CVE-2007-5537

HighCVSS 7.8/10Last modified Jun 16, 2026

Description

Cisco Unified Communications Manager (CUCM, formerly CallManager) 5.1 before 5.1(2), and Unified CallManager 5.0, allow remote attackers to cause a denial of service (kernel panic) via a flood of SIP INVITE messages to UDP port 5060, which triggers resource exhaustion, aka CSCsi75822.

Metrics

CVSS 2.0 7.8/10AV:N/AC:L/Au:N/C:N/I:N/A:C

Weakness enumeration

Affected software

No affected versions have been published.

Timeline

Published
Oct 18, 2007
Last modified
Jun 16, 2026
NVD status
Modified

Related CVEs from 2007

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CVE-2007-5537: High severity, CVSS 7.8 | Vulnix