Cisco Unified Communications Manager up to 8.6 untrusted search path

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.
7.8	$5k-$25k	0.00

A vulnerability was found in Cisco Unified Communications Manager up to 8.6 (Unified Communication Software). It has been classified as critical. This affects an unknown function. The manipulation with an unknown input leads to a untrusted search path vulnerability. CWE is classifying the issue as CWE-426. The product searches for critical resources using an externally-supplied search path that can point to resources that are not under the product's direct control. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

Untrusted search path vulnerability in Cisco Unified Communications Manager (CUCM) 7.1(x) through 9.1(1a) allows local users to gain privileges by leveraging unspecified file-permission and environment-variable issues for privileged programs, aka Bug ID CSCui02242.

The weakness was released 07/18/2013 as cisco-sa-20130717-cucm as confirmed advisory (Website). It is possible to read the advisory at tools.cisco.com. This vulnerability is uniquely identified as CVE-2013-3434 since 05/06/2013. The exploitability is told to be easy. Attacking locally is a requirement. The successful exploitation requires a authentication. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 05/06/2017). The attack technique deployed by this issue is T1574 according to MITRE ATT&CK.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at X-Force (85772). Entries connected to this vulnerability are available at 64492, 64490, 64489 and 64488.

Productinfo

Type

Unified Communication Software

Vendor

Cisco

Name

Unified Communications Manager

Version

License

commercial

Support

end of life (old version)

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.8
VulDB Meta Temp Score: 7.8

VulDB Base Score: 7.8
VulDB Temp Score: 7.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AV	AC	Au	C	I	A
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💳	💳	💳	💳	💳	💳
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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: Untrusted search path
CWE: CWE-426
ATT&CK: T1574

Local: Yes
Remote: No

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: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

05/06/2013 🔍
07/17/2013 +72 days 🔍
07/17/2013 +0 days 🔍
07/18/2013 +1 days 🔍
07/18/2013 +0 days 🔍
07/18/2013 +0 days 🔍
07/21/2013 +3 days 🔍
03/24/2015 +611 days 🔍
05/06/2017 +774 days 🔍

Sourcesinfo

Vendor: cisco.com

Advisory: cisco-sa-20130717-cucm
Status: Confirmed

CVE: CVE-2013-3434 (🔍)
X-Force: 85772
Vulnerability Center: 40617 - [cisco-sa-20130717-cucm] Cisco Unified Communications Manager 7.1(x) - 9.1(1a) Local Privilege Escalation Vulnerability (CVE-2013-3434), Medium
SecurityFocus: 61296 - Cisco Unified Communications Manager CVE-2013-3434 Local Privilege Escalation Vulnerability
Secunia: 54249 - Cisco Unified Communications Manager Multiple Vulnerabilities, Less Critical

See also: 🔍

Entryinfo

Created: 03/24/2015 15:54
Updated: 05/06/2017 19:19
Changes: 03/24/2015 15:54 (57), 05/06/2017 19:19 (6)
Complete: 🔍