CVE-2023-50738

A firmware downgrade prevention vulnerability has been identified in newer Lexmark devices.

Published Jan 17, 2025 CVSS 3.1 · 4.3 Medium EPSS < 1% KEV · Not listed
Description
A new feature to prevent Firmware downgrades was recently added to some Lexmark products. A method to
override this downgrade protection has been identified.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2023-55494 A new feature to prevent Firmware downgrades was recently added to some Lexmark products. A method to override this downgrade protection has been identified.
History
Type Values Removed Values Added
Metrics cvssV4_0

{'score': 10.0, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X'}

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Metrics cvssV4_0

{'score': 10, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H'}

cvssV3_1

{'score': 4.3, 'vector': 'CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L'}

cvssV4_0

{'score': 10.0, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X'}

Type Values Removed Values Added
Description A new feature to prevent Firmware downgrades was recently added to some Lexmark products. A method to override this downgrade protection has been identified.
Title A firmware downgrade prevention vulnerability has been identified in newer Lexmark devices.
Weaknesses CWE-1328
CWE-354
References
Metrics cvssV4_0

{'score': 10, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
Lexmark
Published
Updated
Jan 17, 2025, 10:02 PM
Reserved
Dec 11, 2023, 8:00 PM
Status
Deferred
Published
Jan 17, 2025, 9:15 PM
Modified
Jun 17, 2026, 6:39 AM