CVE-2022-20729: Cisco Secure Firewall Threat Defense

High severity, CVSS 7.8. EPSS: 0.3% chance of exploitation in the next 30 days.

A vulnerability in CLI of Cisco Firepower Threat Defense (FTD) Software could allow an authenticated, local attacker to inject XML into the command parser. This vulnerability is due to insufficient input validation. An attacker could exploit this vulnerability by including crafted input in commands. A successful exploit could allow the attacker to inject XML into the command parser, which could result in unexpected processing of the command and unexpected command output.

Affected products

• Cisco Secure Firewall Threat Defense: before 6.4.0.15 (fixed in 6.4.0.15); from 6.5.0, before 6.6.5.2 (fixed in 6.6.5.2); from 6.7.0, before 7.0.2 (fixed in 7.0.2)

Published 2022-05-03. Last modified 2026-08-11.