Vulnerability Database

296,172

Total vulnerabilities in the database

CVE-2021-1466

A vulnerability in the vDaemon service of Cisco SD-WAN vManage Software could allow an authenticated, local attacker to cause a buffer overflow on an affected system, resulting in a denial of service (DoS) condition. The vulnerability is due to incomplete bounds checks for data that is provided to the vDaemon service of an affected system. An attacker could exploit this vulnerability by sending malicious data to the vDaemon listening service on the affected system. A successful exploit could allow the attacker to cause a buffer overflow condition on the affected system, which could allow the attacker to cause the vDaemon listening service to reload and result in a DoS condition.Cisco has released software updates that address this vulnerability. There are no workarounds that address this vulnerability.

  • Published: Nov 15, 2024
  • Updated: Aug 5, 2025
  • CVE: CVE-2021-1466
  • Severity: Medium
  • Exploit:

CVSS v3:

  • Severity: Medium
  • Score: 5.4
  • AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L

CWEs:

Software From Fixed in
cisco / catalyst_sd-wan_manager 17.2.6 17.2.6.x
cisco / catalyst_sd-wan_manager 17.2.7 17.2.7.x
cisco / catalyst_sd-wan_manager 17.2.5 17.2.5.x
cisco / catalyst_sd-wan_manager 18.3.1.1 18.3.1.1.x
cisco / catalyst_sd-wan_manager 18.3.3.1 18.3.3.1.x
cisco / catalyst_sd-wan_manager 18.3.3 18.3.3.x
cisco / catalyst_sd-wan_manager 19.2.0 19.2.0.x
cisco / catalyst_sd-wan_manager 19.2.097 19.2.097.x
cisco / catalyst_sd-wan_manager 18.4.3 18.4.3.x
cisco / catalyst_sd-wan_manager 18.4.1 18.4.1.x
cisco / catalyst_sd-wan_manager 18.4.0 18.4.0.x
cisco / catalyst_sd-wan_manager 18.4.0.1 18.4.0.1.x
cisco / catalyst_sd-wan_manager 20.1.1.1 20.1.1.1.x
cisco / catalyst_sd-wan_manager 18.3.1 18.3.1.x
cisco / catalyst_sd-wan_manager 18.3.0 18.3.0.x
cisco / catalyst_sd-wan_manager 17.2.10 17.2.10.x
cisco / catalyst_sd-wan_manager 17.2.8 17.2.8.x
cisco / catalyst_sd-wan_manager 17.2.9 17.2.9.x
cisco / catalyst_sd-wan_manager 19.2.1 19.2.1.x
cisco / catalyst_sd-wan_manager 19.2.2 19.2.2.x
cisco / catalyst_sd-wan_manager 19.2.099 19.2.099.x
cisco / catalyst_sd-wan_manager 19.2.098 19.2.098.x
cisco / catalyst_sd-wan_manager 18.4.4 18.4.4.x
cisco / catalyst_sd-wan_manager 18.4.302 18.4.302.x
cisco / catalyst_sd-wan_manager 18.4.303 18.4.303.x
cisco / catalyst_sd-wan_manager 20.1.1 20.1.1.x
cisco / catalyst_sd-wan_manager 19.3.0 19.3.0.x
cisco / catalyst_sd-wan_manager 18.3.6 18.3.6.x
cisco / catalyst_sd-wan_manager 18.3.7 18.3.7.x
cisco / catalyst_sd-wan_manager 18.3.8 18.3.8.x
cisco / catalyst_sd-wan_manager 18.3.6.1 18.3.6.1.x
cisco / catalyst_sd-wan_manager 18.3.4 18.3.4.x
cisco / catalyst_sd-wan_manager 18.3.5 18.3.5.x
cisco / catalyst_sd-wan_manager 19.0.0 19.0.0.x
cisco / catalyst_sd-wan_manager 19.0.1a 19.0.1a.x
cisco / catalyst_sd-wan_manager 19.1.0 19.1.0.x
cisco / catalyst_sd-wan_manager 17.2.4 17.2.4.x
cisco / catalyst_sd-wan_manager 18.2.0 18.2.0.x