Security Advisory SA26038 - ClamAV RAR Archive Processing Denial of Service Vulnerability

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Secunia Advisory SA26038

ClamAV RAR Archive Processing Denial of Service Vulnerability

Secunia Advisory

SA26038

Release Date

2007-07-12

Last Update

2007-07-13

Popularity

14,721 views

Comments

0 comments

Criticality level

Moderately critical

Impact

DoS

Where

From remote

Authentication level

This information is available to Secunia VIM customers

Report reliability

This information is available to Secunia VIM customers

Solution Status

Vendor Patch

Systems affected

This information is available to Secunia VIM customers

Approve distribution

This information is available to Secunia VIM customers

Remediation status

Secunia CSI, Secunia PSI

Automated scanning

Secunia CSI, Secunia PSI

Software:

Clam AntiVirus (clamav) 0.x

Secunia CVSS Score

This information is available to Secunia VIM Customers

CVE Reference(s)

CVE-2007-3725 CVSS score available to Secunia VIM customers

Description

Metaeye SG has reported a vulnerability in ClamAV, which can be exploited by malicious people to cause a DoS (Denial of Service).

The vulnerability is caused due to a NULL-pointer dereference error within libclamav/unrar/unrarvm.c when handling RAR archives and can be exploited to cause a crash via a specially crafted RAR archive.

Solution
Update to version 0.91.
Further details available to Secunia VIM customers

Provided and/or discovered by
Metaeye SG

Changelog
Further details available to Secunia VIM customers

Original Advisory
ClamAV:
https://wwws.clamav.net/bugzilla/show_bug.cgi?id=555

Metaeye SG:
http://www.metaeye.org/advisories/54

Deep Links
Links available to Secunia VIM customers

Do you have additional information related to this advisory?

Please provide information about patches, mitigating factors, new versions, exploits, faulty patches, links, and other relevant data by posting comments to this Advisory. You can also send this information to vuln@secunia.com

Subject: ClamAV RAR Archive Processing Denial of Service Vulnerability

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Secunia Advisory SA26038

ClamAV RAR Archive Processing Denial of Service Vulnerability

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