CVE-2025-55279 — Hard-coded Private Key Vulnerability in ZKTeco WL20
This vulnerability exists in ZKTeco WL20 due to hard-coded private key stored in plaintext within the device firmware. An attacker with physical access could exploit this vulner…
Published: 2025-08-13 · CVSS: 6.9 · CVSS 4.0
This vulnerability exists in ZKTeco WL20 due to hard-coded private key stored in plaintext within the device firmware. An attacker with physical access could exploit this vulnerability by extracting the firmware and analyzing the binary data to retrieve private key stored in the firmware of the targeted device. Successful exploitation of this vulnerability could allow the attacker to perform unauthorized decryption of sensitive data and Man-in-the-Middle (MitM) attacks on the targeted device.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7