Vulnerability Details CVE-2021-1404
A vulnerability in the PDF parsing module in Clam AntiVirus (ClamAV) Software versions 0.103.0 and 0.103.1 could allow an unauthenticated, remote attacker to cause a denial of service condition on an affected device. The vulnerability is due to improper buffer size tracking that may result in a heap buffer over-read. An attacker could exploit this vulnerability by sending a crafted PDF file to an affected device. An exploit could allow the attacker to cause the ClamAV scanning process to crash, resulting in a denial of service condition.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.004
EPSS Ranking 61.4%
CVSS Severity
CVSS v3 Score 7.5
CVSS v2 Score 5.0
References