CVE-2023-1626 Jianming Antivirus IoControlCode kvcore.sys memory corruption

Medium 5.3 Published 25 Mar 2023 Updated 2 Aug 2024

A local attacker can exploit memory corruption in the Jianming Antivirus kernel driver to achieve privilege escalation or code execution.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Local or same network only
Victim action needed: Not needed
Fix: None listed

What is CVE-2023-1626?

CVE-2023-1626 is a medium-severity memory corruption vulnerability in Jianming Antivirus, published on 25 Mar 2023. 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 Jianming Antivirus 16.2.2022.418. It has been declared as critical. This vulnerability affects unknown code in the library kvcore.sys of the component IoControlCode Handler. The manipulation leads to memory corruption. Attacking locally is a requirement. The exploit has been disclosed to the public and may be used. The identifier of this vulnerability is VDB-224008.

Weakness: CWE-119

Which versions are affected by CVE-2023-1626?

It affects 1 product.

Products include Jiangmin Jiangmin Antivirus.

How do I fix CVE-2023-1626?

No fix has been published for CVE-2023-1626 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-2023-1626 being exploited?

There is no known exploitation of CVE-2023-1626 in the wild and no public exploit code.

Sources

Also known as GHSA-w82x-wr5m-8q52.