CVE-2008-1158: Cisco Unified Presence

High severity, CVSS 7.8. EPSS: 1.9% chance of exploitation in the next 30 days.

The Presence Engine (PE) service in Cisco Unified Presence before 6.0(1) allows remote attackers to cause a denial of service (core dump and service interruption) via malformed packets, aka Bug ID CSCsh50164.

Affected products

• Cisco Unified Presence: version 6.0 only
• Cisco Unified Presence Server: version 1.0 only; version 1.0(1) only; version 1.0(2) only; version 1.0(3) only

Published 2008-05-16. Last modified 2026-06-16.