CVE-2021-20872 is a protection mechanism failure vulnerability affecting numerous KONICA MINOLTA bizhub series printers. A physical attacker can exploit this flaw to bypass firmware integrity verification and install malicious firmware. With a CVSS score of 6.8 (Medium), this vulnerability requires physical access (AV:P) but has low attack complexity (AC:L) and no user interaction (UI:N), allowing for high impact on confidentiality, integrity, and availability (C:H/I:H/A:H). There is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< gca-y1CPE matchmatch criteria | cpe:2.3:o:konicaminolta:bizhub_c759_firmware:*:*:*:*:*:*:*:* | ||
< gca-y1CPE matchmatch criteria | cpe:2.3:o:konicaminolta:bizhub_c659_firmware:*:*:*:*:*:*:*:* | ||
< gca-y1CPE matchmatch criteria | cpe:2.3:o:konicaminolta:bizhub_c658_firmware:*:*:*:*:*:*:*:* | ||
< gca-y1CPE matchmatch criteria | cpe:2.3:o:konicaminolta:bizhub_c558_firmware:*:*:*:*:*:*:*:* | ||
< gca-y1CPE matchmatch criteria | cpe:2.3:o:konicaminolta:bizhub_c458_firmware:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.2 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.