CVE-2021-44737

PJL directory traversal vulnerability in Lexmark devices through 2021-12-07 that can be leveraged...

8.8 High

PJL directory traversal vulnerability in Lexmark devices through 2021-12-07 that can be leveraged to overwrite internal configuration files.

Attack profile

How easy it is to exploit

Attack vector: Adjacent network
Complexity: Low
Privileges needed: None
User interaction: None

What an attacker can affect

Confidentiality: High
Integrity: High
Availability: High

Exploit likelihood

1.44%Up 1.0 points since Jan 21, 2022

What each source reports

NVD Score used 8.8

PJL directory traversal vulnerability in Lexmark devices through 2021-12-07 that can be leveraged to overwrite internal configuration files.

Record: CVE-2021-44737
CVSS 3.1: 8.8 HighCVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS 2.0: 8.3 HighAV:A/AC:L/Au:N/C:C/I:C/A:C
Weakness: CWE-22
Updated: 2026-11-02

CVE List No score

PJL directory traversal vulnerability in Lexmark devices through 2021-12-07 that can be leveraged to overwrite internal configuration files.

Record: CVE-2021-44737
Updated: 2026-11-02

EUVDEUVD-2021-31552 No score

PJL directory traversal vulnerability in Lexmark devices through 2021-12-07 that can be leveraged to overwrite internal configuration files.

Record: EUVD-2021-31552
Updated: 2026-11-03

GitHub AdvisoriesGHSA-9qpx-hw6q-qw9h 8.8

PJL directory traversal vulnerability in Lexmark devices through 2021-12-07 that can be leveraged...

PJL directory traversal vulnerability in Lexmark devices through 2021-12-07 that can be leveraged to overwrite internal configuration files.

Record: GHSA-9qpx-hw6q-qw9h
CVSS 3.1: 8.8 HighCVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness: CWE-22
Updated: 2026-11-02

Affected products

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History

History
Recorded	Changed	Sources
Nov 3, 2026	aliases	EUVD
Nov 2, 2026	first indexed	CVE List, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2021-44737 is a high vulnerability (CVSS 8.8) 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 1.44%, the 73rd percentile. No source names a fixed version.

Attack profile

How easy it is to exploit

What an attacker can affect

Exploit likelihood

What each source reports

Affected products

History

In short

References