{"resultsPerPage":1,"startIndex":0,"totalResults":1,"format":"NVD_CVE","version":"2.0","timestamp":"2026-05-10T05:49:28.555","vulnerabilities":[{"cve":{"id":"CVE-2021-20872","sourceIdentifier":"vultures@jpcert.or.jp","published":"2022-01-04T04:15:07.457","lastModified":"2024-11-21T05:47:19.457","vulnStatus":"Modified","cveTags":[],"descriptions":[{"lang":"en","value":"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."},{"lang":"es","value":"Una vulnerabilidad del mecanismo de protección en la serie bizhub de KONICA MINOLTA (bizhub versiones C750i G00-35 y anteriores, bizhub versiones C650i/C550i/C450i G00-B6 y anteriores, bizhub versiones C360i/C300i/C250i G00-B6 y anteriores, bizhub versiones 750i/650i/550i/450i G00-37 y anteriores, bizhub versiones 360i/300i G00-33 y anteriores, bizhub versiones C287i/C257i/C227i G00-19 y anteriores, bizhub versiones 306i/266i/246i/226i G00-B6 y anteriores, bizhub versiones C759/C659 GC7-X8 y anteriores, bizhub versiones C658/C558/C458 GC7-X8 y anteriores, bizhub versiones 958/808/758 GC7-X8 y anteriores, bizhub versiones 658e/558e/458e GC7-X8 y anteriores, bizhub versiones C287/C227 GC7-X8 y anteriores, bizhub versiones 287/227 GC7-X8 y anteriores, bizhub versiones 368e/308e GC7-X8 y anteriores, bizhub versiones C368/C308/C258 GC9-X4 y anteriores, bizhub versiones 558/458/368/308 GC9-X4 y anteriores, bizhub versiones C754e/C654e GDQ-M0 y anteriores, bizhub versiones 754e/654e GDQ-M0 y anteriores, bizhub versiones C554e/C454e GDQ-M1 y anteriores, bizhub versiones C364e/C284e/C224e GDQ-M1 y anteriores, bizhub versiones 554e/454e/364e/284e/224e GDQ-M1 y anteriores, bizhub versiones C754/C654 C554/C454 GR1-M0 y anteriores, bizhub versiones C364/C284/C224 GR1-M0 y anteriores, bizhub versiones 754/654 GR1-M0 y anteriores, bizhub versiones C3851FS/C3851/C3351 GC9-X4 y anteriores, bizhub versiones 4752/4052 GC9-X4 y anteriores) permite a un atacante físico omitir la verificación de integridad del firmware e instalar un firmware malicioso"}],"metrics":{"cvssMetricV31":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","baseScore":6.8,"baseSeverity":"MEDIUM","attackVector":"PHYSICAL","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"},"exploitabilityScore":0.9,"impactScore":5.9}],"cvssMetricV2":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"2.0","vectorString":"AV:L/AC:L/Au:N/C:P/I:P/A:P","baseScore":4.6,"accessVector":"LOCAL","accessComplexity":"LOW","authentication":"NONE","confidentialityImpact":"PARTIAL","integrityImpact":"PARTIAL","availabilityImpact":"PARTIAL"},"baseSeverity":"MEDIUM","exploitabilityScore":3.9,"impactScore":6.4,"acInsufInfo":false,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":false}]},"weaknesses":[{"source":"nvd@nist.gov","type":"Primary","description":[{"lang":"en","value":"NVD-CWE-Other"}]}],"configurations":[{"operator":"AND","nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:konicaminolta:bizhub_c759_firmware:*:*:*:*:*:*:*:*","versionEndExcluding":"gca-y1","matchCriteriaId":"C852FFAD-8571-40DB-8F63-1161D5BBBE17"}]},{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":false,"criteria":"cpe:2.3:h:konicaminolta:bizhub_c759:-:*:*:*:*:*:*:*","matchCriteriaId":"7DE2491D-F386-40AD-ADBE-27982377811F"}]}]},{"operator":"AND","nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:konicaminolta:bizhub_c659_firmware:*:*:*:*:*:*:*:*","versionEndExcluding":"gca-y1","matchCriteriaId":"22001609-E237-4725-B8DD-57EEBC1A722F"}]},{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":false,"criteria":"cpe:2.3:h:konicaminolta:bizhub_c659:-:*:*:*:*:*:*:*","matchCriteriaId":"D9CF044A-D934-46B9-AEC4-3346DAFBF0CF"}]}]},{"operator":"AND","nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:konicaminolta:bizhub_c658_firmware:*:*:*:*:*:*:*:*","versionEndExcluding":"gca-y1","matchCriteriaId":"E33383E1-2327-416F-AD98-3A21D161EE75"}]},{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":false,"criteria":"cpe:2.3:h:konicaminolta:bizhub_c658:-:*:*:*:*:*:*:*","matchCriteriaId":"8D1CCC91-661E-4F76-8285-A7EB6DF7B6AA"}]}]},{"operator":"AND","nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:konicaminolta:bizhub_c558_firmware:*:*:*:*:*:*:*:*","versionEndExcluding":"gca-y1","matchCriteriaId":"89E4CE25-CBEA-46D7-878A-9F7CB1AC70F1"}]},{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":false,"criteria":"cpe:2.3:h:konicaminolta:bizhub_c558:-:*:*:*:*:*:*:*","matchCriteriaId":"E1945419-EC75-400D-8721-3AD2C684259A"}]}]},{"operator":"AND","nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:konicaminolta:bizhub_c458_firmware:*:*:*:*:*:*:*:*","versionEndExcluding":"gca-y1","matchCriteriaId":"24BEA1B4-4632-43F5-8CA8-82D54AFE07F1"}]},{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":false,"criteria":"cpe:2.3:h:konicaminolta:bizhub_c458:-:*:*:*:*:*:*:*","matchCriteriaId":"1D78C83E-5D2F-4A9F-B9DB-46C1E0837EB3"}]}]},{"operator":"AND","nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:konicaminolta:bizhub_958_firmware:*:*:*:*:*:*:*:*","versionEndExcluding":"gca-y1","matchCriteriaId":"47930EFF-39B2-463A-8382-428F9BF9FB8B"}]},{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":false,"criteria":"cpe:2.3:h:konicaminolta:bizhub_958:-:*:*:*:*:*:*:*","matchCriteriaId":"5CE54ACB-BC49-4DE3-98C1-0633C665599D"}]}]},{"operator":"AND","nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:konicaminolta:bizhub_808_firmware:*:*:*:*:*:*:*:*","versionEndExcluding":"gca-y1","matchCriteriaId":"0B198A10-720E-49D2-B3C4-E1F221657C2B"}]},{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":false,"criteria":"cpe:2.3:h:konicaminolta:bizhub_808:-:*:*:*:*:*:*:*","matchCriteriaId":"C4B580B5-E1A5-46F8-B3AD-C661BD780275"}]}]},{"operator":"AND","nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:konicaminolta:bizhub_758_firmware:*:*:*:*:*:*:*:*","versionEndExcluding":"gca-y1","matchCriteriaId":"33BFA469-F25F-445B-AAAE-16A596FCC266"}]},{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":false,"criteria":"cpe:2.3:h:konicaminolta:bizhub_758:-:*:*:*:*:*:*:*","matchCriteriaId":"09E35408-DF32-49C3-894F-833AD73AE4A8"}]}]},{"operator":"AND","nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:konicaminolta:bizhub_658e_firmware:*:*:*:*:*:*:*:*","versionEndExcluding":"gca-y1","matchCriteriaId":"21DF1488-5ED9-4623-A854-A13813B85E29"}]},{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":false,"c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