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CVE-2011-2561

N/A
Published: August 29, 2011 at 03:00 PM UTC
Updated: June 16, 2026 at 11:31 PM UTC
1 product affected across 1 vendorUnified Communications Manager

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Severity
N/A
Exploit prediction
EPSS 1%

Description

The SIP process in Cisco Unified Communications Manager (aka CUCM, formerly CallManager) 7.x before 7.1(5b)su4 and 8.x before 8.0(1) does not properly handle SDP data within a SIP call in certain situations related to use of the g729ar8 codec for a Media Termination Point (MTP), which allows remote attackers to cause a denial of service (service outage) via a crafted call, aka Bug ID CSCtc61990.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (1)

Vendor Advisoryx_refsource_CISCO
Source: [email protected]
http://www.cisco.com/en/US/products/products_security_advisory09186a0080b8f531.shtml

CVSS

7.1HIGH[email protected]
Confidentiality
NONE
Integrity
NONE
Availability
COMPLETE
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-399

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