VULNERABILITY INTELLIGENCE

CVE-2010-2840

CVSS score7.8 HIGH
EPSS probability1.21%
CISA KEVNot currently listed
Published2010-08-26
Last modified2026-06-16
CVSS vectorAV:N/AC:L/Au:N/C:N/I:N/A:C

Description

The Presence Engine (PE) service in Cisco Unified Presence 6.x before 6.0(7) and 7.x before 7.0(8) does not properly handle an erroneous Contact field in the header of a SIP SUBSCRIBE message, which allows remote attackers to cause a denial of service (process failure) via a malformed message, aka Bug ID CSCtd39629.

Weakness classification

  • CWE-20: Improper Input Validation

Primary references