CVE-2021-20871
6.5 · MEDIUMOverview
CVE-2021-20871 is a medium-severity vulnerability affecting konicaminolta bizhub_c750i_firmware. It was published on January 4, 2022 and has a CVSS 3.1 base score of 6.5 (MEDIUM).
This vulnerability has a CVSS 3.1 base score of 6.5, rated MEDIUM. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.
Technical Description
Exposure of sensitive information to an unauthorized actor 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 GR
Remediation
Check the references section for vendor advisories and patches from konicaminolta. Update bizhub_c750i_firmware to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
Affected Products
| Vendor | Product | Versions | Status |
|---|---|---|---|
| konicaminolta | bizhub_c750i_firmware | >= 0, < g00-e9 | Affected |
| konicaminolta | bizhub_c650i_firmware | >= 0, < g00-e9 | Affected |
| konicaminolta | bizhub_c550i_firmware | >= 0, < g00-e9 | Affected |
| konicaminolta | bizhub_c450i_firmware | >= 0, < g00-e9 | Affected |
| konicaminolta | bizhub_c360i_firmware | >= 0, < g00-e9 | Affected |
| konicaminolta | bizhub_c300i_firmware | >= 0, < g00-e9 | Affected |
| konicaminolta | bizhub_c250i_firmware | >= 0, < g00-e9 | Affected |
| konicaminolta | bizhub_750i_firmware | >= 0, < g00-e9 | Affected |
| konicaminolta | bizhub_650i_firmware | >= 0, < g00-e9 | Affected |
| konicaminolta | bizhub_550i_firmware | >= 0, < g00-e9 | Affected |
References
Frequently Asked Questions
What is CVE-2021-20871?
CVE-2021-20871 is a medium-severity vulnerability affecting konicaminolta bizhub_c750i_firmware. It was published on January 4, 2022 and has a CVSS 3.1 base score of 6.5 (MEDIUM).
How severe is CVE-2021-20871?
This vulnerability has a CVSS 3.1 base score of 6.5, rated MEDIUM. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.
How do I fix or remediate CVE-2021-20871?
Check the references section for vendor advisories and patches from konicaminolta. Update bizhub_c750i_firmware to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
How can CyberStrike help with CVE-2021-20871?
CyberStrike's AI-powered security agents can automatically detect CVE-2021-20871 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.
How CyberStrike Helps
AI agents map your attack surface to find vulnerabilities like this one.
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