CVE-2024-13966
ZKTeco BioTime default password
Description
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").
INFO
Published Date :
May 27, 2025, 7:15 p.m.
Last Modified :
Sept. 26, 2025, 2:01 p.m.
Remotely Exploit :
Yes !
Source :
9119a7d8-5eab-497f-8521-727c672e3725
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 3.1 | HIGH | 9119a7d8-5eab-497f-8521-727c672e3725 | ||||
| CVSS 4.0 | MEDIUM | 9119a7d8-5eab-497f-8521-727c672e3725 |
Solution
- Change default passwords for all user accounts immediately.
- Implement and enforce a strong password policy.
- Disable default credentials if possible.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2024-13966.
| URL | Resource |
|---|---|
| https://krashconsulting.com/fury-of-fingers-biotime-rce/ | Third Party Advisory |
| https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/IT/white/2025/va-25-148-01.json | Third Party Advisory |
| https://www.cve.org/CVERecord?id=CVE-2024-13966 | Third Party Advisory |
| https://zkteco-store.ru/wp-content/uploads/2023/09/ZKBio-CVSecurity-6.0.0-User-Manual_EN-v1.0_20230616.pdf | Product |
| https://www.zkteco.com/en/Security_Bulletinsibs/18 | Vendor Advisory |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2024-13966 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2024-13966
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2024-13966 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2024-13966 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
Initial Analysis by [email protected]
Sep. 26, 2025
Action Type Old Value New Value Added CPE Configuration OR *cpe:2.3:a:zkteco:biotime:*:*:*:*:*:*:*:* versions up to (excluding) 9.0.4 Added Reference Type Cybersecurity and Infrastructure Security Agency (CISA) U.S. Civilian Government: https://krashconsulting.com/fury-of-fingers-biotime-rce/ Types: Third Party Advisory Added Reference Type Cybersecurity and Infrastructure Security Agency (CISA) U.S. Civilian Government: https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/IT/white/2025/va-25-148-01.json Types: Third Party Advisory Added Reference Type Cybersecurity and Infrastructure Security Agency (CISA) U.S. Civilian Government: https://www.cve.org/CVERecord?id=CVE-2024-13966 Types: Third Party Advisory Added Reference Type CVE: https://www.zkteco.com/en/Security_Bulletinsibs/18 Types: Vendor Advisory Added Reference Type Cybersecurity and Infrastructure Security Agency (CISA) U.S. Civilian Government: https://zkteco-store.ru/wp-content/uploads/2023/09/ZKBio-CVSecurity-6.0.0-User-Manual_EN-v1.0_20230616.pdf Types: Product -
CVE Modified by af854a3a-2127-422b-91ae-364da2661108
Jul. 14, 2025
Action Type Old Value New Value Added Reference https://www.zkteco.com/en/Security_Bulletinsibs/18 -
CVE Modified by 9119a7d8-5eab-497f-8521-727c672e3725
May. 28, 2025
Action Type Old Value New Value Added Reference https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/IT/white/2025/va-25-148-01.json Added Reference https://www.cve.org/CVERecord?id=CVE-2024-13966 -
New CVE Received by 9119a7d8-5eab-497f-8521-727c672e3725
May. 27, 2025
Action Type Old Value New Value Added Description 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"). Added CVSS V4.0 AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X Added CVSS V3.1 AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L Added CWE CWE-1393 Added Reference https://krashconsulting.com/fury-of-fingers-biotime-rce/ Added Reference https://zkteco-store.ru/wp-content/uploads/2023/09/ZKBio-CVSecurity-6.0.0-User-Manual_EN-v1.0_20230616.pdf