CVEvulnerability
CVE-2011-2560
7.8 HIGH
Official page ↗
- Status
- Modified
- Published
- 2011-08-29
- Last modified
- 2026-06-16
- Assigner
- [email protected]
- CVSS 2.0 ([email protected])
- 7.8 HIGH — AV:N/AC:L/Au:N/C:N/I:N/A:C
- Weaknesses
- CWE-399
Description
The Packet Capture Service in Cisco Unified Communications Manager (aka CUCM, formerly CallManager) 4.x does not properly handle idle TCP connections, which allows remote attackers to cause a denial of service (memory consumption and restart) by making many connections, aka Bug ID CSCtf97162.
Affected configurations
• cisco unified communications manager 4.1\(3\)
• cisco unified communications manager 4.1\(3\)sr1
• cisco unified communications manager 4.1\(3\)sr2
• cisco unified communications manager 4.1\(3\)sr3
• cisco unified communications manager 4.1\(3\)sr4
• cisco unified communications manager 4.2
• cisco unified communications manager 4.2.1
• cisco unified communications manager 4.2.2
• cisco unified communications manager 4.2.3
• cisco unified communications manager 4.2.3sr1
• cisco unified communications manager 4.2.3sr2
• cisco unified communications manager 4.2.3sr2b
• cisco unified communications manager 4.3
• cisco unified communications manager 4.3\(1\)