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VULNERABILITIES

CVE-2016-20030 Details

UNDERGOING ENRICHMENT

The CVE is currently being enriched by the Volerion team. The enrichment process results in the association of reference link tags, CVSS, and CPE applicability statement data.

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.

Metrics

CVSS 3.x Severity and Vector Strings:

NDDVolerionCVSS-B:…Vector:This vulnerability is currently being analyzed.
CNA: [email protected]CVSS-B:9.8 CRITICALVector:CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

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URLSource(s)Tag(s)
https://exchange.xforce.ibmcloud.com/vulnerabilities/116485 [email protected]
https://packetstormsecurity.com/files/138573 [email protected]
https://www.vulncheck.com/advisories/zkteco-zkbiosecurity-user-enumeration-via-authloginaction [email protected]
https://www.zeroscience.mk/en/vulnerabilities/ZSL-2016-5366.php [email protected]

Weakness Enumeration

CWE-IDCWE NameSource
CWE-551Incorrect Behavior Order: Authorization Before Parsing and Canonicalization[email protected]

Affected Products

This vulnerability is currently being analyzed

Change History

4 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2016-20030
NVD Published Date:
Mar 16, 2026
NVD Last Modified:
Jun 17, 2026
Source:
[email protected]
CVE-2016-20030 Details - Not Deferred