Cyber Resilience

CVE-2021-44735

CriticalRCE

Published: 20 January 2022

Published
20 January 2022
Modified
21 November 2024
KEV Added
—
Patch
—
CVSS Score v3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS Score 0.1323 94.3th percentile
Risk Priority 28 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2021-44735 is a critical-severity Command Injection (CWE-77) vulnerability in Lexmark Mc3426 Firmware. Its CVSS base score is 9.8 (Critical).

Operationally, ranked in the top 5.7% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

Embedded web server command injection vulnerability in Lexmark devices through 2021-12-07.

CWE(s)
CWE-77

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

lexmark
b2236 firmware
≤ mslsg.076.294
lexmark
mb2236 firmware
≤ mxlsg.076.294
lexmark
ms431 firmware
≤ mslbd.076.294
lexmark
ms331 firmware
≤ mslbd.076.294
lexmark
m1342 firmware
≤ mslbd.076.294
lexmark
b3442 firmware
≤ mslbd.076.294
lexmark
b3340 firmware
≤ mslbd.076.294
lexmark
xm1342 firmware
≤ mslbd.076.294
lexmark
mx331 firmware
≤ mxlbd.076.294
lexmark
mx431 firmware
≤ mxlbd.076.294
+108 more product configuration(s) — see NVD for full list

Mitigating Controls

No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.

References