CVE-2016-20024 - Vulnerability Analysis
CriticalCVSS: 9.8Last Updated: March 16, 2026
Published: March 16, 2026Updated: March 16, 2026Remote Exploitable
Overview
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.
Severity & Score
Severity: Critical
CVSS Score: 9.8
References
- https://cxsecurity.com/issue/WLB-2016080264
- https://exchange.xforce.ibmcloud.com/vulnerabilities/116487
- https://packetstormsecurity.com/files/138565
- https://www.exploit-db.com/exploits/40322/
- https://www.vulncheck.com/advisories/zkteco-zktime-net-insecure-file-permissions-privilege-escalation
- https://www.zeroscience.mk/en/vulnerabilities/ZSL-2016-5360.php
Related Resources
Details
- CVE ID
- CVE-2016-20024
- Severity
- Critical
- CVSS Score
- 9.8
- Status
- unconfirmed
CWE
- CWE-538
CVSS Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H