CVE-2025-1366 MicroWord eScan Antivirus VirusPopUp strcpy stack-based overflow

What is CVE-2025-1366?

CVE-2025-1366 is a medium-severity memory corruption vulnerability in MicroWord eScan Antivirus, published on 17 Feb 2025. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

A vulnerability was found in MicroWord eScan Antivirus 7.0.32 on Linux and classified as critical. Affected by this issue is the function strcpy of the component VirusPopUp. The manipulation leads to stack-based buffer overflow. The attack needs to be approached locally. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

Weakness: CWE-121, CWE-119

Which versions are affected by CVE-2025-1366?

It affects 1 product.

Products include Escanav Escan Anti-Virus.

How do I fix CVE-2025-1366?

No fix has been published for CVE-2025-1366 yet. Limit exposure of the affected software until one is available.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2025-1366 being exploited?

There is no known exploitation of CVE-2025-1366 in the wild and no public exploit code.

Other vulnerabilities in MicroWord eScan Antivirus

• CVE-2018-18388 Command injection in n/a Critical 9.8
• CVE-2025-0798 MicroWorld eScan Antivirus Quarantine rtscanner os command injection Critical 9.2
• CVE-2023-4383 MicroWorld eScan Anti-Virus runasroot incorrect execution-assigned permissions High 7.8
• CVE-2021-26624 eScan Anti-Virus Local privilege escalation Vulnerability High 7.8
• CVE-2023-2875 eScan Antivirus IoControlCode PROCOBSRVESX.SYS 0x22E008u null pointer dereference Medium 5.5

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-8fpj-2jpw-6jj2.