CVE-2021-20872— KONICA MINOLTA MFPs and printing systems 安全漏洞
一分钟漏洞结论
影响对象
KONICA MINOLTA, INC. bizhub series
利用判断
尚无明确在野利用证据，仍需结合暴露面评估
建议动作
优先检查厂商安全公告和参考链接中的修复版本；无法立即升级时，限制受影响服务暴露并加强监测。
KONICA MINOLTA MFPs and printing systems是KONICA MINOLTA 的一个打印机。 KONICA MINOLTA MFPs and printing systems 存在安全漏洞，该漏洞源于保护机制失败。
可能的 ATT&CK 技术 1 AI
T1053.005 · Scheduled Task
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一、 漏洞 CVE-2021-20872 基础信息
漏洞信息
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Vulnerability Title
N/A
来源: CVE Program / CVE List V5
Vulnerability 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.
来源: CVE Program / CVE List V5
CVSS Information
N/A
来源: CVE Program / CVE List V5
Vulnerability Type
N/A
来源: CVE Program / CVE List V5
Vulnerability Title
KONICA MINOLTA MFPs and printing systems 安全漏洞
来源: 中国国家信息安全漏洞库 CNNVD
Vulnerability Description
KONICA MINOLTA MFPs and printing systems是KONICA MINOLTA 的一个打印机。 KONICA MINOLTA MFPs and printing systems 存在安全漏洞，该漏洞源于保护机制失败。
来源: 中国国家信息安全漏洞库 CNNVD
CVSS Information
N/A
来源: 中国国家信息安全漏洞库 CNNVD
Vulnerability Type
N/A
来源: 中国国家信息安全漏洞库 CNNVD
受影响产品
| 厂商 | 产品 | 影响版本 | CPE | 订阅 |
|---|---|---|---|---|
| KONICA MINOLTA, INC. | 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, biz | - |
|
二、漏洞 CVE-2021-20872 的公开POC
| # | POC 描述 | 源链接 | 神龙链接 |
|---|
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未找到公开 POC。
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CVE-2021-20872 厂商安全公告 (2)
-
https://jvn.jp/vu/JVNVU95192472/index.html x_refsource_MISC
-
https://jvn.jp/en/vu/JVNVU95192472/index.html x_refsource_MISC
CVE-2021-20872 其他参考 (2)
同批安全公告 · KONICA MINOLTA, INC. · 2022-01-04 · 共 5 条
| CVE-2021-20868 | KONICA MINOLTA MFPs and printing systems 授权问题漏洞 | |
| CVE-2021-20869 | KONICA MINOLTA MFPs and printing systems 信息泄露漏洞 | |
| CVE-2021-20870 | KONICA MINOLTA MFPs and printing systems 安全漏洞 | |
| CVE-2021-20871 | KONICA MINOLTA MFPs and printing systems 信息泄露漏洞 |
IV. Related Vulnerabilities
Same vendor: KONICA MINOLTA, INC.
V. Comments for CVE-2021-20872
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