Medium severity · published Jan 17, 2025
CVE-2023-50738
A firmware downgrade prevention vulnerability has been identified in newer Lexmark devices.
4.3
CVSS
0.3%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L
Attack vector
Adjacent
Complexity
Low
Privileges
High
User interaction
None
Confidentiality
Low
Integrity
Low
Availability
Low
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 19% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
PF
Printer Firmware · Lexmark
through 230.041; 230.075 through 230.086; 230.100 through 230.104; 230.200 through 230.209 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2023-50738
CVE.org
https://www.cve.org/CVERecord?id=CVE-2023-50738
www.lexmark.com
https://www.lexmark.com/en_us/solutions/security/lexmark-security-advisories.html
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