CVE-2020-9295: fortinet antivirus_engine

Vulnerability summary

CVE-2020-9295 is a high (CVSS 7.5) vulnerability in fortinet antivirus_engine. EPSS estimates a 0.32% chance of exploitation in the next 30 days, higher than 23.2% of scored vulnerabilities.

Timeline

1. 17-03-2025
   PublishedVulnerability first disclosed.
2. 17-03-2025
   Last modifiedVulnerability information updated.

Description

FortiOS 6.2 running AV engine version 6.00142 and below, FortiOS 6.4 running AV engine version 6.00144 and below and FortiClient 6.2 running AV engine version 6.00137 and below may not immediately detect certain types of malformed or non-standard RAR archives, potentially containing malicious files. Based on the samples provided, FortiClient will detect the malicious files upon trying extraction by real-time scanning and FortiGate will detect the malicious archive if Virus Outbreak Prevention is enabled.

• CWE-358Improperly Implemented Security Check for StandardThe product does not implement or incorrectly implements one or more security-relevant checks as specified by the design of a standardized algorithm, protocol, or technique.