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TI-2016-09204 Aliases CVE-2016-20028GHSA-682f-27jg-c3jv

ZKTeco ZKBioSecurity 3.0 Cross-Site Request Forgery Superadmin

Priority MEDIUM 57CWE-352Published · Updated

Key facts

Attack vector
Network
Privileges required
Low
User interaction
None
Attack complexity
Low
Attack requirements
None
Impact type
Tampering
Confidentiality · integrity · availability
None · Low · None
Fix status
No fix listed

Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-352.

Summary

ZKTeco ZKBioSecurity 3.0 contains a cross-site request forgery vulnerability that allows attackers to perform administrative actions by tricking logged-in users into visiting malicious websites. Attackers can craft HTTP requests that add superadmin accounts without validity checks, enabling unauthorized administrative access when authenticated users visit attacker-controlled pages.

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.00216 12th percentileScored 2026-11-07
Public exploit Yes 2 exploit referencesTagged by the CNA
Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
Poc
Automatable
No
Technical impact
Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
ZKTecoZKTeco ZKBioSecurity3.0.1.0_R_230—No fix listedCNA
  • ZKTeco ZKBioSecurity VendorZKTeco Affected 3.0.1.0_R_230 Fixed in — No fix listed CNA

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2016-20028
  2. 2026-10-03 Alias added: GHSA-682f-27jg-c3jv

References

Exploit 2

Advisory 1

  • TI-2023-20210 A path traversal vulnerability in the iclock API of ZKTeco BioTime v8.5.5 allows… KEVCVSS 3.1HIGH 7.5
  • TI-2025-28829 Hard-coded credentials in ZKTeco ZKBio CVSecurity CVSS 3.1CRITICAL 9.8
  • TI-2024-24297 ZKTeco ZKBio CVSecurity v6.1.1 was discovered to contain a hardcoded cryptographic key. CVSS 3.1CRITICAL 9.8
  • TI-2023-20211 ZKTeco BioTime 8.5.5 through 9.x before 9.0.1 (20240617.19506) allows authenticated… CVSS 3.1CRITICAL 9.8
  • TI-2016-09202 ZKTeco ZKBioSecurity 3.0 Hardcoded Credentials Remote Code Execution CVSS 4.0CRITICAL 9.3
  • TI-2016-09200 ZKTeco ZKTime.Net 3.0.1.6 Insecure File Permissions Privilege Escalation CVSS 4.0CRITICAL 9.3
See all 70 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences