CVE-2025-54464

Cleartext Storage Vulnerability in ZKTeco WL20

Description

This vulnerability exists in ZKTeco WL20 due to storage of admin and user credentials without encryption in the device firmware. An attacker with physical access could exploit this vulnerability by extracting the firmware and reverse engineer the binary data to access the unencrypted credentials stored in the firmware of targeted device.

Remediation

Solution:

  • Upgrade ZKTeco WL20 Biometric Attendance System firmware to version ZLM31-FXO1-4.0.3. https://www.zkteco.com/en/Security_Bulletinsibs/20

Category

7.0
CVSS
Severity: High
CVSS 4.0 •
EPSS 0.01%
Vendor Advisory zkteco.com
Affected: ZKTeco Co WL20 Biometric Attendance System
Published at:
Updated at:

References

Link Tags
https://www.cert-in.org.in/s2cMainServlet?pageid=PUBVLNOTES01&VLCODE=CIVN-2025-0172 third party advisory
https://www.zkteco.com/en/Security_Bulletinsibs/20 vendor advisory

Frequently Asked Questions

What is the severity of CVE-2025-54464?
CVE-2025-54464 has been scored as a high severity vulnerability.
How to fix CVE-2025-54464?
To fix CVE-2025-54464: Upgrade ZKTeco WL20 Biometric Attendance System firmware to version ZLM31-FXO1-4.0.3. https://www.zkteco.com/en/Security_Bulletinsibs/20
Is CVE-2025-54464 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2025-54464 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2025-54464?
CVE-2025-54464 affects ZKTeco Co WL20 Biometric Attendance System.
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