Cisco Unified Communications Manager up to 7.x resource management

CVSS Meta Temp Score
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CTI Interest Score
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7.2$0-$5k0.00

Summaryinfo

A vulnerability marked as problematic has been reported in Cisco Unified Communications Manager up to 7.x. Affected by this vulnerability is an unknown functionality. Performing a manipulation results in resource management. This vulnerability is reported as CVE-2011-2561. No exploit exists. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as critical, was found in Cisco Unified Communications Manager up to 7.x (Unified Communication Software). This affects an unknown code. The manipulation with an unknown input leads to a resource management vulnerability. CWE is classifying the issue as CWE-399. This is going to have an impact on availability. The summary by CVE is:

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.

The weakness was disclosed 08/29/2011 (Website). The advisory is shared at cisco.com. This vulnerability is uniquely identified as CVE-2011-2561. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Neither technical details nor an exploit are publicly available.

Upgrading to version 7.1%282a%29su1 eliminates this vulnerability.

The vulnerability is also documented in the databases at X-Force (69401), SecurityFocus (BID 49302†) and Vulnerability Center (SBV-33448†). The entries VDB-58378 and VDB-58376 are pretty similar. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.5
VulDB Meta Temp Score: 7.2

VulDB Base Score: 7.5
VulDB Temp Score: 7.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Resource management
CWE: CWE-399 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Unified Communications Manager 7.1%282a%29su1

Timelineinfo

06/27/2011 🔍
08/24/2011 +58 days 🔍
08/24/2011 +0 days 🔍
08/29/2011 +5 days 🔍
08/29/2011 +0 days 🔍
10/04/2011 +36 days 🔍
03/23/2015 +1266 days 🔍
11/18/2021 +2432 days 🔍

Sourcesinfo

Vendor: cisco.com

Advisory: cisco.com
Status: Not defined

CVE: CVE-2011-2561 (🔍)
GCVE (CVE): GCVE-0-2011-2561
GCVE (VulDB): GCVE-100-58377
X-Force: 69401
SecurityFocus: 49302 - Cisco Unified Communications Manager (CUCM) Multiple Denial of Service Vulnerabilities
Vulnerability Center: 33448 - [cisco-sa-20110824-cucm] Cisco Unified Communications Manager Remote DoS via a Crafted Call, Medium

See also: 🔍

Entryinfo

Created: 03/23/2015 16:50
Updated: 11/18/2021 10:03
Changes: 03/23/2015 16:50 (51), 04/03/2017 17:44 (8), 11/18/2021 10:03 (3)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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