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Vulnerability Alert

Cisco Unified Communications Manager Operating System-Level Privilege Escalation Vulnerability

 
Threat Type:CWE-264: Permissions, Privileges, and Access Control
IntelliShield ID:32683
Version:1
First Published:2014 February 03 18:17 GMT
Last Published:2014 February 03 18:17 GMT
Port: Not available
CVE:CVE-2014-0686
Urgency:Unlikely Use
Credibility:Confirmed
Severity:Mild Damage
CVSS Base:6.0 CVSS Calculator
CVSS Version 2.0
CVSS Temporal:5.4
Related Resources:
View related Security Notice
 
 
Version Summary:Cisco Unified Communications Manager contains a vulnerability that could a local attacker to gain elevated privileges. Updates are not available.
 
 
Description
A vulnerability in underlying file permissions of specific operating system-level commands of Cisco Unified Communications Manager (Cisco Unified CM) could allow an authenticated, local attacker to gain elevated privileges.

The vulnerability is due to insufficient file permissions. An attacker could exploit this vulnerability by accessing the underlying operating system and manipulating specific command interaction. An exploit could allow the attacker to gain elevated privileges on the Cisco Unified CM node.

Cisco has confirmed the vulnerability in a security notice; however, software updates are not available.
 
Warning Indicators
At the time this alert was first published, Cisco Unified CM version 9.1 (2.10000.28) and prior were vulnerable. Later releases may also be vulnerable.
 
IntelliShield Analysis
To exploit this vulnerability, an attacker must have local access to the targeted device. This access requirement decreases the likelihood of a successful exploit.
 
Vendor Announcements
Cisco has released a security notice at the following link: CVE-2014-0686

Customers are advised to consult Cisco bug IDs CSCul24917 and CSCul24908 for a complete list of affected product versions.
 
Impact
A local attacker could exploit this vulnerability to gain elevated privileges on a targeted device. A successful exploit could result in a complete system compromise.
 
Technical Information
The vulnerability is due to insufficient file permissions imposed by the affected software.

An attacker could exploit this vulnerability by accessing the underlying operating system and manipulating specific command interaction. An exploit could allow the attacker to gain elevated privileges on the targeted device, which could result in a complete system compromise.
 
Safeguards
Administrators are advised to contact the vendor regarding future updates and releases.

Administrators are advised to allow only trusted users to access local systems.

Administrators are advised to allow only privileged users to access administration or management systems.

Administrators are advised to monitor affected systems.
 
Patches/Software
Software updates are not available.
 
Alert History
 
Initial Release


Product Sets
 
The security vulnerability applies to the following combinations of products.

Primary Products:
CiscoCisco Unified Communications Manager 9.1 Base, .2 | 9.1(1) Base | 9.1(2.10000.28) Base

Associated Products:
N/A




Alerts and bulletins on the Cisco Security Intelligence Operations Portal are highlighted by analysts in the Cisco Threat Operations Center and represent a subset of the comprehensive content that is available through Cisco Security IntelliShield Alert Manager Service. This customizable threat and vulnerability alert service provides security staff with access to timely, accurate, and credible information about threats and vulnerabilities that may affect their environment.


LEGAL DISCLAIMER
The urgency and severity ratings of this alert are not tailored to individual users; users may value alerts differently based upon their network configurations and circumstances. THE ALERT, AND INFORMATION CONTAINED THEREIN, ARE PROVIDED ON AN "AS IS" BASIS AND DO NOT IMPLY ANY KIND OF GUARANTEE OR WARRANTY, INCLUDING THE WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR USE. YOUR USE OF THE ALERT, AND INFORMATION CONTAINED THEREIN, OR MATERIALS LINKED FROM THE ALERT, IS AT YOUR OWN RISK. INFORMATION IN THIS ALERT AND ANY RELATED COMMUNICATIONS IS BASED ON OUR KNOWLEDGE AT THE TIME OF PUBLICATION AND IS SUBJECT TO CHANGE WITHOUT NOTICE. CISCO RESERVES THE RIGHT TO CHANGE OR UPDATE ALERTS AT ANY TIME.
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