Is CVE-2021-44735 in the CISA KEV catalog?

No. CVE-2021-44735 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2021-44735?

CVE-2021-44735 has a CVSS v3 base score of 9.8 (CRITICAL).

What is the EPSS score for CVE-2021-44735?

CVE-2021-44735 has an EPSS score of 7.70% (94th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2021-44735?

Upgrade b2236 firmware to mslsg.076.294 or later. Fixes are available for 118 affected products.

CVE & CISA-KEV Catalog

CVE-2021-44735

CRITICALEPSS 94th pctl

9.8

CVSS v3

NVD

Description

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

CWE-77Command Injection

How to fix

Remediation Available

b2236 firmwareNVD

Affected:< mslsg.076.294Fixed in:mslsg.076.294CVE-2021-44735derived from NVD

b2338 firmwareNVD

Affected:< msngm.076.294Fixed in:msngm.076.294CVE-2021-44735derived from NVD

b2442 firmwareNVD

Affected:< msngm.076.294Fixed in:msngm.076.294CVE-2021-44735derived from NVD

b2546 firmwareNVD

Affected:< msngm.076.294Fixed in:msngm.076.294CVE-2021-44735derived from NVD

b2650 firmwareNVD

Affected:< msngm.076.294Fixed in:msngm.076.294CVE-2021-44735derived from NVD

b2865 firmwareNVD

Affected:< msngw.076.294Fixed in:msngw.076.294CVE-2021-44735derived from NVD

b3340 firmwareNVD

Affected:< mslbd.076.294Fixed in:mslbd.076.294CVE-2021-44735derived from NVD

b3442 firmwareNVD

Affected:< mslbd.076.294Fixed in:mslbd.076.294CVE-2021-44735derived from NVD

c2240 firmwareNVD

Affected:< cstzj.076.294Fixed in:cstzj.076.294CVE-2021-44735derived from NVD

c2325 firmwareNVD

Affected:< csnzj.076.294Fixed in:csnzj.076.294CVE-2021-44735derived from NVD

c2326 firmwareNVD

Affected:< cslbn.076.294Fixed in:cslbn.076.294CVE-2021-44735derived from NVD

c2425 firmwareNVD

Affected:< csnzj.076.294Fixed in:csnzj.076.294CVE-2021-44735derived from NVD

c2535 firmwareNVD

Affected:< csnzj.076.294Fixed in:csnzj.076.294CVE-2021-44735derived from NVD

c3224 firmwareNVD

Affected:< cslbl.076.294Fixed in:cslbl.076.294CVE-2021-44735derived from NVD

c3326 firmwareNVD

Affected:< cslbl.076.294Fixed in:cslbl.076.294CVE-2021-44735derived from NVD

c3426 firmwareNVD

Affected:< cslbn.076.294Fixed in:cslbn.076.294CVE-2021-44735derived from NVD

c4150 firmwareNVD

Affected:< cstat.076.294Fixed in:cstat.076.294CVE-2021-44735derived from NVD

c6160 firmwareNVD

Affected:< cstpp.076.294Fixed in:cstpp.076.294CVE-2021-44735derived from NVD

c9235 firmwareNVD

Affected:< cstmh.076.294Fixed in:cstmh.076.294CVE-2021-44735derived from NVD

cs331 firmwareNVD

Affected:< cslbl.076.294Fixed in:cslbl.076.294CVE-2021-44735derived from NVD

cs421 firmwareNVD

Affected:< csnzj.076.294Fixed in:csnzj.076.294CVE-2021-44735derived from NVD

cs431 firmwareNVD

Affected:< cslbn.076.294Fixed in:cslbn.076.294CVE-2021-44735derived from NVD

cs439 firmwareNVD

Affected:< cslbn.076.294Fixed in:cslbn.076.294CVE-2021-44735derived from NVD

cs521 firmwareNVD

Affected:< csnzj.076.294Fixed in:csnzj.076.294CVE-2021-44735derived from NVD

cs622 firmwareNVD

Affected:< cstzj.076.294Fixed in:cstzj.076.294CVE-2021-44735derived from NVD

cs720 firmwareNVD

Affected:< cstat.076.294Fixed in:cstat.076.294CVE-2021-44735derived from NVD

cs725 firmwareNVD

Affected:< cstat.076.294Fixed in:cstat.076.294CVE-2021-44735derived from NVD

cs727 firmwareNVD

Affected:< cstat.076.294Fixed in:cstat.076.294CVE-2021-44735derived from NVD

cs728 firmwareNVD

Affected:< cstat.076.294Fixed in:cstat.076.294CVE-2021-44735derived from NVD

cs820 firmwareNVD

Affected:< cstpp.076.294Fixed in:cstpp.076.294CVE-2021-44735derived from NVD

cs827 firmwareNVD

Affected:< cstpp.076.294Fixed in:cstpp.076.294CVE-2021-44735derived from NVD

cs921 firmwareNVD

Affected:< cstmh.076.294Fixed in:cstmh.076.294CVE-2021-44735derived from NVD

cs923 firmwareNVD

Affected:< cstmh.076.294Fixed in:cstmh.076.294CVE-2021-44735derived from NVD

cs927 firmwareNVD

Affected:< cstmh.076.294Fixed in:cstmh.076.294CVE-2021-44735derived from NVD

cx331 firmwareNVD

Affected:< cxlbl.076.294Fixed in:cxlbl.076.294CVE-2021-44735derived from NVD

cx421 firmwareNVD

Affected:< cxnzj.076.294Fixed in:cxnzj.076.294CVE-2021-44735derived from NVD

cx431 firmwareNVD

Affected:< cxlbn.076.294Fixed in:cxlbn.076.294CVE-2021-44735derived from NVD

cx522 firmwareNVD

Affected:< cxtzj.076.294Fixed in:cxtzj.076.294CVE-2021-44735derived from NVD

cx622 firmwareNVD

Affected:< cxtzj.076.294Fixed in:cxtzj.076.294CVE-2021-44735derived from NVD

cx625 firmwareNVD

Affected:< cxtzj.076.294Fixed in:cxtzj.076.294CVE-2021-44735derived from NVD

cx725 firmwareNVD

Affected:< cxtat.076.294Fixed in:cxtat.076.294CVE-2021-44735derived from NVD

cx727 firmwareNVD

Affected:< cxtat.076.294Fixed in:cxtat.076.294CVE-2021-44735derived from NVD

cx820 firmwareNVD

Affected:< cxtpp.076.294Fixed in:cxtpp.076.294CVE-2021-44735derived from NVD

cx825 firmwareNVD

Affected:< cxtpp.076.294Fixed in:cxtpp.076.294CVE-2021-44735derived from NVD

cx860 firmwareNVD

Affected:< cxtpp.076.294Fixed in:cxtpp.076.294CVE-2021-44735derived from NVD

cx920 firmwareNVD

Affected:< cxtmh.076.294Fixed in:cxtmh.076.294CVE-2021-44735derived from NVD

cx921 firmwareNVD

Affected:< cxtmh.076.294Fixed in:cxtmh.076.294CVE-2021-44735derived from NVD

cx922 firmwareNVD

Affected:< cxtmh.076.294Fixed in:cxtmh.076.294CVE-2021-44735derived from NVD

cx923 firmwareNVD

Affected:< cxtmh.076.294Fixed in:cxtmh.076.294CVE-2021-44735derived from NVD

cx924 firmwareNVD

Affected:< cxtmh.076.294Fixed in:cxtmh.076.294CVE-2021-44735derived from NVD

m1242 firmwareNVD

Affected:< msngm.076.294Fixed in:msngm.076.294CVE-2021-44735derived from NVD

m1246 firmwareNVD

Affected:< msngm.076.294Fixed in:msngm.076.294CVE-2021-44735derived from NVD

m1342 firmwareNVD

Affected:< mslbd.076.294Fixed in:mslbd.076.294CVE-2021-44735derived from NVD

m3250 firmwareNVD

Affected:< mstgm.076.294Fixed in:mstgm.076.294CVE-2021-44735derived from NVD

m5255 firmwareNVD

Affected:< mstgw.076.294Fixed in:mstgw.076.294CVE-2021-44735derived from NVD

m5270 firmwareNVD

Affected:< mstgw.076.294Fixed in:mstgw.076.294CVE-2021-44735derived from NVD

mb2236 firmwareNVD

Affected:< mxlsg.076.294Fixed in:mxlsg.076.294CVE-2021-44735derived from NVD

mb2338 firmwareNVD

Affected:< mxngm.076.294Fixed in:mxngm.076.294CVE-2021-44735derived from NVD

mb2442 firmwareNVD

Affected:< mxtgm.076.294Fixed in:mxtgm.076.294CVE-2021-44735derived from NVD

mb2546 firmwareNVD

Affected:< mxtgm.076.294Fixed in:mxtgm.076.294CVE-2021-44735derived from NVD

mb2650 firmwareNVD

Affected:< mxtgm.076.294Fixed in:mxtgm.076.294CVE-2021-44735derived from NVD

mb2770 firmwareNVD

Affected:< mxtgw.076.294Fixed in:mxtgw.076.294CVE-2021-44735derived from NVD

mb3442 firmwareNVD

Affected:< mxlbd.076.294Fixed in:mxlbd.076.294CVE-2021-44735derived from NVD

mc2325 firmwareNVD

Affected:< cxnzj.076.294Fixed in:cxnzj.076.294CVE-2021-44735derived from NVD

mc2425 firmwareNVD

Affected:< cxnzj.076.294Fixed in:cxnzj.076.294CVE-2021-44735derived from NVD

mc2535 firmwareNVD

Affected:< cxtzj.076.294Fixed in:cxtzj.076.294CVE-2021-44735derived from NVD

mc2640 firmwareNVD

Affected:< cxtzj.076.294Fixed in:cxtzj.076.294CVE-2021-44735derived from NVD

mc3224 firmwareNVD

Affected:< cxlbl.076.294Fixed in:cxlbl.076.294CVE-2021-44735derived from NVD

mc3326 firmwareNVD

Affected:< cxlbl.076.294Fixed in:cxlbl.076.294CVE-2021-44735derived from NVD

mc3426 firmwareNVD

Affected:< cxlbn.076.294Fixed in:cxlbn.076.294CVE-2021-44735derived from NVD

ms321 firmwareNVD

Affected:< msngm.076.294Fixed in:msngm.076.294CVE-2021-44735derived from NVD

ms331 firmwareNVD

Affected:< mslbd.076.294Fixed in:mslbd.076.294CVE-2021-44735derived from NVD

ms421 firmwareNVD

Affected:< msngm.076.294Fixed in:msngm.076.294CVE-2021-44735derived from NVD

ms431 firmwareNVD

Affected:< mslbd.076.294Fixed in:mslbd.076.294CVE-2021-44735derived from NVD

ms521 firmwareNVD

Affected:< msngm.076.294Fixed in:msngm.076.294CVE-2021-44735derived from NVD

ms621 firmwareNVD

Affected:< msngm.076.294Fixed in:msngm.076.294CVE-2021-44735derived from NVD

ms622 firmwareNVD

Affected:< mstgm.076.294Fixed in:mstgm.076.294CVE-2021-44735derived from NVD

ms725 firmwareNVD

Affected:< msngw.076.294Fixed in:msngw.076.294CVE-2021-44735derived from NVD

ms821 firmwareNVD

Affected:< msngw.076.294Fixed in:msngw.076.294CVE-2021-44735derived from NVD

ms822 firmwareNVD

Affected:< mstgw.076.294Fixed in:mstgw.076.294CVE-2021-44735derived from NVD

ms823 firmwareNVD

Affected:< msngw.076.294Fixed in:msngw.076.294CVE-2021-44735derived from NVD

ms825 firmwareNVD

Affected:< msngw.076.294Fixed in:msngw.076.294CVE-2021-44735derived from NVD

ms826 firmwareNVD

Affected:< mstgw.076.294Fixed in:mstgw.076.294CVE-2021-44735derived from NVD

mx321 firmwareNVD

Affected:< mxngm.076.294Fixed in:mxngm.076.294CVE-2021-44735derived from NVD

mx331 firmwareNVD

Affected:< mxlbd.076.294Fixed in:mxlbd.076.294CVE-2021-44735derived from NVD

mx421 firmwareNVD

Affected:< mxtgm.076.294Fixed in:mxtgm.076.294CVE-2021-44735derived from NVD

mx431 firmwareNVD

Affected:< mxlbd.076.294Fixed in:mxlbd.076.294CVE-2021-44735derived from NVD

mx521 firmwareNVD

Affected:< mxtgm.076.294Fixed in:mxtgm.076.294CVE-2021-44735derived from NVD

mx522 firmwareNVD

Affected:< mxtgm.076.294Fixed in:mxtgm.076.294CVE-2021-44735derived from NVD

mx622 firmwareNVD

Affected:< mxtgm.076.294Fixed in:mxtgm.076.294CVE-2021-44735derived from NVD

mx721 firmwareNVD

Affected:< mxtgw.076.294Fixed in:mxtgw.076.294CVE-2021-44735derived from NVD

mx722 firmwareNVD

Affected:< mxtgw.076.294Fixed in:mxtgw.076.294CVE-2021-44735derived from NVD

mx822 firmwareNVD

Affected:< mxtgw.076.294Fixed in:mxtgw.076.294CVE-2021-44735derived from NVD

mx826 firmwareNVD

Affected:< mxtgw.076.294Fixed in:mxtgw.076.294CVE-2021-44735derived from NVD

xc2235 firmwareNVD

Affected:< cxtzj.076.294Fixed in:cxtzj.076.294CVE-2021-44735derived from NVD

xc2326 firmwareNVD

Affected:< cxlbn.076.294Fixed in:cxlbn.076.294CVE-2021-44735derived from NVD

xc4140 firmwareNVD

Affected:< cxtat.076.294Fixed in:cxtat.076.294CVE-2021-44735derived from NVD

xc4143 firmwareNVD

Affected:< cxtat.076.294Fixed in:cxtat.076.294CVE-2021-44735derived from NVD

xc4150 firmwareNVD

Affected:< cxtat.076.294Fixed in:cxtat.076.294CVE-2021-44735derived from NVD

xc4153 firmwareNVD

Affected:< cxtat.076.294Fixed in:cxtat.076.294CVE-2021-44735derived from NVD

xc4240 firmwareNVD

Affected:< cxtzj.076.294Fixed in:cxtzj.076.294CVE-2021-44735derived from NVD

xc6152 firmwareNVD

Affected:< cxtpp.076.294Fixed in:cxtpp.076.294CVE-2021-44735derived from NVD

xc6153 firmwareNVD

Affected:< cxtpp.076.294Fixed in:cxtpp.076.294CVE-2021-44735derived from NVD

xc8155 firmwareNVD

Affected:< cxtpp.076.294Fixed in:cxtpp.076.294CVE-2021-44735derived from NVD

xc8160 firmwareNVD

Affected:< cxtpp.076.294Fixed in:cxtpp.076.294CVE-2021-44735derived from NVD

xc8163 firmwareNVD

Affected:< cxtpp.076.294Fixed in:cxtpp.076.294CVE-2021-44735derived from NVD

xc9225 firmwareNVD

Affected:< cxtmh.076.294Fixed in:cxtmh.076.294CVE-2021-44735derived from NVD

xc9235 firmwareNVD

Affected:< cxtmh.076.294Fixed in:cxtmh.076.294CVE-2021-44735derived from NVD

xc9245 firmwareNVD

Affected:< cxtmh.076.294Fixed in:cxtmh.076.294CVE-2021-44735derived from NVD

xc9255 firmwareNVD

Affected:< cxtmh.076.294Fixed in:cxtmh.076.294CVE-2021-44735derived from NVD

xc9265 firmwareNVD

Affected:< cxtmh.076.294Fixed in:cxtmh.076.294CVE-2021-44735derived from NVD

xm1242 firmwareNVD

Affected:< mxtgm.076.294Fixed in:mxtgm.076.294CVE-2021-44735derived from NVD

xm1246 firmwareNVD

Affected:< mxtgm.076.294Fixed in:mxtgm.076.294CVE-2021-44735derived from NVD

xm1342 firmwareNVD

Affected:< mslbd.076.294Fixed in:mslbd.076.294CVE-2021-44735derived from NVD

xm3250 firmwareNVD

Affected:< mxtgm.076.294Fixed in:mxtgm.076.294CVE-2021-44735derived from NVD

xm5365 firmwareNVD

Affected:< mxtgw.076.294Fixed in:mxtgw.076.294CVE-2021-44735derived from NVD

xm7355 firmwareNVD

Affected:< mxtgw.076.294Fixed in:mxtgw.076.294CVE-2021-44735derived from NVD

xm7370 firmwareNVD

Affected:< mxtgw.076.294Fixed in:mxtgw.076.294CVE-2021-44735derived from NVD

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Exploit Intelligence

7.70%probability of exploitation in 30 days

94thpercentile

High risk: more likely to be exploited than 94% of all known CVEs.

References

Vendor Advisory1

support.lexmark.com

Third-Party Advisory3

Related Vulnerabilities

Other CWE-77 (Command Injection) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2024-3400	Critical	10.0	100%	KEV + Ransom	-
CVE-2024-21887	Critical	9.1	100%	KEV + Ransom	-
CVE-2023-1671	Critical	9.8	100%	KEV	Fix
CVE-2023-1389	High	8.8	100%	KEV	Fix
CVE-2021-1498	Critical	9.8	100%	KEV	Fix
CVE-2012-1823	Critical	9.8	100%	KEV	Fix

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HTML

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.