2007-3123 | ClamAV unrar.c heap-based overflow (Bug 521 / BID-24289)

By Max On Jul 20, 2021

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.
5.1	$0-$5k	0.22

A vulnerability was found in ClamAV 0.90 up to 0.90.2 (Anti-Malware Software). It has been rated as critical. This issue affects an unknown part of the file unrar.c. The manipulation with an unknown input leads to a memory corruption vulnerability. Using CWE to declare the problem leads to CWE-122. Impacted is availability.

The weakness was disclosed 05/30/2007 as Bug 521 as not defined bug report (Bugzilla). It is possible to read the advisory at wwws.clamav.net. The identification of this vulnerability is CVE-2007-3123 since 06/07/2007. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Technical details of the vulnerability are known, but there is no available exploit.

The vulnerability scanner Nessus provides a plugin with the ID 25586 (Debian DSA-1320-1 : clamav – several vulnerabilities), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Debian Local Security Checks.

Upgrading to version 0.90_rc1.1 eliminates this vulnerability.

The vulnerability is also documented in the databases at SecurityFocus (BID 24289), X-Force (34778), Secunia (SA25523), Vulnerability Center (SBV-15421) and Tenable (25586). The entries 3078, 37189, 37188 and 37186 are pretty similar.

Type

Name

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.1

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

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: 🔍

Class: Memory corruption
CWE: CWE-122
ATT&CK: Unknown

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	unlock	unlock	unlock	unlock
Today	unlock	unlock	unlock	unlock

Nessus ID: 25586
Nessus Name: Debian DSA-1320-1 : clamav – several vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 58427
OpenVAS Name: Debian Security Advisory DSA 1320-1 (clamav)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfoedit

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: ClamAV 0.90_rc1.1

05/30/2007 🔍
05/30/2007 +0 days 🔍
06/04/2007 +4 days 🔍
06/06/2007 +2 days 🔍
06/07/2007 +1 days 🔍
06/07/2007 +0 days 🔍
06/15/2007 +8 days 🔍
06/24/2007 +8 days 🔍
03/15/2015 +2821 days 🔍
11/22/2015 +252 days 🔍
07/20/2021 +2067 days 🔍Advisory: Bug 521
Status: Not defined
Confirmation: 🔍