ClamAV up to 0.87.0 unrarvm.c null pointer dereference

CVSS Meta Temp Score
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CTI Interest Score
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4.8$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as problematic, was found in ClamAV up to 0.87.0. This vulnerability affects unknown code of the file unrarvm.c. The manipulation results in null pointer dereference. This vulnerability was named CVE-2007-3725. The attack may be performed from remote. In addition, an exploit is available. You should upgrade the affected component.

Detailsinfo

A vulnerability was found in ClamAV up to 0.87.0 (Anti-Malware Software). It has been classified as problematic. Affected is some unknown functionality of the file unrarvm.c. The manipulation with an unknown input leads to a null pointer dereference vulnerability. CWE is classifying the issue as CWE-476. A NULL pointer dereference occurs when the application dereferences a pointer that it expects to be valid, but is NULL, typically causing a crash or exit. This is going to have an impact on availability. CVE summarizes:

The RAR VM (unrarvm.c) in Clam Antivirus (ClamAV) before 0.91 allows user-assisted remote attackers to cause a denial of service (crash) via a crafted RAR archive, resulting in a NULL pointer dereference.

The weakness was presented 07/11/2007 as not defined posting (Bugtraq). The advisory is shared for download at securityfocus.com. This vulnerability is traded as CVE-2007-3725 since 07/11/2007. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. Technical details and a public exploit are known.

The exploit is shared for download at exploit-db.com. It is declared as proof-of-concept. The vulnerability scanner Nessus provides a plugin with the ID 29403 (SuSE 10 Security Update : clamav (ZYPP Patch Number 3902)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family SuSE Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 115754 (Apple Security Update 2008-002 Not Installed).

Upgrading to version 0.87.1 eliminates this vulnerability.

The vulnerability is also documented in the databases at X-Force (35367), Exploit-DB (30291), Tenable (29403), OSVDB (36907†) and Secunia (SA26038†). See VDB-37789, VDB-38491, VDB-41551 and VDB-41550 for similar entries. Once again VulDB remains the best source for vulnerability data.

Productinfo

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Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 4.8

VulDB Base Score: 5.3
VulDB Temp Score: 4.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Null pointer dereference
CWE: CWE-476 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 29403
Nessus Name: SuSE 10 Security Update : clamav (ZYPP Patch Number 3902)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Port: 🔍

OpenVAS ID: 58472
OpenVAS Name: Debian Security Advisory DSA 1340-1 (clamav)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Exploit-DB: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: ClamAV 0.87.1

Timelineinfo

07/11/2007 🔍
07/11/2007 +0 days 🔍
07/12/2007 +0 days 🔍
07/12/2007 +0 days 🔍
07/12/2007 +0 days 🔍
07/12/2007 +0 days 🔍
07/29/2007 +16 days 🔍
12/13/2007 +137 days 🔍
03/15/2015 +2649 days 🔍
01/11/2025 +3590 days 🔍

Sourcesinfo

Advisory: securityfocus.com⛔
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2007-3725 (🔍)
GCVE (CVE): GCVE-0-2007-3725
GCVE (VulDB): GCVE-100-37788

OVAL: 🔍

X-Force: 35367
Secunia: 26038 - ClamAV RAR Archive Processing Denial of Service Vulnerability, Moderately Critical
OSVDB: 36907 - Clam AntiVirus RAR Archive Processing DoS
Vulnerability Center: 15716 - Clam Antivirus Vulnerability Allows User Assisted Remote Attacker to Cause DoS via Crafted RAR Files, Medium
Vupen: ADV-2007-2509

scip Labs: https://www.scip.ch/en/?labs.20161013
See also: 🔍

Entryinfo

Created: 03/15/2015 15:58
Updated: 01/11/2025 18:49
Changes: 03/15/2015 15:58 (66), 05/10/2019 18:23 (13), 07/21/2021 07:50 (3), 01/11/2025 18:49 (20)
Complete: 🔍
Cache ID: 216:A33:103

Once again VulDB remains the best source for vulnerability data.

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