How severe is CVE-2023-50738?

CVE-2023-50738 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over an adjacent network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.

Is CVE-2023-50738 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (18th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2023-50738?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2023-50738 have an EU (EUVD) identifier?

Yes. CVE-2023-50738 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-55494.

When was CVE-2023-50738 published?

CVE-2023-50738 was published on 2025-01-17 and last updated on 2026-06-17.

CVE-2023-50738

CVE-2023-50738 is a medium-severity vulnerability with a CVSS 3.x base score of 4.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-354.

Key facts

Severity: Medium (CVSS 3.x base score 4.3)
EPSS exploit prediction: 0% (18th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2023-55494
Weakness: CWE-354
Published: 2025-01-17
Last modified: 2026-06-17

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.

Frequently asked questions

What is CVE-2023-50738?: A new feature to prevent Firmware downgrades was recently added to some Lexmark products. A method to override this downgrade protection has been identified.
How severe is CVE-2023-50738?: CVE-2023-50738 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over an adjacent network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.
Is CVE-2023-50738 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (18th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2023-50738?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2023-50738 have an EU (EUVD) identifier?: Yes. CVE-2023-50738 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-55494.
When was CVE-2023-50738 published?: CVE-2023-50738 was published on 2025-01-17 and last updated on 2026-06-17.

References

https://www.lexmark.com/en_us/solutions/security/lexmark-security-advisories.html

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