Cisco’s ClamAV has a heckuva flaw

“A vulnerability in the HFS+ partition file parser of ClamAV versions 1.0.0 and earlier, 0.105.1 and earlier, and 0.103.7 and earlier could allow an unauthenticated, remote attacker to execute arbitrary code,” states Cisco’s security advisory, which identifies the issue as CVE-2023-20032.

“This vulnerability is due to a missing buffer size check that may result in a heap buffer overflow write,” the document elaborates. “An attacker could exploit this vulnerability by submitting a crafted HFS+ partition file to be scanned by ClamAV on an affected device.”

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Source: The Register

Related story: Cisco Releases Security Advisories for Multiple Products