Pass-back attack in Konica Minolta bizhub 227 multifunctional printers

Vulnerability Description

Insufficiently Protected Credentials in LDAP in Konica Minolta bizhub 227 Multifunction printers version GCQ-Y3 or earlier allows an attacker can reconfigure the target device to use an external LDAP service controlled by the attacker. If an LDAP password is set on the target device, the attacker can force the target device to authenticate to the attacker controlled LDAP service. This will allow the attacker to capture the plaintext password of the configured LDAP service.

References

• https://www.rapid7.com/blog/post/cve-2025-6081-konica-minolta-bizhub-pass-back-attack-vulnerability-not-fixed/
• https://www.konicaminolta.com/global-en/security/advisory/pdf/km-2025-0003.pdf