CVE-2022-39317

medium

Description

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.

References

Advisories

https://security.gentoo.org/glsa/202401-16

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YGQN3OWQNHSMWKOF4D35PF5ASKNLC74B/

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UDOTAOJBCZKREZJPT6VZ25GESI5T6RBG/

https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-99cm-4gw7-c8jh

Details

Source: Mitre, NVD

Published: 2022-11-16

Updated: 2024-01-12

Risk Information

CVSS v2

Base Score: 5.5

Vector: CVSS2#AV:N/AC:L/Au:S/C:P/I:N/A:P

Severity: Medium

CVSS v3

Base Score: 4.6

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

Severity: Medium

EPSS

EPSS: 0.00059