Cisco Unified Communications Manager up to 7.1%285%29su1a denial of service

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
7.2	$0-$5k	0.00

Summaryinfo

A vulnerability categorized as problematic has been discovered in Cisco Unified Communications Manager. This affects an unknown function. Executing a manipulation can lead to denial of service. This vulnerability is registered as CVE-2010-0591. No exploit is available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability has been found in Cisco Unified Communications Manager (Unified Communication Software) and classified as critical. This vulnerability affects an unknown functionality. The manipulation with an unknown input leads to a denial of service vulnerability. The CWE definition for the vulnerability is CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. As an impact it is known to affect availability. CVE summarizes:

Cisco Unified Communications Manager (aka CUCM, formerly CallManager) 6.x before 6.1(5), 7.x before 7.1(3b)SU2, and 8.x before 8.0(1) allows remote attackers to cause a denial of service (process failure) via a malformed SIP REG message, related to an overflow of the Telephone-URL field, aka Bug ID CSCtc62362.

The weakness was published 03/05/2010 with Cisco (Website). The advisory is shared for download at cisco.com. This vulnerability was named CVE-2010-0591. 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.

Upgrading to version 8.0 eliminates this vulnerability.

The vulnerability is also documented in the databases at X-Force (56643), SecurityFocus (BID 38498†) and Vulnerability Center (SBV-25031†). Similar entries are available at VDB-52061, VDB-52059, VDB-52058 and VDB-52057. Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

• Unified Communication Software

Vendor

• Cisco

Name

• Unified Communications Manager

Version

• 4.1%283%29sr4
• 4.2
• 4.3
• 5.0
• 5.1
• 5.1%281%29
• 5.1%282%29
• 6.1 1a
• 6.1.0
• 7.0%282%29
• 7.1
• 7.1%282a%29su1
• 7.1%285%29
• 7.1%285%29su1a

License

• commercial

Website

• Vendor: https://www.cisco.com/

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

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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: 🔍

Exploitinginfo

Class: Denial of service
CWE: CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Unified Communications Manager 8.0

Timelineinfo

02/10/2010 🔍
03/03/2010 +21 days 🔍
03/03/2010 +0 days 🔍
03/05/2010 +2 days 🔍
03/05/2010 +0 days 🔍
03/10/2010 +5 days 🔍
03/18/2015 +1834 days 🔍
05/01/2026 +4062 days 🔍

Sourcesinfo

Vendor: cisco.com

Advisory: cisco.com
Organization: Cisco
Status: Confirmed

CVE: CVE-2010-0591 (🔍)
GCVE (CVE): GCVE-0-2010-0591
GCVE (VulDB): GCVE-100-52060
X-Force: 56643
SecurityFocus: 38498 - Cisco Unified Communications Manager SIP Message (CVE-2010-0591) Denial of Service Vulnerability
Vulnerability Center: 25031 - [cisco-sa-20100303-cucm] CUCM CMSIPUtility SIP Message Telephone-URL Field Remote DoS Vulnerability, High

See also: 🔍

Entryinfo

Created: 03/18/2015 15:15
Updated: 05/01/2026 15:57
Changes: 03/18/2015 15:15 (49), 02/22/2017 10:30 (9), 09/05/2021 06:34 (3), 05/01/2026 15:57 (18)
Complete: 🔍
Cache ID: 216::103

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