This vulnerability affects V-Secure Jingyun Antivirus 2.4.2.39 and is located in an unknown function of the ZyArk.sys kernel driver. It results in improper access controls, potentially allowing a local attacker with limited privileges to escalate their access or perform unauthorized actions. The exploit has been publicly disclosed, but no official remediation or patch has been provided by the vendor. The CVSS 4.0 base score is 8.5, indicating high severity with local attack vector, low attack complexity, no user interaction, and high impact on confidentiality, integrity, and availability.

An attacker with local access and limited privileges can exploit this vulnerability to bypass access controls, potentially leading to privilege escalation or unauthorized system modifications. The high CVSS score reflects significant impact on confidentiality, integrity, and availability of the affected system. No known exploits in the wild have been reported, but public exploit disclosure increases risk.

Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Since the vendor has not responded or issued a fix, users should restrict local access to trusted users only and monitor for suspicious activity related to the antivirus kernel driver. Await official vendor updates for a permanent fix.