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Vulnerability record · CVE-2019-9935 · published 28 August 2019

CVE-2019-9935: Lexmark cs31x firmware missing authentication for critical function vulnerability

Lexmark · Cs31x Firmware

Various Lexmark products have Incorrect Access Control (issue 2 of 2).

5.3 CVSS 3.0 Medium EPSS 0.83% · top 44.3% CWE-306 · Missing authentication for critical function
5.3CVSS 3.0 base score, v2 5.0
0.83%EPSS exploitation probability, 30 days
NoNot in CISA KEV
25Affected product versions listed by NVD
2References
17 Jun 2026Last modified by NVD

Description

Various Lexmark products have Incorrect Access Control (issue 2 of 2).

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Affected products

25 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://support.lexmark.com/index?page=content&id=TE924&locale=EN&userlocale=EN_US Vendor Advisory
http://support.lexmark.com/index?page=content&id=TE924&locale=EN&userlocale=EN_US Vendor Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

9.8CVE-2021-44734Lexmark b2236 firmware code injection vulnerabilityEmbedded web server input sanitization vulnerability in Lexmark devices through 2021-12-07, which can which can lead to remote code execution on the …EPSS 6.4%9.8CVE-2021-44738Lexmark b2236 firmware classic buffer overflow vulnerabilityBuffer overflow vulnerability has been identified in Lexmark devices through 2021-12-07 in postscript interpreter.EPSS 3.3%9.8CVE-2019-9930Lexmark cs31x firmware integer overflow vulnerabilityVarious Lexmark products have an Integer Overflow.EPSS 1.5%9.8CVE-2019-9932Lexmark cs31x firmware memory buffer overflow vulnerabilityVarious Lexmark products have a Buffer Overflow (issue 2 of 3).EPSS 1.5%9.8CVE-2019-9933Lexmark cs31x firmware memory buffer overflow vulnerabilityVarious Lexmark products have a Buffer Overflow (issue 3 of 3).EPSS 1.5%9.8CVE-2018-15519Lexmark cx310 firmware memory buffer overflow vulnerabilityVarious Lexmark devices have a Buffer Overflow (issue 1 of 2).EPSS 1.2%9.1CVE-2019-10058Lexmark cs31x firmware vulnerabilityVarious Lexmark products have Incorrect Access Control.EPSS 1.1%8.8CVE-2021-44737Lexmark b2236 firmware path traversal vulnerabilityPJL directory traversal vulnerability in Lexmark devices through 2021-12-07 that can be leveraged to overwrite internal configuration files.EPSS 1.4%

Source: NIST National Vulnerability Database (record CVE-2019-9935), CISA KEV, FIRST EPSS (scores of 2026-09-28). This page is refreshed as NVD updates the record.