Vulnerability Details 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.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.001
EPSS Ranking 34.9%
CVSS Severity
CVSS v3 Score 6.8
CVSS v2 Score 4.6
References
- https://jvn.jp/en/vu/JVNVU95192472/index.html
- https://jvn.jp/vu/JVNVU95192472/index.html
- https://www.konicaminolta.com/global/newsroom/topics/2021/1224-01-01.html
- https://www.konicaminolta.jp/business/support/important/211224_01_01.html
- https://jvn.jp/en/vu/JVNVU95192472/index.html
- https://jvn.jp/vu/JVNVU95192472/index.html
- https://www.konicaminolta.com/global/newsroom/topics/2021/1224-01-01.html
- https://www.konicaminolta.jp/business/support/important/211224_01_01.html
Products affected by CVE-2021-20872
-
cpe:2.3:h:konicaminolta:bizhub_224e:-
-
cpe:2.3:h:konicaminolta:bizhub_227:-
-
cpe:2.3:h:konicaminolta:bizhub_284e:-
-
cpe:2.3:h:konicaminolta:bizhub_287:-
-
cpe:2.3:h:konicaminolta:bizhub_308:-
-
cpe:2.3:h:konicaminolta:bizhub_308e:-
-
cpe:2.3:h:konicaminolta:bizhub_364e:-
-
cpe:2.3:h:konicaminolta:bizhub_368:-
-
cpe:2.3:h:konicaminolta:bizhub_368e:-
-
cpe:2.3:h:konicaminolta:bizhub_4052:-
-
cpe:2.3:h:konicaminolta:bizhub_454e:-
-
cpe:2.3:h:konicaminolta:bizhub_458:-
-
cpe:2.3:h:konicaminolta:bizhub_458e:-
-
cpe:2.3:h:konicaminolta:bizhub_4752:-
-
cpe:2.3:h:konicaminolta:bizhub_554e:-
-
cpe:2.3:h:konicaminolta:bizhub_558:-
-
cpe:2.3:h:konicaminolta:bizhub_558e:-
-
cpe:2.3:h:konicaminolta:bizhub_654:-
-
cpe:2.3:h:konicaminolta:bizhub_654e:-
-
cpe:2.3:h:konicaminolta:bizhub_658e:-
-
cpe:2.3:h:konicaminolta:bizhub_754:-
-
cpe:2.3:h:konicaminolta:bizhub_754e:-
-
cpe:2.3:h:konicaminolta:bizhub_758:-
-
cpe:2.3:h:konicaminolta:bizhub_808:-
-
cpe:2.3:h:konicaminolta:bizhub_958:-
-
cpe:2.3:h:konicaminolta:bizhub_c224:-
-
cpe:2.3:h:konicaminolta:bizhub_c224e:-
-
cpe:2.3:h:konicaminolta:bizhub_c227:-
-
cpe:2.3:h:konicaminolta:bizhub_c258:-
-
cpe:2.3:h:konicaminolta:bizhub_c284:-
-
cpe:2.3:h:konicaminolta:bizhub_c284e:-
-
cpe:2.3:h:konicaminolta:bizhub_c287:-
-
cpe:2.3:h:konicaminolta:bizhub_c308:-
-
cpe:2.3:h:konicaminolta:bizhub_c3351:-
-
cpe:2.3:h:konicaminolta:bizhub_c364:-
-
cpe:2.3:h:konicaminolta:bizhub_c364e:-
-
cpe:2.3:h:konicaminolta:bizhub_c368:-
-
cpe:2.3:h:konicaminolta:bizhub_c3851:-
-
cpe:2.3:h:konicaminolta:bizhub_c3851fs:-
-
cpe:2.3:h:konicaminolta:bizhub_c454:-
-
cpe:2.3:h:konicaminolta:bizhub_c454e:-
-
cpe:2.3:h:konicaminolta:bizhub_c458:-
-
cpe:2.3:h:konicaminolta:bizhub_c554:-
-
cpe:2.3:h:konicaminolta:bizhub_c554e:-
-
cpe:2.3:h:konicaminolta:bizhub_c558:-
-
cpe:2.3:h:konicaminolta:bizhub_c654:-
-
cpe:2.3:h:konicaminolta:bizhub_c654e:-
-
cpe:2.3:h:konicaminolta:bizhub_c658:-
-
cpe:2.3:h:konicaminolta:bizhub_c659:-
-
cpe:2.3:h:konicaminolta:bizhub_c754:-
-
cpe:2.3:h:konicaminolta:bizhub_c754e:-
-
cpe:2.3:h:konicaminolta:bizhub_c759:-
-
cpe:2.3:o:konicaminolta:bizhub_224e_firmware:-
-
cpe:2.3:o:konicaminolta:bizhub_227_firmware:-
-
cpe:2.3:o:konicaminolta:bizhub_284e_firmware:-
-
cpe:2.3:o:konicaminolta:bizhub_287_firmware:-
-
cpe:2.3:o:konicaminolta:bizhub_308_firmware:-
-
cpe:2.3:o:konicaminolta:bizhub_308e_firmware:-
-
cpe:2.3:o:konicaminolta:bizhub_364e_firmware:-
-
cpe:2.3:o:konicaminolta:bizhub_368_firmware:-
-
cpe:2.3:o:konicaminolta:bizhub_368e_firmware:-
-
cpe:2.3:o:konicaminolta:bizhub_4052_firmware:-
-
cpe:2.3:o:konicaminolta:bizhub_454e_firmware:-
-
cpe:2.3:o:konicaminolta:bizhub_458_firmware:-
-
cpe:2.3:o:konicaminolta:bizhub_458e_firmware:-
-
cpe:2.3:o:konicaminolta:bizhub_4752_firmware:-
-
cpe:2.3:o:konicaminolta:bizhub_554e_firmware:-
-
cpe:2.3:o:konicaminolta:bizhub_558_firmware:-
-
cpe:2.3:o:konicaminolta:bizhub_558e_firmware:-
-
cpe:2.3:o:konicaminolta:bizhub_654_firmware:-
-
cpe:2.3:o:konicaminolta:bizhub_654e_firmware:-
-
cpe:2.3:o:konicaminolta:bizhub_658e_firmware:-
-
cpe:2.3:o:konicaminolta:bizhub_754_firmware:-
-
cpe:2.3:o:konicaminolta:bizhub_754e_firmware:-
-
cpe:2.3:o:konicaminolta:bizhub_758_firmware:-
-
cpe:2.3:o:konicaminolta:bizhub_808_firmware:-
-
cpe:2.3:o:konicaminolta:bizhub_958_firmware:-
-
cpe:2.3:o:konicaminolta:bizhub_c224_firmware:-
-
cpe:2.3:o:konicaminolta:bizhub_c224e_firmware:-
-
cpe:2.3:o:konicaminolta:bizhub_c227_firmware:-
-
cpe:2.3:o:konicaminolta:bizhub_c258_firmware:-
-
cpe:2.3:o:konicaminolta:bizhub_c284_firmware:-
-
cpe:2.3:o:konicaminolta:bizhub_c284e_firmware:-
-
cpe:2.3:o:konicaminolta:bizhub_c287_firmware:-
-
cpe:2.3:o:konicaminolta:bizhub_c308_firmware:-
-
cpe:2.3:o:konicaminolta:bizhub_c3351_firmware:-
-
cpe:2.3:o:konicaminolta:bizhub_c364_firmware:-
-
cpe:2.3:o:konicaminolta:bizhub_c364e_firmware:-
-
cpe:2.3:o:konicaminolta:bizhub_c368_firmware:-
-
cpe:2.3:o:konicaminolta:bizhub_c3851_firmware:-
-
cpe:2.3:o:konicaminolta:bizhub_c3851fs_firmware:-
-
cpe:2.3:o:konicaminolta:bizhub_c454_firmware:-
-
cpe:2.3:o:konicaminolta:bizhub_c454e_firmware:-
-
cpe:2.3:o:konicaminolta:bizhub_c458_firmware:-
-
cpe:2.3:o:konicaminolta:bizhub_c554_firmware:-
-
cpe:2.3:o:konicaminolta:bizhub_c554e_firmware:-
-
cpe:2.3:o:konicaminolta:bizhub_c558_firmware:-
-
cpe:2.3:o:konicaminolta:bizhub_c654_firmware:-
-
cpe:2.3:o:konicaminolta:bizhub_c654e_firmware:-
-
cpe:2.3:o:konicaminolta:bizhub_c658_firmware:-
-
cpe:2.3:o:konicaminolta:bizhub_c659_firmware:-
-
cpe:2.3:o:konicaminolta:bizhub_c754_firmware:-
-
cpe:2.3:o:konicaminolta:bizhub_c754e_firmware:-
-
cpe:2.3:o:konicaminolta:bizhub_c759_firmware:-