var-202005-0717
Vulnerability from variot

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. Clam AntiVirus (ClamAV) The software contains an input verification vulnerability.Service operation interruption (DoS) It may be put into a state. Clam AntiVirus is an open source antivirus engine from the ClamAV team for detecting Trojans, viruses, malware and other malicious threats. ========================================================================= Ubuntu Security Notice USN-4435-2 July 27, 2020

clamav vulnerabilities

A security issue affects these releases of Ubuntu and its derivatives:

  • Ubuntu 14.04 ESM
  • Ubuntu 12.04 ESM

Summary:

Several security issues were fixed in ClamAV.

Software Description: - clamav: Anti-virus utility for Unix

Details:

USN-4435-1 fixed several vulnerabilities in ClamAV. This update provides the corresponding update for Ubuntu 12.04 ESM and Ubuntu 14.04 ESM.

Original advisory details:

It was discovered that ClamAV incorrectly handled parsing ARJ archives. (CVE-2020-3327)

It was discovered that ClamAV incorrectly handled scanning malicious files. A local attacker could possibly use this issue to delete arbitrary files. (CVE-2020-3350)

It was discovered that ClamAV incorrectly handled parsing EGG archives. (CVE-2020-3481)

Update instructions:

The problem can be corrected by updating your system to the following package versions:

Ubuntu 14.04 ESM: clamav 0.102.4+dfsg-0ubuntu0.14.04.1+esm1

Ubuntu 12.04 ESM: clamav 0.102.4+dfsg-0ubuntu0.12.04.1

This update uses a new upstream release, which includes additional bug fixes. In general, a standard system update will make all the necessary changes.

References: https://usn.ubuntu.com/4435-2 https://usn.ubuntu.com/4435-1 CVE-2020-3327, CVE-2020-3350, CVE-2020-3481

Show details on source website


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