CVE-2011-2560
Last modified
CVE-2011-2560 is a vulnerability of currently unknown severity. 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.. EPSS estimates a 1.81% chance of exploitation in the next 30 days.
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.
Metrics
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| 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\(1\) |
References
Timeline
- Published
- Last Modified
- Status
- Modified
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How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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