What’s Vulnerable › Vulnerabilities

CVE-2019-14694

• Severity: medium (CVSS 4.7 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2019-08-28 · updated 2026-06-17
• Weakness: CWE-362

Description

A use-after-free flaw in the sandbox container implemented in cmdguard.sys in Comodo Antivirus 12.0.0.6870 can be triggered due to a race condition when handling IRP_MJ_CLEANUP requests in the minifilter for directory change notifications. This allows an attacker to cause a denial of service (BSOD) when an executable is run inside the container.

Affected products

• Comodo Antivirus: 12.0.0.6870

References

• http://rce4fun.blogspot.com/2019/08/comodo-antivirus-sandbox-race-condition.html
• https://github.com/SouhailHammou/Exploits/blob/master/CVE-2019-14694%20-%20Comodo%20AV%20Sandbox%20Race%20Condition%20UAF/comodo_av_uaf_poc.c
• http://rce4fun.blogspot.com/2019/08/comodo-antivirus-sandbox-race-condition.html
• https://github.com/SouhailHammou/Exploits/blob/master/CVE-2019-14694%20-%20Comodo%20AV%20Sandbox%20Race%20Condition%20UAF/comodo_av_uaf_poc.c

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