Cisco Unified Communications Manager up to 7.x resource management
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
7.2 | $0-$5k | 0.00 |
A vulnerability has been found in Cisco Unified Communications Manager up to 7.x (Unified Communication Software) and classified as critical. This vulnerability affects an unknown code block. The manipulation with an unknown input leads to a resource management vulnerability. The CWE definition for the vulnerability is CWE-399. As an impact it is known to affect availability. CVE summarizes:
Memory leak in Cisco Unified Communications Manager (CUCM) 6.x before 6.1(5)su2, 7.x before 7.1(5b)su3, 8.x before 8.0(3a)su1, and 8.5 before 8.5(1), and Cisco IOS 12.4 and 15.1, allows remote attackers to cause a denial of service (memory consumption and process failure or device reload) via a malformed SIP message, aka Bug IDs CSCti75128 and CSCtj09179.
The weakness was published 11/01/2011 as 24525 as confirmed vulnerability alert (Website). The advisory is shared for download at tools.cisco.com. This vulnerability was named CVE-2011-0941 since 02/10/2011. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. There are neither technical details nor an exploit publicly available.
The commercial vulnerability scanner Qualys is able to test this issue with plugin 43215 (Cisco IOS Software Session Initiation Protocol Denial of Service Vulnerabilities (cisco-sa-20110928-sip)).
Upgrading to version 7.1%282a%29su1 eliminates this vulnerability.
Similar entries are available at 58809, 58805 and 58801.
Product
Type
Vendor
Name
Version
License
Support
- end of life (old version)
CPE 2.3
CPE 2.2
CVSSv4
VulDB CVSS-B Score: 🔍VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 7.5VulDB Meta Temp Score: 7.2
VulDB Base Score: 7.5
VulDB Temp Score: 7.2
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv2
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Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
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unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍
NVD Base Score: 🔍
Exploiting
Class: Resource managementCWE: CWE-399 / CWE-404
ATT&CK: Unknown
Local: No
Remote: Yes
Availability: 🔍
Status: Not defined
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
0-Day | unlock | unlock | unlock | unlock |
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Today | unlock | unlock | unlock | unlock |
Qualys ID: 🔍
Qualys Name: 🔍
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
0-Day Time: 🔍
Upgrade: Unified Communications Manager 7.1%282a%29su1
Timeline
02/10/2011 🔍11/01/2011 🔍
11/01/2011 🔍
03/23/2015 🔍
02/13/2019 🔍
Sources
Vendor: cisco.comAdvisory: 24525
Status: Confirmed
Confirmation: 🔍
CVE: CVE-2011-0941 (🔍)
OVAL: 🔍
See also: 🔍
Entry
Created: 03/23/2015 16:50Updated: 02/13/2019 10:25
Changes: 03/23/2015 16:50 (48), 02/13/2019 10:25 (7)
Complete: 🔍
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