#VU27927 Out-of-bounds read in ClamAV - CVE-2020-3341
Published: May 15, 2020
Vulnerability identifier: #VU27927
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2020-3341
CWE-ID: CWE-125
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
ClamAV
ClamAV
Software vendor:
ClamAV
ClamAV
Description
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a boundary condition within the AES decryption routines when processing PDF files in ClamAV. A remote attacker can create a specially crafted file, pass it to the application, trigger an out-of-bounds read error and crash the service.
Remediation
Install updates from vendor's website.