CVE Catalog

CVE-2016-20025

HighCVSS 8.8
Published: Updated: Translated: NVD NIST

Summary

ZKTeco ZKAccess Professional version 3.5.3 contains an insecure file permissions vulnerability that allows authenticated users to escalate privileges by modifying executable files. Attackers can leverage the Modify permission granted to the Authenticated Users group to replace executable binaries with malicious code.

Risk Assessment

The organization is at risk of privilege escalation by authenticated users, which may lead to unauthorized access to systems and data. The potential introduction of malicious code could result in serious security consequences.

Recommendation

It is recommended to review and adjust file permissions in ZKAccess Professional to limit the ability of authenticated users to modify executable files. Additionally, monitoring the system for unauthorized changes is advised.

Related vulnerabilities

Original NVD description (English source)

ZKTeco ZKAccess Professional 3.5.3 contains an insecure file permissions vulnerability that allows authenticated users to escalate privileges by modifying executable files. Attackers can leverage the Modify permission granted to the Authenticated Users group to replace executable binaries with malicious code for privilege escalation.

Vulnerability data from NVD (NIST) · CISA KEV · EPSS