CVE-2016-20024CWE-538
ZKTeco ZKTime.Net 3.0.1.6 Insecure File Permissions Privilege Escalation
Critical · published March 15, 2026
What it is
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.
The record
Technical detail
- CVSS v4.0
- 9.3 · CRITICAL
- Vector
- CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
- EPSS
- 0.00748 · 54.1th percentile
- Weakness
- CWE-538 · Insertion of Sensitive Information into Externally-Accessible File or Directory
- Published
- 2026-03-15T13:35Z
EPSS history
Timeline