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Last updated: 2/10/2016 12:55:46 PM

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National Cyber Awareness System

Vulnerability Summary for CVE-2010-2838

Original release date: 08/26/2010
Last revised: 09/09/2010


The SendCombinedStatusInfo implementation in Cisco Unified Communications Manager (aka CUCM, formerly CallManager) 7.0SU before 7.0(2a)SU3, 7.1 before 7.1(5), and 8.0 before 8.0(3) allows remote attackers to cause a denial of service (process failure) via a malformed SIP REGISTER message, aka Bug ID CSCtf66305.


CVSS Severity (version 2.0):
CVSS v2 Base Score: 7.8 (HIGH) (AV:N/AC:L/Au:N/C:N/I:N/A:C) (legend)
Impact Subscore: 6.9
Exploitability Subscore: 10.0
CVSS Version 2 Metrics:
Access Vector: Network exploitable
Access Complexity: Low
Authentication: Not required to exploit
Impact Type: Allows disruption of service


Per: http://www.cisco.com/en/US/products/products_security_advisory09186a0080b43908.shtml 'Cisco bug ID CSCtd17310 and has been assigned the CVE identifier CVE-2010-2837. This vulnerability is fixed in Cisco Unified Communications Manager versions 6.1(5)SU1, 7.0(2a)SU3, 7.1(3b)SU2, 7.1(5) and 8.0(1). Cisco Unified Communications Manager version 4.x is not affected.'

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External Source: VUPEN
Name: ADV-2010-2187
External Source: CISCO
Name: 20100825 Cisco Unified Communications Manager Denial of Service Vulnerabilities
Type: Advisory; Patch Information

Vulnerable software and versions

+ Configuration 1
+ OR
* cpe:/a:cisco:unified_communications_manager:8.0%282c%29
* cpe:/a:cisco:unified_communications_manager:8.0%282c%29su1
* cpe:/a:cisco:unified_communications_manager:8.0%283%29
+ Configuration 2
+ OR
* cpe:/a:cisco:unified_communications_manager:7.1%282b%29
* cpe:/a:cisco:unified_communications_manager:7.1%282b%29su1
* cpe:/a:cisco:unified_communications_manager:7.1%282a%29
* cpe:/a:cisco:unified_communications_manager:7.1%282a%29su1
* cpe:/a:cisco:unified_communications_manager:7.1%283%29
* cpe:/a:cisco:unified_communications_manager:7.1%283a%29
* cpe:/a:cisco:unified_communications_manager:7.1%283b%29
* cpe:/a:cisco:unified_communications_manager:7.1%283a%29su1
* cpe:/a:cisco:unified_communications_manager:7.1%283a%29su1a
* cpe:/a:cisco:unified_communications_manager:7.1%283b%29su1
* cpe:/a:cisco:unified_communications_manager:7.1%283b%29su2
* cpe:/a:cisco:unified_communications_manager:7.1%285%29
* cpe:/a:cisco:unified_communications_manager:7.1%285a%29
* cpe:/a:cisco:unified_communications_manager:7.1%285b%29
* cpe:/a:cisco:unified_communications_manager:7.1%285%29su1
* cpe:/a:cisco:unified_communications_manager:7.1%285%29su1a and previous versions
+ Configuration 3
+ OR
* cpe:/a:cisco:unified_communications_manager:7.0%281%29su1
* cpe:/a:cisco:unified_communications_manager:7.0%281%29su1a
* cpe:/a:cisco:unified_communications_manager:7.0%282%29
* cpe:/a:cisco:unified_communications_manager:7.0%282a%29
* cpe:/a:cisco:unified_communications_manager:7.0%282a%29su1
* cpe:/a:cisco:unified_communications_manager:7.0%282a%29su2 and previous versions

* Denotes Vulnerable Software
Changes related to vulnerability configurations

Technical Details

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