Cisco Unified Communications Manager prior 6.1.0 input validation

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.
6.7$0-$5k0.00

A vulnerability was found in Cisco Unified Communications Manager (Unified Communication Software). It has been classified as critical. This affects some unknown processing. The manipulation with an unknown input leads to a input validation vulnerability. CWE is classifying the issue as CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. This is going to have an impact on availability. The summary by CVE is:

Cisco Unified Communications Manager 4.1 before 4.1(3)SR7, 4.2 before 4.2(3)SR4, 4.3 before 4.3(2), 5.x before 5.1(3), and 6.x before 6.1(1) does not properly validate SIP URLs, which allows remote attackers to cause a denial of service (service interruption) via a SIP INVITE message, aka Bug ID CSCsl22355.

The bug was discovered 05/14/2008. The weakness was published 05/16/2008 (Website). The advisory is shared at cisco.com. This vulnerability is uniquely identified as CVE-2008-1748 since 04/11/2008. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Neither technical details nor an exploit are publicly available.

It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 2 days. During that time the estimated underground price was around $5k-$25k.

Upgrading to version 6.1.0 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at X-Force (42419). Similar entries are available at 42404, 42403, 42402 and 42401.

Productinfo

Type

Vendor

Name

License

CPE 2.3info

CPE 2.2info

CVSSv4info

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

CVSSv3info

VulDB Meta Base Score: 7.5
VulDB Meta Temp Score: 6.7

VulDB Base Score: 7.5
VulDB Temp Score: 6.7
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
💳💳💳💳💳💳
💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
unlockunlockunlockunlockunlockunlock
unlockunlockunlockunlockunlockunlock
unlockunlockunlockunlockunlockunlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Input validation
CWE: CWE-20
ATT&CK: Unknown

Local: No
Remote: Yes

Availability: 🔍
Status: Proof-of-Concept

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Dayunlockunlockunlockunlock
Todayunlockunlockunlockunlock

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Unified Communications Manager 6.1.0

Timelineinfo

04/11/2008 🔍
05/14/2008 +33 days 🔍
05/14/2008 +0 days 🔍
05/14/2008 +0 days 🔍
05/16/2008 +2 days 🔍
05/16/2008 +0 days 🔍
05/16/2008 +0 days 🔍
05/20/2008 +4 days 🔍
03/16/2015 +2491 days 🔍
08/10/2019 +1608 days 🔍

Sourcesinfo

Vendor: cisco.com

Advisory: cisco.com
Status: Confirmed

CVE: CVE-2008-1748 (🔍)
X-Force: 42419
SecurityTracker: 1020022
Vulnerability Center: 18425 - [cisco-sa-20080514-cucmdos] Cisco SIP DoS Via a SIP INVITE message (Bug ID CSCsl22355), Medium
SecurityFocus: 29221 - Cisco Unified Communications Manager Multiple Denial of Service Vulnerabilities
Secunia: 30238
OSVDB: 45203 - CVE-2008-1748 - Cisco - Unified Communications Manager - Denial-Of-Service Issue
Vupen: ADV-2008-1533

See also: 🔍

Entryinfo

Created: 03/16/2015 17:00
Updated: 08/10/2019 14:28
Changes: 03/16/2015 17:00 (59), 08/10/2019 14:28 (10)
Complete: 🔍

Discussion

No comments yet. Languages: en.

Please log in to comment.

Interested in the pricing of exploits?

See the underground prices here!