CVE-2010-0587: Cisco Unified Communications Manager

High severity, CVSS 7.8. EPSS: 2.6% chance of exploitation in the next 30 days.

Cisco Unified Communications Manager (aka CUCM, formerly CallManager) 4.x before 4.3(2)SR2, 6.x before 6.1(5), 7.x before 7.1(3a)su1, and 8.x before 8.0(1) allows remote attackers to cause a denial of service (process failure) via a malformed SCCP StationCapabilitiesRes message with an invalid MaxCap field, aka Bug ID CSCtc38985.

Affected products

• Cisco Unified Communications Manager: version 4.1 only; version 4.1(3) only; version 4.1(3)sr1 only; version 4.1(3)sr2 only; version 4.1(3)sr3 only; version 4.1(3)sr4 only; …

Published 2010-03-05. Last modified 2026-06-16.