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Critical · 9.8 CVE-2016-20024 EUVD-2016-10803GHSA-5w3w-4xg4-wwhf

ZKTeco ZKTime.Net 3.0.1.6 Insecure File Permissions Privilege Escalation

Published Mar 15, 2026 · Updated Jul 28, 2026 · Assigned by VulnCheck

Description

ZKTeco ZKTime.Net 3.0.1.6 contains an insecure file permissions vulnerability that allows unprivileged users to escalate privileges by modifying executable files. Attackers can exploit world-writable permissions on the ZKTimeNet3.0 directory and its contents to replace executable files with malicious binaries for privilege escalation.

Affected products

VendorProductAffectedFixed
ZKTeco ZKTeco ZKTime.Net 3.0.1.6, 3.0.1.5 (160622), 3.0.1.1 (160216) —

References