CVE-2026-79806

Summary

A privilege escalation vulnerability in ClearPass Policy Manager's OnGuard Linux agent allows local users to escalate their privileges to root, potentially enabling full system compromise. This flaw affects Linux clients running the agent and could be exploited by attackers who already have user-level access.

Exploitability

Exploitation requires local access to a Linux client running the ClearPass OnGuard agent with existing user credentials, making it moderately difficult to achieve but not highly complex.

Blast radius

If exploited, this vulnerability could lead to complete system compromise across all affected Linux clients, potentially allowing attackers to access sensitive data, modify system configurations, or establish persistent backdoors.

Detection

No reliable host or network indicator is derivable from the published description.

Prioritized remediation

Upgrade to ClearPass Policy Manager version 2.590 or later to address this privilege escalation vulnerability.

Analysis generated locally by garnet-coder (no data left the box). AI-assisted — verify against primary sources before acting.