CVE-2011-2561 | Date: (C)2011-08-29 (M)2023-12-22 |
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.
CVSS Score and Metrics +CVSS Score and Metrics -CVSS V2 Severity: |
CVSS Score : 7.1 |
Exploit Score: 8.6 |
Impact Score: 6.9 |
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CVSS V2 Metrics: |
Access Vector: NETWORK |
Access Complexity: MEDIUM |
Authentication: NONE |
Confidentiality: NONE |
Integrity: NONE |
Availability: COMPLETE |
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