---
cve: "CVE-2022-39316"
severity: "MEDIUM"
cvss: 4.8
epss: "98%"
vendor: "FreeRDP"
kev: false
exploited: false
published: "2022-11-16 20:15:10"
tags: [cve, security, medium]
source: tsecurity.de CVE-Dossier
exported: "2026-09-07T07:49:12+02:00"
---

# CVE-2022-39316

> 4.8 MEDIUM · 🧪 PoC

## Beschreibung

FreeRDP is a free remote desktop protocol library and clients. In affected versions there is an out of bound read in ZGFX decoder component of FreeRDP. A malicious server can trick a FreeRDP based client to read out of bound data and try to decode it likely resulting in a crash. This issue has been addressed in the 2.9.0 release. Users are advised to upgrade.

## CVSS-Vektor

```
CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:N/I:N/A:H
```

| Metrik | Wert | Bewertung |
|---|---|---|
| AV Angriffsvektor | Netzwerk | bad |
| AC Komplexität | Hoch | good |
| PR Privilegien | Gering | warn |
| UI Interaktion | Erforderlich | good |
| S Scope | Unverändert | good |
| C Vertraulichkeit | Keine | good |
| I Integrität | Keine | good |
| A Verfügbarkeit | Hoch | bad |

## Patch verfügbar (OSV)

- fa8e1b1c765a4466030ac52240f052c0b440a4d1 (Commit)
- e865c24efc40ebc52e75979c94cdd4ee2c1495b0 (Commit)

## Referenzen

- <https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-5w4j-mrrh-jjrm>
- <https://github.com/FreeRDP/FreeRDP/commit/e865c24efc40ebc52e75979c94cdd4ee2c1495b0>
- <https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UDOTAOJBCZKREZJPT6VZ25GESI5T6RBG/>
- <https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YGQN3OWQNHSMWKOF4D35PF5ASKNLC74B/>
- <https://lists.debian.org/debian-lts-announce/2023/11/msg00010.html>
- <https://security.gentoo.org/glsa/202401-16>
- <https://lists.debian.org/debian-lts-announce/2025/02/msg00016.html>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2022-39316) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI BITS_