CVE-2021-20872: Medium severity konicaminolta bizhub c759 firmware vulnerability
Protection mechanism failure vulnerability in KONICA MINOLTA bizhub series (bizhub C750i G00-35 and earlier, bizhub C650i/C550i/C450i G00-B6 and earlier, bizhub C360i/C300i/C250i G00-B6 and earlier, bizhub 750i/650i/550i/450i G00-37 and earlier, bizhub 360i/300i G00-33 and earlier, bizhub C287i/C257i/C227i G00-19 and earlier, bizhub 306i/266i/246i/226i G00-B6 and earlier, bizhub C759/C659 GC7-X8 and earlier, bizhub C658/C558/C458 GC7-X8 and earlier, bizhub 958/808/758 GC7-X8 and earlier, bizhub 658e/558e/458e GC7-X8 and earlier, bizhub C287/C227 GC7-X8 and earlier, bizhub 287/227 GC7-X8 and earlier, bizhub 368e/308e GC7-X8 and earlier, bizhub C368/C308/C258 GC9-X4 and earlier, bizhub 558/458/368/308 GC9-X4 and earlier, bizhub C754e/C654e GDQ-M0 and earlier, bizhub 754e/654e GDQ-M0 and earlier, bizhub C554e/C454e GDQ-M1 and earlier, bizhub C364e/C284e/C224e GDQ-M1 and earlier, bizhub 554e/454e/364e/284e/224e GDQ-M1 and earlier, bizhub C754/C654 C554/C454 GR1-M0 and earlier, bizhub C364/C284/C224 GR1-M0 and earlier, bizhub 754/654 GR1-M0 and earlier, bizhub C3851FS/C3851/C3351 GC9-X4 and earlier, bizhub 4752/4052 GC9-X4 and earlier) allows a physical attacker to bypass the firmware integrity verification and to install malicious firmware.
Affected Software
Event History
Frequently Asked Questions
What is the severity of CVE-2021-20872?
CVE-2021-20872 has been classified with a high severity rating due to the potential for exploitation.
How do I fix CVE-2021-20872?
To remediate CVE-2021-20872, upgrade to the latest firmware version available for affected Konica Minolta bizhub devices.
Which devices are affected by CVE-2021-20872?
CVE-2021-20872 affects various models of the Konica Minolta bizhub series including C750i, C650i, C360i, and others listed in the advisory.
What type of vulnerability is CVE-2021-20872?
CVE-2021-20872 is characterized as a protection mechanism failure vulnerability.
Is there a workaround for CVE-2021-20872?
Currently, the recommended action for CVE-2021-20872 is to apply the firmware updates as no specific workaround is provided.