CVE-2024-20429: Cisco Asyncos

High severity, CVSS 7.2. EPSS: 0.6% chance of exploitation in the next 30 days.

A vulnerability in the web-based management interface of Cisco AsyncOS for Secure Email Gateway could allow an authenticated, remote attacker to execute arbitrary system commands on an affected device. This vulnerability is due to insufficient input validation in certain portions of the web-based management interface. An attacker could exploit this vulnerability by sending a crafted HTTP request to the affected device. A successful exploit could allow the attacker to execute arbitrary commands on the underlying operating system with root privileges. To successfully exploit this vulnerability, an attacker would need at least valid Operator credentials.

Affected products

• Cisco Asyncos: version 11.0.3-238 only; version 11.1.0-069 only; version 11.1.0-128 only; version 11.1.0-131 only; version 12.0.0-419 only; version 12.1.0-071 only; …

Published 2024-07-17. Last modified 2026-06-17.