CVE-2016-20030: critical vulnerability in ZKTeco ZKBioSecurity
ZKTeco ZKBioSecurity 3.0 User Enumeration via authLoginAction
Published · Updated
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28Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 9.3epss 0.6%
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:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
Affected products
ZKTeco Inc. · ZKTeco ZKBioSecurityRelated CVEs — ZKTeco ZKBioSecurity
In the same product, most dangerous first.
CVE-2016-20026CRITICALZKTeco ZKBioSecurity 3.0 Hardcoded Credentials Remote Code ExecutionEPSS 0.8%CVE-2016-20027MEDIUMZKTeco ZKBioSecurity 3.0 Multiple Reflected XSS VulnerabilitiesEPSS 0.3%CVE-2016-20028MEDIUMZKTeco ZKBioSecurity 3.0 Cross-Site Request Forgery SuperadminEPSS 0.2%CVE-2016-20029MEDIUMZKTeco ZKBioSecurity 3.0 File Path Manipulation VulnerabilityEPSS 0.2%CVE-2016-20031MEDIUMZKTeco ZKBioSecurity 3.0 Local Authorization Bypass via visLogin.jspEPSS 0.2%