CVE-2016-20025
HIGHDescription
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.
CVSS v3 Vector
Exploitability
Impact
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Exploit Intelligence
Low risk: more likely to be exploited than 35% of all known CVEs.
References
- https://cxsecurity.com/issue/WLB-2016080265
- https://exchange.xforce.ibmcloud.com/vulnerabilities/116486
- https://packetstormsecurity.com/files/138566
- https://www.exploit-db.com/exploits/40323/
- https://www.vulncheck.com/advisories/zkteco-zkaccess-professional-privilege-escalation-via-insecure-permissions
- https://www.zeroscience.mk/en/vulnerabilities/ZSL-2016-5361.php
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Start freeThis product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-06-08.