = 2.11.1.200
cisco / firepower_extensible_operating_system = 2.11.1.205
cisco / firepower_extensible_operating_system = 2.12.0.31
cisco / firepower_extensible_operating_system = 2.12.0.432
cisco / firepower_extensible_operating_system = 2.12.0.450
cisco / firepower_extensible_operating_system = 2.12.0.467
cisco / firepower_extensible_operating_system = 2.12.0.498
cisco / firepower_extensible_operating_system = 2.12.1.29
cisco / firepower_extensible_operating_system = 2.12.1.48
cisco / firepower_extensible_operating_system = 2.13.0.198
cisco / firepower_extensible_operating_system = 2.13.0.212
cisco / firepower_extensible_operating_system = 2.13.0.243
cisco / firepower_extensible_operating_system = 2.14.1.131
cisco / nx-os = 12.0(1m)
cisco / nx-os = 12.0(1n)
cisco / nx-os = 12.0(1o)
cisco / nx-os = 12.0(1p)
cisco / nx-os = 12.0(1q)
cisco / nx-os = 12.0(1r)
cisco / nx-os = 12.0(2f)
cisco / nx-os = 12.0(2g)
cisco / nx-os = 12.0(2h)
cisco / nx-os = 12.0(2l)
cisco / nx-os = 12.0(2m)
cisco / nx-os = 12.0(2n)
cisco / nx-os = 12.0(2o)
cisco / nx-os = 12.1(1h)
cisco / nx-os = 12.1(1i)
cisco / nx-os = 12.1(2e)
cisco / nx-os = 12.1(2g)
cisco / nx-os = 12.1(2k)
cisco / nx-os = 12.1(3g)
cisco / nx-os = 12.1(3h)
cisco / nx-os = 12.1(3j)
cisco / nx-os = 12.1(4a)
cisco / nx-os = 12.2(1n)
cisco / nx-os = 12.2(1o)
cisco / nx-os = 12.2(2e)
cisco / nx-os = 12.2(2f)
cisco / nx-os = 12.2(2i)
cisco / nx-os = 12.2(2j)
cisco / nx-os = 12.2(2k)
cisco / nx-os = 12.2(2q)
cisco / nx-os = 12.2(3j)
cisco / nx-os = 12.2(3p)
cisco / nx-os = 12.2(3r)
cisco / nx-os = 12.2(3s)
cisco / nx-os = 12.2(3t)
cisco / nx-os = 12.2(4f)
cisco / nx-os = 12.2(4p)
cisco / nx-os = 12.2(4q)
cisco / nx-os = 12.2(4r)
cisco / nx-os = 12.3(1e)
cisco / nx-os = 12.3(1f)
cisco / nx-os = 12.3(1i)
cisco / nx-os = 12.3(1l)
cisco / nx-os = 12.3(1o)
cisco / nx-os = 12.3(1p)
cisco / nx-os = 13.0(1k)
cisco / nx-os = 13.0(2h)
cisco / nx-os = 13.0(2k)
cisco / nx-os = 13.0(2n)
cisco / nx-os = 13.1(1i)
cisco / nx-os = 13.1(2m)
cisco / nx-os = 13.1(2o)
cisco / nx-os = 13.1(2p)
cisco / nx-os = 13.1(2q)
cisco / nx-os = 13.1(2s)
cisco / nx-os = 13.1(2t)
cisco / nx-os = 13.1(2u)
cisco / nx-os = 13.1(2v)
cisco / nx-os = 13.2(1l)
cisco / nx-os = 13.2(1m)
cisco / nx-os = 13.2(2l)
cisco / nx-os = 13.2(2o)
cisco / nx-os = 13.2(3i)
cisco / nx-os = 13.2(3n)
cisco / nx-os = 13.2(3o)
cisco / nx-os = 13.2(3r)
cisco / nx-os = 13.2(3s)
cisco / nx-os = 13.2(4d)
cisco / nx-os = 13.2(4e)
cisco / nx-os = 13.2(5d)
cisco / nx-os = 13.2(5e)
cisco / nx-os = 13.2(5f)
cisco / nx-os = 13.2(6i)
cisco / nx-os = 13.2(7f)
cisco / nx-os = 13.2(7k)
cisco / nx-os = 13.2(9b)
cisco / nx-os = 13.2(9f)
cisco / nx-os = 13.2(9h)
cisco / nx-os = 13.2(10e)
cisco / nx-os = 13.2(10f)
cisco / nx-os = 13.2(10g)
cisco / nx-os = 14.0(1h)
cisco / nx-os = 14.0(2c)
cisco / nx-os = 14.0(3c)
cisco / nx-os = 14.0(3d)
cisco / nx-os = 14.1(1i)
cisco / nx-os = 14.1(1j)
cisco / nx-os = 14.1(1k)
cisco / nx-os = 14.1(1l)
cisco / nx-os = 14.1(2g)
cisco / nx-os = 14.1(2m)
cisco / nx-os = 14.1(2o)
cisco / nx-os = 14.1(2s)
cisco / nx-os = 14.1(2u)
cisco / nx-os = 14.1(2w)
cisco / nx-os = 14.1(2x)
cisco / nx-os = 14.2(1i)
cisco / nx-os = 14.2(1j)
cisco / nx-os = 14.2(1l)
cisco / nx-os = 14.2(2e)
cisco / nx-os = 14.2(2f)
cisco / nx-os = 14.2(2g)
cisco / nx-os = 14.2(3j)
cisco / nx-os = 14.2(3l)
cisco / nx-os = 14.2(3n)
cisco / nx-os = 14.2(3q)
cisco / nx-os = 14.2(4i)
cisco / nx-os = 14.2(4k)
cisco / nx-os = 14.2(4o)
cisco / nx-os = 14.2(4p)
cisco / nx-os = 14.2(5k)
cisco / nx-os = 14.2(5l)
cisco / nx-os = 14.2(5n)
cisco / nx-os = 14.2(6d)
cisco / nx-os = 14.2(6g)
cisco / nx-os = 14.2(6h)
cisco / nx-os = 14.2(6l)
cisco / nx-os = 14.2(6o)
cisco / nx-os = 14.2(7f)
cisco / nx-os = 14.2(7l)
cisco / nx-os = 14.2(7q)
cisco / nx-os = 14.2(7r)
cisco / nx-os = 14.2(7s)
cisco / nx-os = 14.2(7t)
cisco / nx-os = 14.2(7u)
cisco / nx-os = 14.2(7v)
cisco / nx-os = 14.2(7w)
cisco / nx-os = 15.0(1k)
cisco / nx-os = 15.0(1l)
cisco / nx-os = 15.0(2e)
cisco / nx-os = 15.0(2h)
cisco / nx-os = 15.1(1h)
cisco / nx-os = 15.1(2e)
cisco / nx-os = 15.1(3e)
cisco / nx-os = 15.1(4c)
cisco / nx-os = 15.2(1g)
cisco / nx-os = 15.2(2e)
cisco / nx-os = 15.2(2f)
cisco / nx-os = 15.2(2g)
cisco / nx-os = 15.2(2h)
cisco / nx-os = 15.2(3e)
cisco / nx-os = 15.2(3f)
cisco / nx-os = 15.2(3g)
cisco / nx-os = 15.2(4d)
cisco / nx-os = 15.2(4e)
cisco / nx-os = 15.2(4f)
cisco / nx-os = 15.2(5c)
cisco / nx-os = 15.2(5d)
cisco / nx-os = 15.2(5e)
cisco / nx-os = 15.2(6e)
cisco / nx-os = 15.2(6g)
cisco / nx-os = 15.2(7f)
cisco / nx-os = 15.2(7g)
cisco / nx-os = 15.2(8d)
cisco / nx-os = 15.2(8e)
cisco / nx-os = 15.2(8f)
cisco / nx-os = 15.2(8g)
cisco / nx-os = 15.3(1d)
cisco / nx-os = 16.0(1g)
cisco / nx-os = 16.0(1j)
cisco / nx-os = 16.0(2h)
cisco / nx-os = 16.0(2j)
cisco / nx-os = 16.0(3d)
cisco / nx-os = 16.0(3e)
cisco / unified_computing_system = 3.1(1e)
cisco / unified_computing_system = 3.1(1g)
cisco / unified_computing_system = 3.1(1h)
cisco / unified_computing_system = 3.1(1k)
cisco / unified_computing_system = 3.1(1l)
cisco / unified_computing_system = 3.1(2b)
cisco / unified_computing_system = 3.1(2c)
cisco / unified_computing_system = 3.1(2d)
cisco / unified_computing_system = 3.1(2e)
cisco / unified_computing_system = 3.1(2f)
cisco / unified_computing_system = 3.1(2g)
cisco / unified_computing_system = 3.1(2h)
cisco / unified_computing_system = 3.1(3a)
cisco / unified_computing_system = 3.1(3b)
cisco / unified_computing_system = 3.1(3c)
cisco / unified_computing_system = 3.1(3d)
cisco / unified_computing_system = 3.1(3e)
cisco / unified_computing_system = 3.1(3f)
cisco / unified_computing_system = 3.1(3h)
cisco / unified_computing_system = 3.1(3j)
cisco / unified_computing_system = 3.1(3k)
cisco / unified_computing_system = 3.1(3l)
cisco / unified_computing_system = 3.2(1d)
cisco / unified_computing_system = 3.2(2b)
cisco / unified_computing_system = 3.2(2c)
cisco / unified_computing_system = 3.2(2d)
cisco / unified_computing_system = 3.2(2e)
cisco / unified_computing_system = 3.2(2f)
cisco / unified_computing_system = 3.2(3a)
cisco / unified_computing_system = 3.2(3b)
cisco / unified_computing_system = 3.2(3d)
cisco / unified_computing_system = 3.2(3e)
cisco / unified_computing_system = 3.2(3g)
cisco / unified_computing_system = 3.2(3h)
cisco / unified_computing_system = 3.2(3i)
cisco / unified_computing_system = 3.2(3j)
cisco / unified_computing_system = 3.2(3k)
cisco / unified_computing_system = 3.2(3l)
cisco / unified_computing_system = 3.2(3n)
cisco / unified_computing_system = 3.2(3o)
cisco / unified_computing_system = 3.2(3p)
cisco / unified_computing_system = 4.0(1a)
cisco / unified_computing_system = 4.0(1b)
cisco / unified_computing_system = 4.0(1c)
cisco / unified_computing_system = 4.0(1d)
cisco / unified_computing_system = 4.0(2a)
cisco / unified_computing_system = 4.0(2b)
cisco / unified_computing_system = 4.0(2d)
cisco / unified_computing_system = 4.0(2e)
cisco / unified_computing_system = 4.0(4a)
cisco / unified_computing_system = 4.0(4b)
cisco / unified_computing_system = 4.0(4c)
cisco / unified_computing_system = 4.0(4d)
cisco / unified_computing_system = 4.0(4e)
cisco / unified_computing_system = 4.0(4f)
cisco / unified_computing_system = 4.0(4g)
cisco / unified_computing_system = 4.0(4h)
cisco / unified_computing_system = 4.0(4i)
cisco / unified_computing_system = 4.0(4k)
cisco / unified_computing_system = 4.0(4l)
cisco / unified_computing_system = 4.0(4m)
cisco / unified_computing_system = 4.0(4n)
cisco / unified_computing_system = 4.0(4o)
cisco / unified_computing_system = 4.1(1a)
cisco / unified_computing_system = 4.1(1b)
cisco / unified_computing_system = 4.1(1c)
cisco / unified_computing_system = 4.1(1d)
cisco / unified_computing_system = 4.1(1e)
cisco / unified_computing_system = 4.1(2a)
cisco / unified_computing_system = 4.1(2b)
cisco / unified_computing_system = 4.1(2c)
cisco / unified_computing_system = 4.1(3a)
cisco / unified_computing_system = 4.1(3b)
cisco / unified_computing_system = 4.1(3c)
cisco / unified_computing_system = 4.1(3d)
cisco / unified_computing_system = 4.1(3e)
cisco / unified_computing_system = 4.1(3f)
cisco / unified_computing_system = 4.1(3h)
cisco / unified_computing_system = 4.1(3i)
cisco / unified_computing_system = 4.1(3j)
cisco / unified_computing_system = 4.1(3k)
cisco / unified_computing_system = 4.1(3l)
cisco / unified_computing_system = 4.2(1c)
cisco / unified_computing_system = 4.2(1d)
cisco / unified_computing_system = 4.2(1f)
cisco / unified_computing_system = 4.2(1i)
cisco / unified_computing_system = 4.2(1k)
cisco / unified_computing_system = 4.2(1l)
cisco / unified_computing_system = 4.2(1m)
cisco / unified_computing_system = 4.2(1n)
cisco / unified_computing_system = 4.2(2a)
cisco / unified_computing_system = 4.2(2c)
cisco / unified_computing_system = 4.2(2d)
cisco / unified_computing_system = 4.2(2e)
cisco / unified_computing_system = 4.2(3b)
cisco / unified_computing_system = 4.2(3d)
cisco / unified_computing_system = 4.2(3e)
cisco / unified_computing_system = 4.2(3g)
cisco / unified_computing_system = 4.2(3h)
cisco / unified_computing_system = 4.2(3i)
cisco / nx-os = 6.0(2)a3(1)
cisco / nx-os = 6.0(2)a3(2)
cisco / nx-os = 6.0(2)a3(4)
cisco / nx-os = 6.0(2)a4(1)
cisco / nx-os = 6.0(2)a4(2)
cisco / nx-os = 6.0(2)a4(3)
cisco / nx-os = 6.0(2)a4(4)
cisco / nx-os = 6.0(2)a4(5)
cisco / nx-os = 6.0(2)a4(6)
cisco / nx-os = 6.0(2)a6(1)
cisco / nx-os = 6.0(2)a6(1a)
cisco / nx-os = 6.0(2)a6(2)
cisco / nx-os = 6.0(2)a6(2a)
cisco / nx-os = 6.0(2)a6(3)
cisco / nx-os = 6.0(2)a6(3a)
cisco / nx-os = 6.0(2)a6(4)
cisco / nx-os = 6.0(2)a6(4a)
cisco / nx-os = 6.0(2)a6(5)
cisco / nx-os = 6.0(2)a6(5a)
cisco / nx-os = 6.0(2)a6(5b)
cisco / nx-os = 6.0(2)a6(6)
cisco / nx-os = 6.0(2)a6(7)
cisco / nx-os = 6.0(2)a6(8)
cisco / nx-os = 6.0(2)a7(1)
cisco / nx-os = 6.0(2)a7(1a)
cisco / nx-os = 6.0(2)a7(2)
cisco / nx-os = 6.0(2)a7(2a)
cisco / nx-os = 6.0(2)a8(1)
cisco / nx-os = 6.0(2)a8(2)
cisco / nx-os = 6.0(2)a8(3)
cisco / nx-os = 6.0(2)a8(4)
cisco / nx-os = 6.0(2)a8(4a)
cisco / nx-os = 6.0(2)a8(5)
cisco / nx-os = 6.0(2)a8(6)
cisco / nx-os = 6.0(2)a8(7)
cisco / nx-os = 6.0(2)a8(7a)
cisco / nx-os = 6.0(2)a8(7b)
cisco / nx-os = 6.0(2)a8(8)
cisco / nx-os = 6.0(2)a8(9)
cisco / nx-os = 6.0(2)a8(10)
cisco / nx-os = 6.0(2)a8(10a)
cisco / nx-os = 6.0(2)a8(11)
cisco / nx-os = 6.0(2)a8(11a)
cisco / nx-os = 6.0(2)a8(11b)
cisco / nx-os = 6.0(2)u2(1)
cisco / nx-os = 6.0(2)u2(2)
cisco / nx-os = 6.0(2)u2(3)
cisco / nx-os = 6.0(2)u2(4)
cisco / nx-os = 6.0(2)u2(5)
cisco / nx-os = 6.0(2)u2(6)
cisco / nx-os = 6.0(2)u3(1)
cisco / nx-os = 6.0(2)u3(2)
cisco / nx-os = 6.0(2)u3(3)
cisco / nx-os = 6.0(2)u3(4)
cisco / nx-os = 6.0(2)u3(5)
cisco / nx-os = 6.0(2)u3(6)
cisco / nx-os = 6.0(2)u3(7)
cisco / nx-os = 6.0(2)u3(8)
cisco / nx-os = 6.0(2)u3(9)
cisco / nx-os = 6.0(2)u4(1)
cisco / nx-os = 6.0(2)u4(2)
cisco / nx-os = 6.0(2)u4(3)
cisco / nx-os = 6.0(2)u4(4)
cisco / nx-os = 6.0(2)u5(1)
cisco / nx-os = 6.0(2)u5(2)
cisco / nx-os = 6.0(2)u5(3)
cisco / nx-os = 6.0(2)u5(4)
cisco / nx-os = 6.0(2)u6(1)
cisco / nx-os = 6.0(2)u6(1a)
cisco / nx-os = 6.0(2)u6(2)
cisco / nx-os = 6.0(2)u6(2a)
cisco / nx-os = 6.0(2)u6(3)
cisco / nx-os = 6.0(2)u6(3a)
cisco / nx-os = 6.0(2)u6(4)
cisco / nx-os = 6.0(2)u6(4a)
cisco / nx-os = 6.0(2)u6(5)
cisco / nx-os = 6.0(2)u6(5a)
cisco / nx-os = 6.0(2)u6(5b)
cisco / nx-os = 6.0(2)u6(5c)
cisco / nx-os = 6.0(2)u6(6)
cisco / nx-os = 6.0(2)u6(7)
cisco / nx-os = 6.0(2)u6(8)
cisco / nx-os = 6.0(2)u6(9)
cisco / nx-os = 6.0(2)u6(10)
cisco / nx-os = 6.2(1)
cisco / nx-os = 6.2(2)
cisco / nx-os = 6.2(2a)
cisco / nx-os = 6.2(3)
cisco / nx-os = 6.2(5)
cisco / nx-os = 6.2(5a)
cisco / nx-os = 6.2(5b)
cisco / nx-os = 6.2(6)
cisco / nx-os = 6.2(6a)
cisco / nx-os = 6.2(6b)
cisco / nx-os = 6.2(7)
cisco / nx-os = 6.2(8)
cisco / nx-os = 6.2(8a)
cisco / nx-os = 6.2(8b)
cisco / nx-os = 6.2(9)
cisco / nx-os = 6.2(9a)
cisco / nx-os = 6.2(9b)
cisco / nx-os = 6.2(9c)
cisco / nx-os = 6.2(10)
cisco / nx-os = 6.2(11)
cisco / nx-os = 6.2(11b)
cisco / nx-os = 6.2(11c)
cisco / nx-os = 6.2(11d)
cisco / nx-os = 6.2(11e)
cisco / nx-os = 6.2(12)
cisco / nx-os = 6.2(13)
cisco / nx-os = 6.2(13a)
cisco / nx-os = 6.2(13b)
cisco / nx-os = 6.2(14)
cisco / nx-os = 6.2(15)
cisco / nx-os = 6.2(16)
cisco / nx-os = 6.2(17)
cisco / nx-os = 6.2(18)
cisco / nx-os = 6.2(19)
cisco / nx-os = 6.2(20)
cisco / nx-os = 6.2(20a)
cisco / nx-os = 6.2(21)
cisco / nx-os = 6.2(22)
cisco / nx-os = 6.2(23)
cisco / nx-os = 6.2(24)
cisco / nx-os = 6.2(24a)
cisco / nx-os = 6.2(25)
cisco / nx-os = 6.2(27)
cisco / nx-os = 6.2(29)
cisco / nx-os = 6.2(31)
cisco / nx-os = 6.2(33)
cisco / nx-os = 7.0(3)f1(1)
cisco / nx-os = 7.0(3)f2(1)
cisco / nx-os = 7.0(3)f2(2)
cisco / nx-os = 7.0(3)f3(1)
cisco / nx-os = 7.0(3)f3(2)
cisco / nx-os = 7.0(3)f3(3)
cisco / nx-os = 7.0(3)f3(3a)
cisco / nx-os = 7.0(3)f3(3c)
cisco / nx-os = 7.0(3)f3(4)
cisco / nx-os = 7.0(3)f3(5)
cisco / nx-os = 7.0(3)i2(1)
cisco / nx-os = 7.0(3)i2(1a)
cisco / nx-os = 7.0(3)i2(2)
cisco / nx-os = 7.0(3)i2(2a)
cisco / nx-os = 7.0(3)i2(2b)
cisco / nx-os = 7.0(3)i2(2c)
cisco / nx-os = 7.0(3)i2(2d)
cisco / nx-os = 7.0(3)i2(2e)
cisco / nx-os = 7.0(3)i2(3)
cisco / nx-os = 7.0(3)i2(4)
cisco / nx-os = 7.0(3)i2(5)
cisco / nx-os = 7.0(3)i3(1)
cisco / nx-os = 7.0(3)i4(1)
cisco / nx-os = 7.0(3)i4(2)
cisco / nx-os = 7.0(3)i4(3)
cisco / nx-os = 7.0(3)i4(4)
cisco / nx-os = 7.0(3)i4(5)
cisco / nx-os = 7.0(3)i4(6)
cisco / nx-os = 7.0(3)i4(7)
cisco / nx-os = 7.0(3)i4(8)
cisco / nx-os = 7.0(3)i4(8a)
cisco / nx-os = 7.0(3)i4(8b)
cisco / nx-os = 7.0(3)i4(8z)
cisco / nx-os = 7.0(3)i4(9)
cisco / nx-os = 7.0(3)i5(1)
cisco / nx-os = 7.0(3)i5(2)
cisco / nx-os = 7.0(3)i6(1)
cisco / nx-os = 7.0(3)i6(2)
cisco / nx-os = 7.0(3)i7(1)
cisco / nx-os = 7.0(3)i7(2)
cisco / nx-os = 7.0(3)i7(3)
cisco / nx-os = 7.0(3)i7(4)
cisco / nx-os = 7.0(3)i7(5)
cisco / nx-os = 7.0(3)i7(5a)
cisco / nx-os = 7.0(3)i7(6)
cisco / nx-os = 7.0(3)i7(7)
cisco / nx-os = 7.0(3)i7(8)
cisco / nx-os = 7.0(3)i7(9)
cisco / nx-os = 7.0(3)i7(10)
cisco / nx-os = 7.1(0)n1(1)
cisco / nx-os = 7.1(0)n1(1a)
cisco / nx-os = 7.1(0)n1(1b)
cisco / nx-os = 7.1(1)n1(1)
cisco / nx-os = 7.1(2)n1(1)
cisco / nx-os = 7.1(3)n1(1)
cisco / nx-os = 7.1(3)n1(2)
cisco / nx-os = 7.1(4)n1(1)
cisco / nx-os = 7.1(5)n1(1)
cisco / nx-os = 7.1(5)n1(1b)
cisco / nx-os = 7.2(0)d1(1)
cisco / nx-os = 7.2(1)d1(1)
cisco / nx-os = 7.2(2)d1(1)
cisco / nx-os = 7.2(2)d1(2)
cisco / nx-os = 7.3(0)d1(1)
cisco / nx-os = 7.3(0)dx(1)
cisco / nx-os = 7.3(0)dy(1)
cisco / nx-os = 7.3(0)n1(1)
cisco / nx-os = 7.3(1)d1(1)
cisco / nx-os = 7.3(1)dy(1)
cisco / nx-os = 7.3(1)n1(1)
cisco / nx-os = 7.3(2)d1(1)
cisco / nx-os = 7.3(2)d1(2)
cisco / nx-os = 7.3(2)d1(3)
cisco / nx-os = 7.3(2)d1(3a)
cisco / nx-os = 7.3(2)n1(1)
cisco / nx-os = 7.3(3)d1(1)
cisco / nx-os = 7.3(3)n1(1)
cisco / nx-os = 7.3(4)d1(1)
cisco / nx-os = 7.3(4)n1(1)
cisco / nx-os = 7.3(5)d1(1)
cisco / nx-os = 7.3(5)n1(1)
cisco / nx-os = 7.3(6)d1(1)
cisco / nx-os = 7.3(6)n1(1)
cisco / nx-os = 7.3(7)d1(1)
cisco / nx-os = 7.3(7)n1(1)
cisco / nx-os = 7.3(7)n1(1a)
cisco / nx-os = 7.3(7)n1(1b)
cisco / nx-os = 7.3(8)d1(1)
cisco / nx-os = 7.3(8)n1(1)
cisco / nx-os = 7.3(9)d1(1)
cisco / nx-os = 7.3(9)n1(1)
cisco / nx-os = 7.3(10)n1(1)
cisco / nx-os = 7.3(11)n1(1)
cisco / nx-os = 7.3(12)n1(1)
cisco / nx-os = 7.3(13)n1(1)
cisco / nx-os = 8.0(1)
cisco / nx-os = 8.1(1)
cisco / nx-os = 8.1(1a)
cisco / nx-os = 8.1(1b)
cisco / nx-os = 8.1(2)
cisco / nx-os = 8.1(2a)
cisco / nx-os = 8.2(1)
cisco / nx-os = 8.2(2)
cisco / nx-os = 8.2(3)
cisco / nx-os = 8.2(4)
cisco / nx-os = 8.2(5)
cisco / nx-os = 8.2(6)
cisco / nx-os = 8.2(7)
cisco / nx-os = 8.2(7a)
cisco / nx-os = 8.2(8)
cisco / nx-os = 8.2(9)
cisco / nx-os = 8.2(10)
cisco / nx-os = 8.3(1)
cisco / nx-os = 8.3(2)
cisco / nx-os = 8.4(1)
cisco / nx-os = 8.4(1a)
cisco / nx-os = 8.4(2)
cisco / nx-os = 8.4(2a)
cisco / nx-os = 8.4(2b)
cisco / nx-os = 8.4(2c)
cisco / nx-os = 8.4(2d)
cisco / nx-os = 8.4(2e)
cisco / nx-os = 8.4(2f)
cisco / nx-os = 8.4(3)
cisco / nx-os = 8.4(4)
cisco / nx-os = 8.4(4a)
cisco / nx-os = 8.4(5)
cisco / nx-os = 8.4(6)
cisco / nx-os = 8.4(6a)
cisco / nx-os = 8.4(7)
cisco / nx-os = 8.5(1)
cisco / nx-os = 9.2(1)
cisco / nx-os = 9.2(1a)
cisco / nx-os = 9.2(2)
cisco / nx-os = 9.2(2t)
cisco / nx-os = 9.2(2v)
cisco / nx-os = 9.2(3)
cisco / nx-os = 9.2(4)
cisco / nx-os = 9.3(1)
cisco / nx-os = 9.3(2)
cisco / nx-os = 9.3(2a)
cisco / nx-os = 9.3(3)
cisco / nx-os = 9.3(4)
cisco / nx-os = 9.3(5)
cisco / nx-os = 9.3(6)
cisco / nx-os = 9.3(7)
cisco / nx-os = 9.3(7a)
cisco / nx-os = 9.3(8)
cisco / nx-os = 9.3(9)
cisco / nx-os = 9.3(10)
cisco / nx-os = 9.3(11)
cisco / nx-os = 10.1(1)
cisco / nx-os = 10.1(2)
cisco / nx-os = 10.1(2t)
cisco / nx-os = 10.2(1)
cisco / nx-os = 10.2(1q)
cisco / nx-os = 10.2(2)
cisco / nx-os = 10.2(3)
cisco / nx-os = 10.2(3t)
cisco / nx-os = 10.2(3v)
cisco / nx-os = 10.2(4)
cisco / nx-os = 10.2(5)
cisco / nx-os = 10.3(1)
cisco / nx-os = 10.3(2)

Frequently Asked Questions

A security vulnerability is a weakness in software, hardware, or configuration that can be exploited to compromise confidentiality, integrity, or availability. Many vulnerabilities are tracked as CVEs (Common Vulnerabilities and Exposures), which provide a standardized identifier so teams can coordinate patching, mitigation, and risk assessment across tools and vendors.

CVSS (Common Vulnerability Scoring System) estimates technical severity, but it doesn't automatically equal business risk. Prioritize using context like internet exposure, affected asset criticality, known exploitation (proof-of-concept or in-the-wild), and whether compensating controls exist. A "Medium" CVSS on an exposed, production system can be more urgent than a "Critical" on an isolated, non-production host.

A vulnerability is the underlying weakness. An exploit is the method or code used to take advantage of it. A zero-day is a vulnerability that is unknown to the vendor or has no publicly available fix when attackers begin using it. In practice, risk increases sharply when exploitation becomes reliable or widespread.

Recurring findings usually come from incomplete Asset Discovery, inconsistent patch management, inherited images, and configuration drift. In modern environments, you also need to watch the software supply chain: dependencies, containers, build pipelines, and third-party services can reintroduce the same weakness even after you patch a single host. Unknown or unmanaged assets (often called Shadow IT) are a common reason the same issues resurface.

Use a simple, repeatable triage model: focus first on externally exposed assets, high-value systems (identity, VPN, email, production), vulnerabilities with known exploits, and issues that enable remote code execution or privilege escalation. Then enforce patch SLAs and track progress using consistent metrics so remediation is steady, not reactive.

SynScan combines attack surface monitoring and continuous security auditing to keep your inventory current, flag high-impact vulnerabilities early, and help you turn raw findings into a practical remediation plan.