CVE-2009-3109: Symantec Altiris Deployment Solution

High severity, CVSS 9.3. EPSS: 3.8% chance of exploitation in the next 30 days.

Unspecified vulnerability in the AClient agent in Symantec Altiris Deployment Solution 6.9.x before 6.9 SP3 Build 430, when key-based authentication is being used between a deployment server and a client, allows remote attackers to bypass authentication and execute arbitrary commands as SYSTEM by spoofing the deployment server and sending "alternate commands" before the handshake is completed.

Affected products

• Symantec Altiris Deployment Solution: version 6.9 only

Published 2009-09-08. Last modified 2026-06-16.