CVE-2021-20872
Description
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.
How to fix
- konicaminolta bizhub_c759_firmwaregca-y1 or later
- konicaminolta bizhub_c659_firmwaregca-y1 or later
- konicaminolta bizhub_c658_firmwaregca-y1 or later
- konicaminolta bizhub_c558_firmwaregca-y1 or later
- konicaminolta bizhub_c458_firmwaregca-y1 or later
- konicaminolta bizhub_958_firmwaregca-y1 or later
- konicaminolta bizhub_808_firmwaregca-y1 or later
- konicaminolta bizhub_758_firmwaregca-y1 or later
- konicaminolta bizhub_658e_firmwaregca-y1 or later
- konicaminolta bizhub_558e_firmwaregca-y1 or later
- konicaminolta bizhub_458e_firmwaregca-y1 or later
- konicaminolta bizhub_c287_firmwaregca-y0 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| konicaminolta bizhub_c759_firmware | v < gca-y1 | gca-y1 |
| konicaminolta bizhub_c659_firmware | v < gca-y1 | gca-y1 |
| konicaminolta bizhub_c658_firmware | v < gca-y1 | gca-y1 |
| konicaminolta bizhub_c558_firmware | v < gca-y1 | gca-y1 |
| konicaminolta bizhub_c458_firmware | v < gca-y1 | gca-y1 |
| konicaminolta bizhub_958_firmware | v < gca-y1 | gca-y1 |
| konicaminolta bizhub_808_firmware | v < gca-y1 | gca-y1 |
| konicaminolta bizhub_758_firmware | v < gca-y1 | gca-y1 |
| konicaminolta bizhub_658e_firmware | v < gca-y1 | gca-y1 |
| konicaminolta bizhub_558e_firmware | v < gca-y1 | gca-y1 |
| konicaminolta bizhub_458e_firmware | v < gca-y1 | gca-y1 |
| konicaminolta bizhub_c287_firmware | v < gca-y0 | gca-y0 |
| konicaminolta bizhub_c227_firmware | v < gca-y0 | gca-y0 |
| konicaminolta bizhub_287_firmware | v < gca-y0 | gca-y0 |
| konicaminolta bizhub_227_firmware | v < gca-y0 | gca-y0 |
| konicaminolta bizhub_368e_firmware | v < gca-x8 | gca-x8 |
| konicaminolta bizhub_308e_firmware | v < gca-x8 | gca-x8 |
| konicaminolta bizhub_c368_firmware | v < gca-x4 | gca-x4 |
| konicaminolta bizhub_c308_firmware | v < gca-x4 | gca-x4 |
| konicaminolta bizhub_c258_firmware | v < gca-x4 | gca-x4 |
| konicaminolta bizhub_558_firmware | v < gca-x4 | gca-x4 |
| konicaminolta bizhub_458_firmware | v < gca-x4 | gca-x4 |
| konicaminolta bizhub_368_firmware | v < gca-x4 | gca-x4 |
| konicaminolta bizhub_308_firmware | v < gca-x4 | gca-x4 |
| konicaminolta bizhub_c754e_firmware | v < gdr-m0 | gdr-m0 |
| konicaminolta bizhub_c654e_firmware | v < gdr-m0 | gdr-m0 |
| konicaminolta bizhub_754e_firmware | v < gdr-m0 | gdr-m0 |
| konicaminolta bizhub_654e_firmware | v < gdr-m0 | gdr-m0 |
| konicaminolta bizhub_c554e_firmware | v < gdr-m1 | gdr-m1 |
| konicaminolta bizhub_c454e_firmware | v < gdr-m1 | gdr-m1 |
| konicaminolta bizhub_c364e_firmware | v < gdr-m1 | gdr-m1 |
| konicaminolta bizhub_c284e_firmware | v < gdr-m1 | gdr-m1 |
| konicaminolta bizhub_c224e_firmware | v < gdr-m1 | gdr-m1 |
| konicaminolta bizhub_554e_firmware | v < gdr-m1 | gdr-m1 |
| konicaminolta bizhub_454e_firmware | v < gdr-m1 | gdr-m1 |
| konicaminolta bizhub_364e_firmware | v < gdr-m1 | gdr-m1 |
| konicaminolta bizhub_284e_firmware | v < gdr-m1 | gdr-m1 |
| konicaminolta bizhub_224e_firmware | v < gdr-m1 | gdr-m1 |
| konicaminolta bizhub_c754_firmware | v < gr4-m0 | gr4-m0 |
| konicaminolta bizhub_c654_firmware | v < gr4-m0 | gr4-m0 |
| konicaminolta bizhub_c554_firmware | v < gr4-m0 | gr4-m0 |
| konicaminolta bizhub_c454_firmware | v < gr4-m0 | gr4-m0 |
| konicaminolta bizhub_c364_firmware | v < gr4-m0 | gr4-m0 |
| konicaminolta bizhub_c284_firmware | v < gr4-m0 | gr4-m0 |
| konicaminolta bizhub_c224_firmware | v < gr4-m0 | gr4-m0 |
| konicaminolta bizhub_754_firmware | v < gr4-m0 | gr4-m0 |
| konicaminolta bizhub_654_firmware | v < gr4-m0 | gr4-m0 |
| konicaminolta bizhub_c3851fs_firmware | v < gca-x4 | gca-x4 |
| konicaminolta bizhub_c3851_firmware | v < gca-x4 | gca-x4 |
| konicaminolta bizhub_c3351_firmware | v < gca-x4 | gca-x4 |
| konicaminolta bizhub_4752_firmware | v < gca-x4 | gca-x4 |
| konicaminolta bizhub_4052_firmware | v < gca-x4 | gca-x4 |
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Attack Surface Management
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