Cisco Content Switching Modules up to 4.1 config

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 Content Switching Modules up to 4.1 and classified as critical. This issue affects some unknown functionality. The manipulation with an unknown input leads to a config vulnerability. Using CWE to declare the problem leads to CWE-16. Impacted is availability. The summary by CVE is:

Cisco Content Switching Modules (CSM) 4.2 before 4.2.7, and Cisco Content Switching Module with SSL (CSM-S) 2.1 before 2.1.6, when service termination is enabled, allow remote attackers to cause a denial of service (reboot) via unspecified vectors related to high network utilization, aka CSCsh57876.

The bug was discovered 09/05/2007. The weakness was published 09/05/2007 (Website). The advisory is shared at cisco.com. The identification of this vulnerability is CVE-2007-4789 since 09/10/2007. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1592.004 for this issue.

It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 1 days. During that time the estimated underground price was around $5k-$25k.

Upgrading to version 4.2 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at X-Force (36453). Similar entry is available at 38704.

Productinfo

Vendor

Name

Version

License

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: 7.5
VulDB Meta Temp Score: 6.7

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

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Config
CWE: CWE-16
CAPEC: 🔍
ATT&CK: 🔍

Local: No
Remote: Yes

Availability: 🔍
Status: Proof-of-Concept

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Content Switching Modules 4.2

Timelineinfo

09/05/2007 🔍
09/05/2007 +0 days 🔍
09/05/2007 +0 days 🔍
09/05/2007 +0 days 🔍
09/05/2007 +0 days 🔍
09/06/2007 +0 days 🔍
09/06/2007 +0 days 🔍
09/09/2007 +2 days 🔍
09/10/2007 +1 days 🔍
09/10/2007 +0 days 🔍
03/16/2015 +2744 days 🔍
07/25/2019 +1592 days 🔍

Sourcesinfo

Vendor: cisco.com

Advisory: cisco.com
Status: Confirmed

CVE: CVE-2007-4789 (🔍)
X-Force: 36453
SecurityTracker: 1018654
Vulnerability Center: 15992 - [cisco-sa-20070905-csm] CSM and CSM-S Vulnerability Allows DoS via Unspecified Vectors, Medium
SecurityFocus: 25547 - Cisco Content Switching Modules Multiple Remote Denial of Service Vulnerabilities
Secunia: 26724
OSVDB: 37501 - Cisco Content Switching Modules (CSM / CSM-S) Unspecified Consumption DoS
Vupen: ADV-2007-3062

See also: 🔍

Entryinfo

Created: 03/16/2015 12:18
Updated: 07/25/2019 12:44
Changes: 03/16/2015 12:18 (70), 07/25/2019 12:44 (1)
Complete: 🔍
Cache ID: 18:8B2:103

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