CVE-2022-39317
Out of bounds read in zgfx decoder in FreeRDP
- State
- Published
- Severity
- 4.6 Medium
- Published
- Nov 16, 2022
- Updated
- Apr 23, 2025
- Reserved
- Sep 2, 2022
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.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 3.1 | 4.6 Medium | CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:L/I:L/A:L | GitHub_M |
Weaknesses
- CWE-125 Out-of-bounds Read
Affected Products
| Product | Versions |
|---|---|
FreeRDPFreeRDP |
|
References
- https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-99cm-4gw7-c8jh
- FEDORA-2022-fd6e43dec8vendor-advisory
- FEDORA-2022-076b1c9978vendor-advisory
- GLSA-202401-16vendor-advisory
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