CVE-2021-20872

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.

• konicaminolta bizhub c759 firmware (< gca-y1) • konicaminolta bizhub c659 firmware (< gca-y1) • konicaminolta bizhub c658 firmware (< gca-y1) • konicaminolta bizhub c558 firmware (< gca-y1) • konicaminolta bizhub c458 firmware (< gca-y1) • konicaminolta bizhub 958 firmware (< gca-y1) • konicaminolta bizhub 808 firmware (< gca-y1) • konicaminolta bizhub 758 firmware (< gca-y1) • konicaminolta bizhub 658e firmware (< gca-y1) • konicaminolta bizhub 558e firmware (< gca-y1) • konicaminolta bizhub 458e firmware (< gca-y1) • konicaminolta bizhub c287 firmware (< gca-y0) • konicaminolta bizhub c227 firmware (< gca-y0) • konicaminolta bizhub 287 firmware (< gca-y0) • konicaminolta bizhub 227 firmware (< gca-y0) • konicaminolta bizhub 368e firmware (< gca-x8) • konicaminolta bizhub 308e firmware (< gca-x8) • konicaminolta bizhub c368 firmware (< gca-x4) • konicaminolta bizhub c308 firmware (< gca-x4) • konicaminolta bizhub c258 firmware (< gca-x4) • konicaminolta bizhub 558 firmware (< gca-x4) • konicaminolta bizhub 458 firmware (< gca-x4) • konicaminolta bizhub 368 firmware (< gca-x4) • konicaminolta bizhub 308 firmware (< gca-x4) • konicaminolta bizhub c754e firmware (< gdr-m0) • konicaminolta bizhub c654e firmware (< gdr-m0) • konicaminolta bizhub 754e firmware (< gdr-m0) • konicaminolta bizhub 654e firmware (< gdr-m0) • konicaminolta bizhub c554e firmware (< gdr-m1) • konicaminolta bizhub c454e firmware (< gdr-m1) • konicaminolta bizhub c364e firmware (< gdr-m1) • konicaminolta bizhub c284e firmware (< gdr-m1) • konicaminolta bizhub c224e firmware (< gdr-m1) • konicaminolta bizhub 554e firmware (< gdr-m1) • konicaminolta bizhub 454e firmware (< gdr-m1) • konicaminolta bizhub 364e firmware (< gdr-m1) • konicaminolta bizhub 284e firmware (< gdr-m1) • konicaminolta bizhub 224e firmware (< gdr-m1) • konicaminolta bizhub c754 firmware (< gr4-m0) • konicaminolta bizhub c654 firmware (< gr4-m0) • konicaminolta bizhub c554 firmware (< gr4-m0) • konicaminolta bizhub c454 firmware (< gr4-m0) • konicaminolta bizhub c364 firmware (< gr4-m0) • konicaminolta bizhub c284 firmware (< gr4-m0) • konicaminolta bizhub c224 firmware (< gr4-m0) • konicaminolta bizhub 754 firmware (< gr4-m0) • konicaminolta bizhub 654 firmware (< gr4-m0) • konicaminolta bizhub c3851fs firmware (< gca-x4) • konicaminolta bizhub c3851 firmware (< gca-x4) • konicaminolta bizhub c3351 firmware (< gca-x4) • konicaminolta bizhub 4752 firmware (< gca-x4) • konicaminolta bizhub 4052 firmware (< gca-x4)