Vulnerability Database

393,392

Total vulnerabilities in the database

CVE-2019-1737 — cisco / ios_xe

Allocation of Resources Without Limits or Throttling

A vulnerability in the processing of IP Service Level Agreement (SLA) packets by Cisco IOS Software and Cisco IOS XE software could allow an unauthenticated, remote attacker to cause an interface wedge and an eventual denial of service (DoS) condition on the affected device. The vulnerability is due to improper socket resources handling in the IP SLA responder application code. An attacker could exploit this vulnerability by sending crafted IP SLA packets to an affected device. An exploit could allow the attacker to cause an interface to become wedged, resulting in an eventual denial of service (DoS) condition on the affected device.

  • Published: Mar 27, 2019
  • Updated: Oct 3, 2026
  • CVE: CVE-2019-1737
  • Severity: High
  • Exploit:
  • CISA KEV:

CVSS v3:

  • Severity: High
  • Score: 8.6
  • AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H

CVSS v2:

  • Severity: High
  • Score: 7.8
  • AV:N/AC:L/Au:N/C:N/I:N/A:C
Software Affected versions
cisco / ios_xe = 3.2.0se
cisco / ios_xe = 3.2.1se
cisco / ios_xe = 3.2.2se
cisco / ios_xe = 3.2.3se
cisco / ios_xe = 3.3.0se
cisco / ios_xe = 3.3.0xo
cisco / ios_xe = 3.3.1se
cisco / ios_xe = 3.3.1xo
cisco / ios_xe = 3.3.2se
cisco / ios_xe = 3.3.2xo
cisco / ios_xe = 3.3.3se
cisco / ios_xe = 3.3.4se
cisco / ios_xe = 3.3.5se
cisco / ios_xe = 3.4.0sg
cisco / ios_xe = 3.4.1sg
cisco / ios_xe = 3.4.2sg
cisco / ios_xe = 3.4.3sg
cisco / ios_xe = 3.4.4sg
cisco / ios_xe = 3.4.5sg
cisco / ios_xe = 3.4.6sg
cisco / ios_xe = 3.4.7sg
cisco / ios_xe = 3.4.8sg
cisco / ios_xe = 3.5.0e
cisco / ios_xe = 3.5.1e
cisco / ios_xe = 3.5.2e
cisco / ios_xe = 3.5.3e
cisco / ios_xe = 3.6.0ae
cisco / ios_xe = 3.6.0be
cisco / ios_xe = 3.6.0e
cisco / ios_xe = 3.6.1e
cisco / ios_xe = 3.6.2ae
cisco / ios_xe = 3.6.2e
cisco / ios_xe = 3.6.3e
cisco / ios_xe = 3.6.4e
cisco / ios_xe = 3.6.5ae
cisco / ios_xe = 3.6.5be
cisco / ios_xe = 3.6.5e
cisco / ios_xe = 3.6.6e
cisco / ios_xe = 3.6.7ae
cisco / ios_xe = 3.6.7be
cisco / ios_xe = 3.6.7e
cisco / ios_xe = 3.7.0bs
cisco / ios_xe = 3.7.0e
cisco / ios_xe = 3.7.0s
cisco / ios_xe = 3.7.1as
cisco / ios_xe = 3.7.1e
cisco / ios_xe = 3.7.1s
cisco / ios_xe = 3.7.2e
cisco / ios_xe = 3.7.2s
cisco / ios_xe = 3.7.2ts
cisco / ios_xe = 3.7.3e
cisco / ios_xe = 3.7.3s
cisco / ios_xe = 3.7.4as
cisco / ios_xe = 3.7.4e
cisco / ios_xe = 3.7.4s
cisco / ios_xe = 3.7.5e
cisco / ios_xe = 3.7.5s
cisco / ios_xe = 3.7.6s
cisco / ios_xe = 3.7.7s
cisco / ios_xe = 3.7.8s
cisco / ios_xe = 3.8.0e
cisco / ios_xe = 3.8.0s
cisco / ios_xe = 3.8.1e
cisco / ios_xe = 3.8.1s
cisco / ios_xe = 3.8.2e
cisco / ios_xe = 3.8.2s
cisco / ios_xe = 3.8.3e
cisco / ios_xe = 3.8.4e
cisco / ios_xe = 3.8.5ae
cisco / ios_xe = 3.8.5e
cisco / ios_xe = 3.9.0as
cisco / ios_xe = 3.9.0e
cisco / ios_xe = 3.9.0s
cisco / ios_xe = 3.9.1as
cisco / ios_xe = 3.9.1e
cisco / ios_xe = 3.9.1s
cisco / ios_xe = 3.9.2be
cisco / ios_xe = 3.9.2e
cisco / ios_xe = 3.9.2s
cisco / ios_xe = 3.10.0ce
cisco / ios_xe = 3.10.0e
cisco / ios_xe = 3.10.0s
cisco / ios_xe = 3.10.1s
cisco / ios_xe = 3.10.2as
cisco / ios_xe = 3.10.2s
cisco / ios_xe = 3.10.2ts
cisco / ios_xe = 3.10.3s
cisco / ios_xe = 3.10.4s
cisco / ios_xe = 3.10.5s
cisco / ios_xe = 3.10.6s
cisco / ios_xe = 3.10.7s
cisco / ios_xe = 3.10.8as
cisco / ios_xe = 3.10.8s
cisco / ios_xe = 3.10.9s
cisco / ios_xe = 3.10.10s
cisco / ios_xe = 3.11.0s
cisco / ios_xe = 3.11.1s
cisco / ios_xe = 3.11.2s
cisco / ios_xe = 3.11.3s
cisco / ios_xe = 3.11.4s
cisco / ios_xe = 3.12.0as
cisco / ios_xe = 3.12.0s
cisco / ios_xe = 3.12.1s
cisco / ios_xe = 3.12.2s
cisco / ios_xe = 3.12.3s
cisco / ios_xe = 3.12.4s
cisco / ios_xe = 3.13.0as
cisco / ios_xe = 3.13.0s
cisco / ios_xe = 3.13.1s
cisco / ios_xe = 3.13.2as
cisco / ios_xe = 3.13.2s
cisco / ios_xe = 3.13.3s
cisco / ios_xe = 3.13.4s
cisco / ios_xe = 3.13.5as
cisco / ios_xe = 3.13.5s
cisco / ios_xe = 3.13.6as
cisco / ios_xe = 3.13.6bs
cisco / ios_xe = 3.13.6s
cisco / ios_xe = 3.13.7as
cisco / ios_xe = 3.13.7s
cisco / ios_xe = 3.13.8s
cisco / ios_xe = 3.14.0s
cisco / ios_xe = 3.14.1s
cisco / ios_xe = 3.14.2s
cisco / ios_xe = 3.14.3s
cisco / ios_xe = 3.14.4s
cisco / ios_xe = 3.15.0s
cisco / ios_xe = 3.15.1cs
cisco / ios_xe = 3.15.1s
cisco / ios_xe = 3.15.2s
cisco / ios_xe = 3.15.3s
cisco / ios_xe = 3.15.4s
cisco / ios_xe = 3.16.0as
cisco / ios_xe = 3.16.0bs
cisco / ios_xe = 3.16.0cs
cisco / ios_xe = 3.16.0s
cisco / ios_xe = 3.16.1as
cisco / ios_xe = 3.16.1s
cisco / ios_xe = 3.16.2as
cisco / ios_xe = 3.16.2bs
cisco / ios_xe = 3.16.2s
cisco / ios_xe = 3.16.3as
cisco / ios_xe = 3.16.3s
cisco / ios_xe = 3.16.4as
cisco / ios_xe = 3.16.4bs
cisco / ios_xe = 3.16.4cs
cisco / ios_xe = 3.16.4ds
cisco / ios_xe = 3.16.4es
cisco / ios_xe = 3.16.4gs
cisco / ios_xe = 3.16.4s
cisco / ios_xe = 3.16.5as
cisco / ios_xe = 3.16.5bs
cisco / ios_xe = 3.16.5s
cisco / ios_xe = 3.16.6bs
cisco / ios_xe = 3.16.6s
cisco / ios_xe = 3.17.0s
cisco / ios_xe = 3.17.1as
cisco / ios_xe = 3.17.1s
cisco / ios_xe = 3.17.2s
cisco / ios_xe = 3.17.3s
cisco / ios_xe = 3.17.4s
cisco / ios_xe = 3.18.0as
cisco / ios_xe = 3.18.0s
cisco / ios_xe = 3.18.0sp
cisco / ios_xe = 3.18.1asp
cisco / ios_xe = 3.18.1bsp
cisco / ios_xe = 3.18.1csp
cisco / ios_xe = 3.18.1gsp
cisco / ios_xe = 3.18.1hsp
cisco / ios_xe = 3.18.1isp
cisco / ios_xe = 3.18.1s
cisco / ios_xe = 3.18.1sp
cisco / ios_xe = 3.18.2asp
cisco / ios_xe = 3.18.2s
cisco / ios_xe = 3.18.2sp
cisco / ios_xe = 3.18.3s
cisco / ios_xe = 3.18.4s
cisco / ios_xe = 16.1.1
cisco / ios_xe = 16.1.2
cisco / ios_xe = 16.1.3
cisco / ios_xe = 16.2.1
cisco / ios_xe = 16.2.2
cisco / ios_xe = 16.3.1
cisco / ios_xe = 16.3.1a
cisco / ios_xe = 16.3.2
cisco / ios_xe = 16.3.3
cisco / ios_xe = 16.3.4
cisco / ios_xe = 16.4.1
cisco / ios_xe = 16.4.2
cisco / ios_xe = 16.5.1
cisco / ios_xe = 16.5.1a
cisco / ios_xe = 16.5.1b
cisco / ios_xe = 16.5.2
cisco / ios_xe = 16.5.3
cisco / ios_xe = 16.6.1
cisco / ios = 12.2(58)ex
cisco / ios = 12.2(58)ez
cisco / ios = 12.2(60)ez
cisco / ios = 12.2(60)ez1
cisco / ios = 12.2(60)ez2
cisco / ios = 12.2(60)ez3
cisco / ios = 12.2(60)ez4
cisco / ios = 12.2(60)ez5
cisco / ios = 12.2(60)ez6
cisco / ios = 12.2(60)ez7
cisco / ios = 12.2(60)ez8
cisco / ios = 12.2(60)ez9
cisco / ios = 12.2(60)ez10
cisco / ios = 12.2(60)ez11
cisco / ios = 12.2(60)ez12
cisco / ios = 12.2(60)ez13
cisco / ios = 15.0(1)ex
cisco / ios = 15.0(2)ej
cisco / ios = 15.0(2)ej1
cisco / ios = 15.0(2)ek
cisco / ios = 15.0(2)ek1
cisco / ios = 15.0(2)ex
cisco / ios = 15.0(2)ex1
cisco / ios = 15.0(2)ex2
cisco / ios = 15.0(2)ex3
cisco / ios = 15.0(2)ex4
cisco / ios = 15.0(2)ex5
cisco / ios = 15.0(2)ex6
cisco / ios = 15.0(2)ex7
cisco / ios = 15.0(2)ex8
cisco / ios = 15.0(2)ex10
cisco / ios = 15.0(2)ex11
cisco / ios = 15.0(2)ex12
cisco / ios = 15.0(2)ex13
cisco / ios = 15.0(2)ey
cisco / ios = 15.0(2)ey1
cisco / ios = 15.0(2)ey2
cisco / ios = 15.0(2)ey3
cisco / ios = 15.0(2)ez
cisco / ios = 15.0(2)se
cisco / ios = 15.0(2)se1
cisco / ios = 15.0(2)se2
cisco / ios = 15.0(2)se3
cisco / ios = 15.0(2)se4
cisco / ios = 15.0(2)se5
cisco / ios = 15.0(2)se6
cisco / ios = 15.0(2)se7
cisco / ios = 15.0(2)se8
cisco / ios = 15.0(2)se9
cisco / ios = 15.0(2)se10
cisco / ios = 15.0(2)se10a
cisco / ios = 15.0(2)se11
cisco / ios = 15.0(2a)ex5
cisco / ios = 15.0(2a)se9
cisco / ios = 15.1(1)sy
cisco / ios = 15.1(1)sy1
cisco / ios = 15.1(1)sy2
cisco / ios = 15.1(1)sy3
cisco / ios = 15.1(1)sy4
cisco / ios = 15.1(1)sy5
cisco / ios = 15.1(1)sy6
cisco / ios = 15.1(2)sg
cisco / ios = 15.1(2)sg1
cisco / ios = 15.1(2)sg2
cisco / ios = 15.1(2)sg3
cisco / ios = 15.1(2)sg4
cisco / ios = 15.1(2)sg5
cisco / ios = 15.1(2)sg6
cisco / ios = 15.1(2)sg7
cisco / ios = 15.1(2)sg8
cisco / ios = 15.1(2)sy
cisco / ios = 15.1(2)sy1
cisco / ios = 15.1(2)sy2
cisco / ios = 15.1(2)sy3
cisco / ios = 15.1(2)sy6
cisco / ios = 15.1(2)sy7
cisco / ios = 15.1(2)sy8
cisco / ios = 15.1(2)sy9
cisco / ios = 15.1(2)sy10
cisco / ios = 15.1(2)sy11
cisco / ios = 15.2(1)e
cisco / ios = 15.2(1)e1
cisco / ios = 15.2(1)e2
cisco / ios = 15.2(1)e3
cisco / ios = 15.2(1)ey
cisco / ios = 15.2(1)sc1a
cisco / ios = 15.2(1)sd1
cisco / ios = 15.2(1)sd2
cisco / ios = 15.2(1)sd3
cisco / ios = 15.2(1)sd4
cisco / ios = 15.2(1)sd6
cisco / ios = 15.2(1)sd6a
cisco / ios = 15.2(1)sd7
cisco / ios = 15.2(1)sd8
cisco / ios = 15.2(1)sy
cisco / ios = 15.2(1)sy0a
cisco / ios = 15.2(1)sy1
cisco / ios = 15.2(1)sy1a
cisco / ios = 15.2(1)sy2
cisco / ios = 15.2(1)sy3
cisco / ios = 15.2(1)sy4
cisco / ios = 15.2(1)sy5
cisco / ios = 15.2(2)e
cisco / ios = 15.2(2)e1
cisco / ios = 15.2(2)e2
cisco / ios = 15.2(2)e3
cisco / ios = 15.2(2)e4
cisco / ios = 15.2(2)e5
cisco / ios = 15.2(2)e5a
cisco / ios = 15.2(2)e5b
cisco / ios = 15.2(2)e6
cisco / ios = 15.2(2)e7
cisco / ios = 15.2(2)e7b
cisco / ios = 15.2(2)ea
cisco / ios = 15.2(2)ea1
cisco / ios = 15.2(2)ea2
cisco / ios = 15.2(2)ea3
cisco / ios = 15.2(2)eb
cisco / ios = 15.2(2)eb1
cisco / ios = 15.2(2)eb2
cisco / ios = 15.2(2)s
cisco / ios = 15.2(2)s0a
cisco / ios = 15.2(2)s0c
cisco / ios = 15.2(2)s0d
cisco / ios = 15.2(2)s1
cisco / ios = 15.2(2)s2
cisco / ios = 15.2(2)sc
cisco / ios = 15.2(2)sc1
cisco / ios = 15.2(2)sc3
cisco / ios = 15.2(2)sc4
cisco / ios = 15.2(2)sy
cisco / ios = 15.2(2)sy1
cisco / ios = 15.2(2)sy2
cisco / ios = 15.2(2)sy3
cisco / ios = 15.2(2a)e1
cisco / ios = 15.2(2a)e2
cisco / ios = 15.2(2b)e
cisco / ios = 15.2(3)e
cisco / ios = 15.2(3)e1
cisco / ios = 15.2(3)e2
cisco / ios = 15.2(3)e3
cisco / ios = 15.2(3)e4
cisco / ios = 15.2(3)e5
cisco / ios = 15.2(3)ea
cisco / ios = 15.2(3)gc
cisco / ios = 15.2(3)gc1
cisco / ios = 15.2(3a)e
cisco / ios = 15.2(3m)e2
cisco / ios = 15.2(3m)e7
cisco / ios = 15.2(3m)e8
cisco / ios = 15.2(4)e
cisco / ios = 15.2(4)e1
cisco / ios = 15.2(4)e2
cisco / ios = 15.2(4)e3
cisco / ios = 15.2(4)e4
cisco / ios = 15.2(4)e5
cisco / ios = 15.2(4)e5a
cisco / ios = 15.2(4)ea
cisco / ios = 15.2(4)ea1
cisco / ios = 15.2(4)ea2
cisco / ios = 15.2(4)ea3
cisco / ios = 15.2(4)ea4
cisco / ios = 15.2(4)ea5
cisco / ios = 15.2(4)ea6
cisco / ios = 15.2(4)ec1
cisco / ios = 15.2(4)ec2
cisco / ios = 15.2(4)gc
cisco / ios = 15.2(4)gc1
cisco / ios = 15.2(4)gc2
cisco / ios = 15.2(4)gc3
cisco / ios = 15.2(4)jaz1
cisco / ios = 15.2(4)m
cisco / ios = 15.2(4)m1
cisco / ios = 15.2(4)m2
cisco / ios = 15.2(4)m3
cisco / ios = 15.2(4)m4
cisco / ios = 15.2(4)m5
cisco / ios = 15.2(4)m6
cisco / ios = 15.2(4)m6a
cisco / ios = 15.2(4)m6b
cisco / ios = 15.2(4)m7
cisco / ios = 15.2(4)m8
cisco / ios = 15.2(4)m9
cisco / ios = 15.2(4)m10
cisco / ios = 15.2(4)m11
cisco / ios = 15.2(4)s
cisco / ios = 15.2(4)s0c
cisco / ios = 15.2(4)s1
cisco / ios = 15.2(4)s1c
cisco / ios = 15.2(4)s2
cisco / ios = 15.2(4)s3
cisco / ios = 15.2(4)s3a
cisco / ios = 15.2(4)s4
cisco / ios = 15.2(4)s4a
cisco / ios = 15.2(4)s5
cisco / ios = 15.2(4)s6
cisco / ios = 15.2(4)s7
cisco / ios = 15.2(4)s8
cisco / ios = 15.2(4m)e1
cisco / ios = 15.2(4m)e2
cisco / ios = 15.2(4m)e3
cisco / ios = 15.2(4n)e2
cisco / ios = 15.2(4o)e2
cisco / ios = 15.2(4o)e3
cisco / ios = 15.2(4p)e1
cisco / ios = 15.2(4q)e1
cisco / ios = 15.2(4s)e1
cisco / ios = 15.2(4s)e2
cisco / ios = 15.2(5)e
cisco / ios = 15.2(5)e1
cisco / ios = 15.2(5)e2
cisco / ios = 15.2(5)e2b
cisco / ios = 15.2(5)e2c
cisco / ios = 15.2(5)ea
cisco / ios = 15.2(5a)e1
cisco / ios = 15.2(5b)e
cisco / ios = 15.2(6)e
cisco / ios = 15.2(6)e0a
cisco / ios = 15.2(6)e0b
cisco / ios = 15.2(6)e0c
cisco / ios = 15.3(0)sy
cisco / ios = 15.3(1)s
cisco / ios = 15.3(1)s1
cisco / ios = 15.3(1)s1e
cisco / ios = 15.3(1)s2
cisco / ios = 15.3(1)sy
cisco / ios = 15.3(1)sy1
cisco / ios = 15.3(1)sy2
cisco / ios = 15.3(1)t
cisco / ios = 15.3(1)t1
cisco / ios = 15.3(1)t2
cisco / ios = 15.3(1)t3
cisco / ios = 15.3(1)t4
cisco / ios = 15.3(2)s
cisco / ios = 15.3(2)s1
cisco / ios = 15.3(2)s2
cisco / ios = 15.3(2)t
cisco / ios = 15.3(2)t1
cisco / ios = 15.3(2)t2
cisco / ios = 15.3(2)t3
cisco / ios = 15.3(2)t4
cisco / ios = 15.3(3)jaa1
cisco / ios = 15.3(3)jpi
cisco / ios = 15.3(3)m
cisco / ios = 15.3(3)m1
cisco / ios = 15.3(3)m2
cisco / ios = 15.3(3)m3
cisco / ios = 15.3(3)m4
cisco / ios = 15.3(3)m5
cisco / ios = 15.3(3)m6
cisco / ios = 15.3(3)m7
cisco / ios = 15.3(3)m8
cisco / ios = 15.3(3)m8a
cisco / ios = 15.3(3)m9
cisco / ios = 15.3(3)m10
cisco / ios = 15.3(3)s
cisco / ios = 15.3(3)s1
cisco / ios = 15.3(3)s1a
cisco / ios = 15.3(3)s2
cisco / ios = 15.3(3)s2a
cisco / ios = 15.3(3)s3
cisco / ios = 15.3(3)s4
cisco / ios = 15.3(3)s5
cisco / ios = 15.3(3)s6
cisco / ios = 15.3(3)s6a
cisco / ios = 15.3(3)s7
cisco / ios = 15.3(3)s8
cisco / ios = 15.3(3)s8a
cisco / ios = 15.3(3)s9
cisco / ios = 15.3(3)s10
cisco / ios = 15.3(3)xb12
cisco / ios = 15.4(1)cg
cisco / ios = 15.4(1)cg1
cisco / ios = 15.4(1)s
cisco / ios = 15.4(1)s1
cisco / ios = 15.4(1)s2
cisco / ios = 15.4(1)s3
cisco / ios = 15.4(1)s4
cisco / ios = 15.4(1)sy
cisco / ios = 15.4(1)sy1
cisco / ios = 15.4(1)sy2
cisco / ios = 15.4(1)sy3
cisco / ios = 15.4(1)t
cisco / ios = 15.4(1)t1
cisco / ios = 15.4(1)t2
cisco / ios = 15.4(1)t3
cisco / ios = 15.4(1)t4
cisco / ios = 15.4(2)cg
cisco / ios = 15.4(2)s
cisco / ios = 15.4(2)s1
cisco / ios = 15.4(2)s2
cisco / ios = 15.4(2)s3
cisco / ios = 15.4(2)s4
cisco / ios = 15.4(2)sn
cisco / ios = 15.4(2)sn1
cisco / ios = 15.4(2)t
cisco / ios = 15.4(2)t1
cisco / ios = 15.4(2)t2
cisco / ios = 15.4(2)t3
cisco / ios = 15.4(2)t4
cisco / ios = 15.4(3)m
cisco / ios = 15.4(3)m1
cisco / ios = 15.4(3)m2
cisco / ios = 15.4(3)m4
cisco / ios = 15.4(3)m5
cisco / ios = 15.4(3)m6
cisco / ios = 15.4(3)m6a
cisco / ios = 15.4(3)m7
cisco / ios = 15.4(3)m7a
cisco / ios = 15.4(3)m8
cisco / ios = 15.4(3)s
cisco / ios = 15.4(3)s0d
cisco / ios = 15.4(3)s0e
cisco / ios = 15.4(3)s0f
cisco / ios = 15.4(3)s1
cisco / ios = 15.4(3)s2
cisco / ios = 15.4(3)s3
cisco / ios = 15.4(3)s4
cisco / ios = 15.4(3)s5
cisco / ios = 15.4(3)s6
cisco / ios = 15.4(3)s6a
cisco / ios = 15.4(3)s7
cisco / ios = 15.4(3)s8
cisco / ios = 15.4(3)sn1
cisco / ios = 15.4(3)sn1a
cisco / ios = 15.5(1)s
cisco / ios = 15.5(1)s1
cisco / ios = 15.5(1)s2
cisco / ios = 15.5(1)s3
cisco / ios = 15.5(1)s4
cisco / ios = 15.5(1)sn
cisco / ios = 15.5(1)sn1
cisco / ios = 15.5(1)sy
cisco / ios = 15.5(1)t3
cisco / ios = 15.5(1)t4
cisco / ios = 15.5(2)s
cisco / ios = 15.5(2)s1
cisco / ios = 15.5(2)s2
cisco / ios = 15.5(2)s3
cisco / ios = 15.5(2)s4
cisco / ios = 15.5(2)sn
cisco / ios = 15.5(2)t
cisco / ios = 15.5(2)t1
cisco / ios = 15.5(2)t2
cisco / ios = 15.5(2)t3
cisco / ios = 15.5(2)t4
cisco / ios = 15.5(3)m
cisco / ios = 15.5(3)m0a
cisco / ios = 15.5(3)m1
cisco / ios = 15.5(3)m2
cisco / ios = 15.5(3)m2a
cisco / ios = 15.5(3)m3
cisco / ios = 15.5(3)m4
cisco / ios = 15.5(3)m4a
cisco / ios = 15.5(3)m4b
cisco / ios = 15.5(3)m4c
cisco / ios = 15.5(3)m5
cisco / ios = 15.5(3)m6
cisco / ios = 15.5(3)m6a
cisco / ios = 15.5(3)s
cisco / ios = 15.5(3)s0a
cisco / ios = 15.5(3)s1
cisco / ios = 15.5(3)s1a
cisco / ios = 15.5(3)s2
cisco / ios = 15.5(3)s3
cisco / ios = 15.5(3)s4
cisco / ios = 15.5(3)s5
cisco / ios = 15.5(3)s6
cisco / ios = 15.5(3)s6a
cisco / ios = 15.5(3)s6b
cisco / ios = 15.5(3)sn
cisco / ios = 15.5(3)sn0a
cisco / ios = 15.6(1)s
cisco / ios = 15.6(1)s1
cisco / ios = 15.6(1)s2
cisco / ios = 15.6(1)s3
cisco / ios = 15.6(1)s4
cisco / ios = 15.6(1)sn
cisco / ios = 15.6(1)sn1
cisco / ios = 15.6(1)sn2
cisco / ios = 15.6(1)sn3
cisco / ios = 15.6(1)t
cisco / ios = 15.6(1)t0a
cisco / ios = 15.6(1)t1
cisco / ios = 15.6(1)t2
cisco / ios = 15.6(1)t3
cisco / ios = 15.6(2)s
cisco / ios = 15.6(2)s0a
cisco / ios = 15.6(2)s1
cisco / ios = 15.6(2)s2
cisco / ios = 15.6(2)s3
cisco / ios = 15.6(2)s4
cisco / ios = 15.6(2)sn
cisco / ios = 15.6(2)sp
cisco / ios = 15.6(2)sp1
cisco / ios = 15.6(2)sp2
cisco / ios = 15.6(2)t
cisco / ios = 15.6(2)t0a
cisco / ios = 15.6(2)t1
cisco / ios = 15.6(2)t2
cisco / ios = 15.6(2)t3
cisco / ios = 15.6(3)m
cisco / ios = 15.6(3)m0a
cisco / ios = 15.6(3)m1
cisco / ios = 15.6(3)m1a
cisco / ios = 15.6(3)m1b
cisco / ios = 15.6(3)m2
cisco / ios = 15.6(3)m2a
cisco / ios = 15.6(3)m3
cisco / ios = 15.6(3)m3a
cisco / ios = 15.6(3)sn
cisco / ios = 15.6(4)sn
cisco / ios = 15.6(5)sn
cisco / ios = 15.6(6)sn
cisco / ios = 15.6(7)sn
cisco / ios = 15.6(7)sn1
cisco / ios = 15.6(7)sn2
cisco / ios = 15.6(7)sn3
cisco / ios = 15.7(3)m
cisco / ios = 15.7(3)m0a

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.