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CVE-2022-41877

4.6 · MEDIUM

FreeRDP is a free remote desktop protocol library and clients.

Published Nov 16, 2022CWE-119EPSS 0.79%

Overview

CVE-2022-41877 is a medium-severity vulnerability. It was published on November 16, 2022 and has a CVSS 3.1 base score of 4.6 (MEDIUM).

This vulnerability has a CVSS 3.1 base score of 4.6, rated MEDIUM. It can be exploited remotely over the network. Some level of privileges is required for exploitation.

Technical description

FreeRDP is a free remote desktop protocol library and clients. Affected versions of FreeRDP are missing input length validation in `drive` channel. A malicious server can trick a FreeRDP based client to read out of bound data and send it back to the server. This issue has been addressed in version 2.9.0 and all users are advised to upgrade. Users unable to upgrade should not use the drive redirection channel - command line options `/drive`, `+drives` or `+home-drive`.

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

GitHubgithub.com/FreeRDP/FreeRDP/commit/6655841cf2a00b764f855040aecb8803cfc5eabaGitHubgithub.com/FreeRDP/FreeRDP/security/advisories/GHSA-pmv3-wpw4-pw5hReflists.debian.org/debian-lts-announce/2023/11/msg00010.htmlReflists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UDOTAOJBCZKREZJPT6VZ25GESI5T6RBG/Reflists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YGQN3OWQNHSMWKOF4D35PF5ASKNLC74B/Refsecurity.gentoo.org/glsa/202401-16GitHubgithub.com/FreeRDP/FreeRDP/commit/6655841cf2a00b764f855040aecb8803cfc5eabaGitHubgithub.com/FreeRDP/FreeRDP/security/advisories/GHSA-pmv3-wpw4-pw5hReflists.debian.org/debian-lts-announce/2023/11/msg00010.htmlReflists.debian.org/debian-lts-announce/2025/02/msg00016.html

How CyberStrike helps

Frequently asked questions

What is CVE-2022-41877?

CVE-2022-41877 is a medium-severity vulnerability. It was published on November 16, 2022 and has a CVSS 3.1 base score of 4.6 (MEDIUM).

How severe is CVE-2022-41877?

This vulnerability has a CVSS 3.1 base score of 4.6, rated MEDIUM. It can be exploited remotely over the network. Some level of privileges is required for exploitation.

How do I fix or remediate CVE-2022-41877?

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-2022-41877?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2022-41877 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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