Cisco Unified Communications Manager up to 4.x Capabilities 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 was found in Cisco Unified Communications Manager up to 4.x. It has been classified as problematic. Impacted is an unknown function of the component Capabilities. This manipulation causes denial of service. This vulnerability is tracked as CVE-2010-0587. No exploit exists. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability classified as critical was found in Cisco Unified Communications Manager up to 4.x (Unified Communication Software). Affected by this vulnerability is an unknown code block of the component Capabilities. 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. The summary by CVE is:

Cisco Unified Communications Manager (aka CUCM, formerly CallManager) 4.x before 4.3(2)SR2, 6.x before 6.1(5), 7.x before 7.1(3a)su1, and 8.x before 8.0(1) allows remote attackers to cause a denial of service (process failure) via a malformed SCCP StationCapabilitiesRes message with an invalid MaxCap field, aka Bug ID CSCtc38985.

The weakness was disclosed 03/05/2010 by ViPeR (Website). The advisory is shared at cisco.com. This vulnerability is known as CVE-2010-0587 since 02/10/2010. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Neither technical details nor an exploit are publicly available.

Upgrading to version 4.1%283%29sr4 eliminates this vulnerability.

The vulnerability is also documented in the databases at X-Force (56640), SecurityFocus (BID 38496†), SecurityTracker (ID 1023670†) and Vulnerability Center (SBV-25024†). The entries VDB-52061, VDB-52060, VDB-52059 and VDB-52058 are pretty similar. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Type

Unified Communication Software

Vendor

Cisco

Name

Unified Communications Manager

Version

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
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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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 4.1%283%29sr4

Timelineinfo

02/10/2010 🔍
03/03/2010 +21 days 🔍
03/03/2010 +0 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
Researcher: ViPeR
Status: Confirmed

CVE: CVE-2010-0587 (🔍)
GCVE (CVE): GCVE-0-2010-0587
GCVE (VulDB): GCVE-100-52057
X-Force: 56640
SecurityFocus: 38496 - Cisco Unified Communications Manager SCCP (CVE-2010-0587) Denial of Service Vulnerability
SecurityTracker: 1023670 - Cisco Unified Communications Manager SIP/SCCP/CTI Processing Bugs Let Remote Users Deny Service
Vulnerability Center: 25024 - [cisco-sa-20100303-cucm] CUCM SCCP StationCapabilitiesRes Message 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 (52), 02/22/2017 00:27 (14), 05/01/2026 15:57 (17)
Complete: 🔍
Cache ID: 216::103

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