CVE-2025-55280

Information Disclosure Vulnerability in ZKTeco WL20

Description

This vulnerability exists in ZKTeco WL20 due to storage of Wi-Fi credentials, configuration data and system data in plaintext within 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 plaintext sensitive data stored in the targeted device. Successful exploitation of this vulnerability could allow the attacker to gain unauthorized network access, retrieve and manipulate data on the targeted device.

Remediation

Workaround:

  • * Apply mitigations as per vendor instructions (whenever available) or discontinue the use of the product if mitigations are unavailable. * Perform risk assessment and implement physical security controls to prevent unauthorized access to the device.

Category

5.2
CVSS
Severity: Medium
CVSS 4.0 •
EPSS 0.01%
Third-Party Advisory org.in
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

Frequently Asked Questions

What is the severity of CVE-2025-55280?
CVE-2025-55280 has been scored as a medium severity vulnerability.
How to fix CVE-2025-55280?
As a workaround for remediating CVE-2025-55280: * Apply mitigations as per vendor instructions (whenever available) or discontinue the use of the product if mitigations are unavailable. * Perform risk assessment and implement physical security controls to prevent unauthorized access to the device.
Is CVE-2025-55280 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2025-55280 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-2025-55280?
CVE-2025-55280 affects ZKTeco Co WL20 Biometric Attendance System.
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