CVE-2024-13966

moderate-risk
Published 2025-05-27

ZKTeco BioTime allows unauthenticated attackers to enumerate usernames and log in as any user with a password unchanged from the default value '123456'. Users should change their passwords (located under the Attendance Settings tab as "Self-Password").

Do I need to act?

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0.63% chance of exploitation
EPSS score — low exploit probability
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
7
CVSS 7.3/10 High
NETWORK / LOW complexity

Affected Products (1)

Affected Vendors

Zkteco

References (5)

Third Party Advisory https://krashconsulting.com/fury-of-fingers-biotime-rce/
Third Party Advisory https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/IT/white/2025/...
Third Party Advisory https://www.cve.org/CVERecord?id=CVE-2024-13966
Product https://zkteco-store.ru/wp-content/uploads/2023/09/ZKBio-CVSecurity-6.0.0-User-M...
Vendor Advisory https://www.zkteco.com/en/Security_Bulletinsibs/18
33
/ 100
moderate-risk
Severity 26/34 · High
Exploitability 2/34 · Minimal
Exposure 5/34 · Minimal