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CVE-2021-35449

7.8 · HIGH

The Lexmark Universal Print Driver version 2.15.1.0 and below, G2 driver 2.7.1.0 and below, G3 driver 3.2.0.0 and below, and G4 driver 4.2.1.0 and below are affected by a privilege escalation vulne…

Published Jul 19, 2021CWE-732EPSS 1.36%

Overview

CVE-2021-35449 is a high-severity vulnerability. It was published on July 19, 2021 and has a CVSS 3.1 base score of 7.8 (HIGH).

This vulnerability has a CVSS 3.1 base score of 7.8, rated HIGH. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.

Technical description

The Lexmark Universal Print Driver version 2.15.1.0 and below, G2 driver 2.7.1.0 and below, G3 driver 3.2.0.0 and below, and G4 driver 4.2.1.0 and below are affected by a privilege escalation vulnerability. A standard low priviliged user can use the driver to execute a DLL of their choosing during the add printer process, resulting in escalation of privileges to SYSTEM.

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

References

Refpacketstormsecurity.com/files/163811/Lexmark-Driver-Privilege-Escalation.htmlRefsupport.lexmark.com/alerts/Refraw.githubusercontent.com/jacob-baines/vuln_disclosure/main/vuln_2021_02.txtRefpacketstormsecurity.com/files/163811/Lexmark-Driver-Privilege-Escalation.htmlRefsupport.lexmark.com/alerts/Refraw.githubusercontent.com/jacob-baines/vuln_disclosure/main/vuln_2021_02.txt

How CyberStrike helps

Frequently asked questions

What is CVE-2021-35449?

CVE-2021-35449 is a high-severity vulnerability. It was published on July 19, 2021 and has a CVSS 3.1 base score of 7.8 (HIGH).

How severe is CVE-2021-35449?

This vulnerability has a CVSS 3.1 base score of 7.8, rated HIGH. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.

How do I fix or remediate CVE-2021-35449?

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2021-35449?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2021-35449 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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