Vulnerability Description
ZKTeco ZKBioSecurity 3.0 contains a user enumeration vulnerability that allows unauthenticated attackers to discover valid usernames by submitting partial characters via the username parameter. Attackers can send requests to the authLoginAction!login.do script with varying username inputs to enumerate valid user accounts based on application responses.
CVSS Score
CRITICAL
Related Weaknesses (CWE)
References
- https://exchange.xforce.ibmcloud.com/vulnerabilities/116485
- https://packetstormsecurity.com/files/138573
- https://www.vulncheck.com/advisories/zkteco-zkbiosecurity-user-enumeration-via-a
- https://www.zeroscience.mk/en/vulnerabilities/ZSL-2016-5366.php
FAQ
What is CVE-2016-20030?
CVE-2016-20030 is a vulnerability with a CVSS score of 9.8 (CRITICAL). ZKTeco ZKBioSecurity 3.0 contains a user enumeration vulnerability that allows unauthenticated attackers to discover valid usernames by submitting partial characters via the username parameter. Attack...
How severe is CVE-2016-20030?
CVE-2016-20030 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.
Is there a patch for CVE-2016-20030?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.