CVE-2021-44734
Embedded web server input sanitization vulnerability in Lexmark devices through 2021-12-07, which...
9.8 Critical
Embedded web server input sanitization vulnerability in Lexmark devices through 2021-12-07, which can which can lead to remote code execution on the device.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
6.21%Up 5.2 points since Jan 21, 2022
What each source reports
NVD Score used
Embedded web server input sanitization vulnerability in Lexmark devices through 2021-12-07, which can which can lead to remote code execution on the device.
- Record
CVE-2021-44734- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - CVSS 2.0
- 10.0 High
AV:N/AC:L/Au:N/C:C/I:C/A:C - Weakness
- CWE-94
- Updated
- 2026-11-02
CVE List No score
Embedded web server input sanitization vulnerability in Lexmark devices through 2021-12-07, which can which can lead to remote code execution on the device.
- Record
CVE-2021-44734- Updated
- 2026-11-02
EUVDEUVD-2021-31549 No score
Embedded web server input sanitization vulnerability in Lexmark devices through 2021-12-07, which can which can lead to remote code execution on the device.
- Record
EUVD-2021-31549- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-j6rg-mpmv-h73q
Embedded web server input sanitization vulnerability in Lexmark devices through 2021-12-07, which...
Embedded web server input sanitization vulnerability in Lexmark devices through 2021-12-07, which can which can lead to remote code execution on the device.
- Record
GHSA-j6rg-mpmv-h73q- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-20
- Updated
- 2026-11-02
Affected products
- lexmark 6500e firmware
- lexmark b2236 firmware
- lexmark b2338 firmware
- lexmark b2442 firmware
- lexmark b2546 firmware
- lexmark b2650 firmware
- lexmark b2865 firmware
- lexmark b3340 firmware
- lexmark b3442 firmware
- lexmark c2132 firmware
- lexmark c2240 firmware
- lexmark c2325 firmware
Show 222 moreShow less
- lexmark c2326 firmware
- lexmark c2425 firmware
- lexmark c2535 firmware
- lexmark c3224 firmware
- lexmark c3326 firmware
- lexmark c3426 firmware
- lexmark c4150 firmware
- lexmark c6160 firmware
- lexmark c734 firmware
- lexmark c736 firmware
- lexmark c746 firmware
- lexmark c748 firmware
- lexmark c792 firmware
- lexmark c9235 firmware
- lexmark c925 firmware
- lexmark c950 firmware
- lexmark cs310 firmware
- lexmark cs317 firmware
- lexmark cs331 firmware
- lexmark cs410 firmware
- lexmark cs417 firmware
- lexmark cs421 firmware
- lexmark cs431 firmware
- lexmark cs439 firmware
- lexmark cs510 firmware
- lexmark cs517 firmware
- lexmark cs521 firmware
- lexmark cs622 firmware
- lexmark cs720 firmware
- lexmark cs725 firmware
- lexmark cs727 firmware
- lexmark cs728 firmware
- lexmark cs748 firmware
- lexmark cs796 firmware
- lexmark cs820 firmware
- lexmark cs827 firmware
- lexmark cs921 firmware
- lexmark cs923 firmware
- lexmark cs927 firmware
- lexmark cx310 firmware
- lexmark cx317 firmware
- lexmark cx331 firmware
- lexmark cx410 firmware
- lexmark cx417 firmware
- lexmark cx421 firmware
- lexmark cx431 firmware
- lexmark cx510 firmware
- lexmark cx517 firmware
- lexmark cx522 firmware
- lexmark cx622 firmware
- lexmark cx625 firmware
- lexmark cx725 firmware
- lexmark cx727 firmware
- lexmark cx820 firmware
- lexmark cx825 firmware
- lexmark cx860 firmware
- lexmark cx920 firmware
- lexmark cx921 firmware
- lexmark cx922 firmware
- lexmark cx923 firmware
- lexmark cx924 firmware
- lexmark e46x firmware
- lexmark m1140\+ firmware
- lexmark m1140 firmware
- lexmark m1145 firmware
- lexmark m1242 firmware
- lexmark m1246 firmware
- lexmark m1342 firmware
- lexmark m3150de firmware
- lexmark m3150dn firmware
- lexmark m3250 firmware
- lexmark m5155 firmware
- lexmark m5163de firmware
- lexmark m5163dn firmware
- lexmark m5170 firmware
- lexmark m5255 firmware
- lexmark m5270 firmware
- lexmark mb2236 firmware
- lexmark mb2338 firmware
- lexmark mb2442 firmware
- lexmark mb2546 firmware
- lexmark mb2650 firmware
- lexmark mb2770 firmware
- lexmark mb3442 firmware
- lexmark mc2325 firmware
- lexmark mc2425 firmware
- lexmark mc2535 firmware
- lexmark mc2640 firmware
- lexmark mc3224 firmware
- lexmark mc3326 firmware
- lexmark mc3426 firmware
- lexmark ms310 firmware
- lexmark ms312 firmware
- lexmark ms315 firmware
- lexmark ms317 firmware
- lexmark ms321 firmware
- lexmark ms331 firmware
- lexmark ms410 firmware
- lexmark ms415 firmware
- lexmark ms417 firmware
- lexmark ms421 firmware
- lexmark ms431 firmware
- lexmark ms510 firmware
- lexmark ms517 firmware
- lexmark ms521 firmware
- lexmark ms610de firmware
- lexmark ms610dn firmware
- lexmark ms617 firmware
- lexmark ms621 firmware
- lexmark ms622 firmware
- lexmark ms710 firmware
- lexmark ms711 firmware
- lexmark ms725 firmware
- lexmark ms810de firmware
- lexmark ms810dn firmware
- lexmark ms811 firmware
- lexmark ms812de firmware
- lexmark ms812dn firmware
- lexmark ms817 firmware
- lexmark ms818 firmware
- lexmark ms821 firmware
- lexmark ms822 firmware
- lexmark ms823 firmware
- lexmark ms825 firmware
- lexmark ms826 firmware
- lexmark ms911 firmware
- lexmark mx310 firmware
- lexmark mx317 firmware
- lexmark mx321 firmware
- lexmark mx331 firmware
- lexmark mx410 firmware
- lexmark mx417 firmware
- lexmark mx421 firmware
- lexmark mx431 firmware
- lexmark mx510 firmware
- lexmark mx511 firmware
- lexmark mx517 firmware
- lexmark mx521 firmware
- lexmark mx522 firmware
- lexmark mx610 firmware
- lexmark mx611 firmware
- lexmark mx617 firmware
- lexmark mx622 firmware
- lexmark mx6500e firmware
- lexmark mx710 firmware
- lexmark mx711 firmware
- lexmark mx717 firmware
- lexmark mx718 firmware
- lexmark mx721 firmware
- lexmark mx722 firmware
- lexmark mx810 firmware
- lexmark mx811 firmware
- lexmark mx812 firmware
- lexmark mx822 firmware
- lexmark mx826 firmware
- lexmark mx910 firmware
- lexmark mx911 firmware
- lexmark mx912 firmware
- lexmark t65x firmware
- lexmark w850 firmware
- lexmark x46x firmware
- lexmark x548 firmware
- lexmark x65x firmware
- lexmark x73x firmware
- lexmark x746 firmware
- lexmark x748 firmware
- lexmark x792 firmware
- lexmark x86x firmware
- lexmark x925 firmware
- lexmark x950 firmware
- lexmark x952 firmware
- lexmark x954 firmware
- lexmark xc2130 firmware
- lexmark xc2132 firmware
- lexmark xc2235 firmware
- lexmark xc2326 firmware
- lexmark xc4140 firmware
- lexmark xc4143 firmware
- lexmark xc4150 firmware
- lexmark xc4153 firmware
- lexmark xc4240 firmware
- lexmark xc6152 firmware
- lexmark xc6153 firmware
- lexmark xc8155 firmware
- lexmark xc8160 firmware
- lexmark xc8163 firmware
- lexmark xc9225 firmware
- lexmark xc9235 firmware
- lexmark xc9245 firmware
- lexmark xc9255 firmware
- lexmark xc9265 firmware
- lexmark xm1135 firmware
- lexmark xm1140 firmware
- lexmark xm1145 firmware
- lexmark xm1242 firmware
- lexmark xm1246 firmware
- lexmark xm1342 firmware
- lexmark xm3150 firmware
- lexmark xm3250 firmware
- lexmark xm5163 firmware
- lexmark xm5170 firmware
- lexmark xm5263 firmware
- lexmark xm5270 firmware
- lexmark xm5365 firmware
- lexmark xm7155 firmware
- lexmark xm7163 firmware
- lexmark xm7170 firmware
- lexmark xm7263 firmware
- lexmark xm7270 firmware
- lexmark xm7355 firmware
- lexmark xm7370 firmware
- lexmark xm9145 firmware
- lexmark xm9155 firmware
- lexmark xm9165 firmware
- lexmark xs548 firmware
- lexmark xs748 firmware
- lexmark xs795 firmware
- lexmark xs796 firmware
- lexmark xs798 firmware
- lexmark xs925 firmware
- lexmark xs950 firmware
- lexmark xs955 firmware
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-44734 is a critical vulnerability (CVSS 9.8) in Lexmark 6500e Firmware, published January 20, 2022. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 6.21%, the 93rd percentile. No source names a fixed version.