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CVE-2022-39317

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Date: November 15, 2022

FreeRDP is a free remote desktop protocol library and clients. Affected versions of FreeRDP are missing a range check for input offset index in ZGFX decoder. A malicious server can trick a FreeRDP based client to read out of bound data and try to decode it. This issue has been addressed in version 2.9.0. There are no known workarounds for this issue.

Language: C

Severity Score

Related Resources (10)

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UDOTAOJBCZKREZJPT6VZ25GESI5T6RBG/
https://nvd.nist.gov/vuln/detail/CVE-2022-39317
https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-99cm-4gw7-c8jh
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/YGQN3OWQNHSMWKOF4D35PF5ASKNLC74B/
https://access.redhat.com/security/cve/CVE-2022-39317
https://security.gentoo.org/glsa/202401-16
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/UDOTAOJBCZKREZJPT6VZ25GESI5T6RBG/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YGQN3OWQNHSMWKOF4D35PF5ASKNLC74B/
https://security-tracker.debian.org/tracker/CVE-2022-39317
https://www.mend.io/vulnerability-database/CVE-2022-39317

Severity Score

Weakness Type (CWE)

Out-of-bounds Read

CWE-125

Top Fix

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Upgrade Version

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CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): HIGH
Privileges Required (PR): LOW
User Interaction (UI): REQUIRED
Scope (S): UNCHANGED
Confidentiality (C): LOW
Integrity (I): LOW
Availability (A): LOW

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