ClamAV Antivirus 0.102.2 ARJ Archive Parser input validation

Summaryinfo

A vulnerability was found in ClamAV Antivirus 0.102.2. It has been rated as critical. This issue affects some unknown processing of the component ARJ Archive Parser. The manipulation leads to input validation. This vulnerability is referenced as CVE-2020-3327. Remote exploitation of the attack is possible. No exploit is available.

Detailsinfo

A vulnerability, which was classified as critical, has been found in ClamAV Antivirus 0.102.2 (Anti-Malware Software). This issue affects an unknown function of the component ARJ Archive Parser. The manipulation with an unknown input leads to a input validation vulnerability. Using CWE to declare the problem leads to 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. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

A vulnerability in the ARJ archive parsing module in Clam AntiVirus (ClamAV) Software versions 0.102.2 could allow an unauthenticated, remote attacker to cause a denial of service condition on an affected device. The vulnerability is due to a heap buffer overflow read. An attacker could exploit this vulnerability by sending a crafted ARJ file to an affected device. An exploit could allow the attacker to cause the ClamAV scanning process crash, resulting in a denial of service condition.

The weakness was published 05/13/2020 (Website). The advisory is shared at blog.clamav.net. The identification of this vulnerability is CVE-2020-3327 since 12/12/2019. 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. The price for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 05/14/2020).

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

Similar entry is available at VDB-155226. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Type

• Anti-Malware Software

Vendor

• ClamAV

Name

• Antivirus

Version

• 0.102.2

License

• free

CPE 2.3info

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• 🔍
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CPE 2.2info

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Entryinfo

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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