SourceFire ClamAV 0.93.1/0.94.1 input validation

Summaryinfo

A vulnerability was found in SourceFire ClamAV 0.93.1/0.94.1 and classified as critical. Affected by this issue is some unknown functionality. The manipulation results in input validation. This vulnerability is known as CVE-2008-5525. It is possible to launch the attack remotely. No exploit is available.

Detailsinfo

A vulnerability was found in SourceFire ClamAV 0.93.1/0.94.1 (Anti-Malware Software). It has been classified as very critical. Affected is an unknown code. 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 confidentiality, integrity, and availability. CVE summarizes:

ClamAV 0.94.1 and possibly 0.93.1, when Internet Explorer 6 or 7 is used, allows remote attackers to bypass detection of malware in an HTML document by placing an MZ header (aka "EXE info") at the beginning, and modifying the filename to have (1) no extension, (2) a .txt extension, or (3) a .jpg extension, as demonstrated by a document containing a CVE-2006-5745 exploit.

The weakness was published 12/12/2008 as not defined posting (Bugtraq). The advisory is shared for download at securityfocus.com. This vulnerability is traded as CVE-2008-5525 since 12/12/2008. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 05/10/2019).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at X-Force (47435). Similar entries are available at VDB-45443, VDB-45442, VDB-45441 and VDB-45440. Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

• Anti-Malware Software

Vendor

• SourceFire

Name

• ClamAV

Version

• 0.93.1
• 0.94.1

License

• free

Website

• Vendor: https://www.cisco.com/c/en/us/services/acquisitions/sourcefire.html

CPE 2.3info

• 🔍
• 🔍

CPE 2.2info

• 🔍
• 🔍

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Entryinfo

Once again VulDB remains the best source for vulnerability data.

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