Vulnerability-Lookup

CVE-2023-50738 (GCVE-0-2023-50738)

Vulnerability from cvelistv5 – Published: 2025-01-17 21:10 – Updated: 2025-01-17 22:02

Title

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

Summary

A new feature to prevent Firmware downgrades was recently added to some Lexmark products. A method to override this downgrade protection has been identified.

Severity

4.3 (Medium)


                        
                          CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L

SSVC

Exploitation: none Automatable: no Technical Impact: partial

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2025-01-17 22:02 UTC

CWE

CWE-354 - Improper Validation of Integrity Check Value
CWE-1328 - Security Version Number Mutable to Older Versions

Assigner

Lexmark CNA under the mitre root

CNA scorecard – unranked: 0 records in the last 180 days, 10 needed details

References

1 reference

URL	Tags
https://www.lexmark.com/en_us/solutions/security/…

Impacted products

1 product

Vendor	Product	Version	CPE status
Lexmark	Printer Firmware	Affected: 0 , ≤ 230.041 (custom) Affected: 230.075 , ≤ 230.086 (custom) Affected: 230.100 , ≤ 230.104 (custom) Affected: 230.200 , ≤ 230.209 (custom)	guessed

Show details on NVD website

JSON

To clipboard

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FKIE_CVE-2023-50738

Vulnerability from fkie_nvd - Published: 2025-01-17 21:15 - Updated: 2026-06-17 06:39

Severity

4.3 (Medium) - CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L

Summary

A new feature to prevent Firmware downgrades was recently added to some Lexmark products. A method to override this downgrade protection has been identified.

References

	URL	Tags
	7bc73191-a2b6-4c63-9918-753964601853	https://www.lexmark.com/en_us/solutions/security/lexmark-security-advisories.html

Impacted products

	Vendor	Product	Version

JSON

To clipboard

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  "affected": [
    {
      "affectedData": [
        {
          "defaultStatus": "unaffected",
          "product": "Printer Firmware",
          "vendor": "Lexmark",
          "versions": [
            {
              "lessThanOrEqual": "230.041",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            },
            {
              "lessThanOrEqual": "230.086",
              "status": "affected",
              "version": "230.075",
              "versionType": "custom"
            },
            {
              "lessThanOrEqual": "230.104",
              "status": "affected",
              "version": "230.100",
              "versionType": "custom"
            },
            {
              "lessThanOrEqual": "230.209",
              "status": "affected",
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            }
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        }
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    },
    {
      "lang": "es",
      "value": "Recientemente se agreg\u00f3 a algunos productos Lexmark una nueva funci\u00f3n para evitar la degradaci\u00f3n del firmware. Se ha identificado un m\u00e9todo para anular esta protecci\u00f3n contra la degradaci\u00f3n."
    }
  ],
  "id": "CVE-2023-50738",
  "lastModified": "2026-06-17T06:39:54.610",
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GHSA-56MC-FPWX-P947

Vulnerability from github – Published: 2025-01-17 21:31 – Updated: 2025-01-18 00:30

Details

A new feature to prevent Firmware downgrades was recently added to some Lexmark products. A method to override this downgrade protection has been identified.

Severity

4.3 (Medium)


                  
                    CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L

10.0 (Critical)


                  
                    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

Show details on source website

JSON

To clipboard

{
  "affected": [],
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    "CVE-2023-50738"
  ],
  "database_specific": {
    "cwe_ids": [
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    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2025-01-17T21:15:09Z",
    "severity": "CRITICAL"
  },
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  "id": "GHSA-56mc-fpwx-p947",
  "modified": "2025-01-18T00:30:48Z",
  "published": "2025-01-17T21:31:39Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2023-50738"
    },
    {
      "type": "WEB",
      "url": "https://www.lexmark.com/en_us/solutions/security/lexmark-security-advisories.html"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
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      "score": "CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L",
      "type": "CVSS_V3"
    },
    {
      "score": "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": "CVSS_V4"
    }
  ]
}

GSD-2023-50738

Vulnerability from gsd - Updated: 2023-12-13 01:20

Details

** RESERVED ** This candidate has been reserved by an organization or individual that will use it when announcing a new security problem. When the candidate has been publicized, the details for this candidate will be provided.

Aliases

CVE-2023-50738

Aliases

CVE-2023-50738

JSON

To clipboard

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    "alias": "CVE-2023-50738",
    "id": "GSD-2023-50738"
  },
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}

WID-SEC-W-2024-0783

Vulnerability from csaf_certbund - Published: 2024-04-03 22:00 - Updated: 2024-04-03 22:00

Summary

Lexmark Multifunction Printer: Mehrere Schwachstellen ermöglichen Codeausführung

Severity

Hoch

Scope

3 vulnerabilities in this advisory, including CVE-2023-50738.

CVE-2023-50738

Es besteht eine Schwachstelle in Lexmark Multifunktionsdruckern. Dieser Fehler besteht aufgrund einer unsachgemäßen Verteidigung der Funktion zur Verhinderung eines Firmware-Downgrades. Ein privilegierter Angreifer im angrenzenden Netzbereich kann diese Schwachstelle zur Ausführung von beliebigem Code ausnutzen.

Known affected: 1 product

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Sightings

Author	Source	Type	Date	Other

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Vulnerability timeline

Sightings and recorded dates, grouped by day · UTC

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The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.

Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.

Action not permitted

CVE-2023-50738 (GCVE-0-2023-50738)

FKIE_CVE-2023-50738

GHSA-56MC-FPWX-P947

GSD-2023-50738

WID-SEC-W-2024-0783

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Nomenclature

Vulnerability timeline

Related by attack behaviour