CVE-2022-39318 — Improper Input Validation in Freerdp

CWE-20 — Improper Input ValidationCWE-369 — Divide By Zero6 documents5 sources
Severity
5.7MEDIUMNVD
OSV7.5
EPSS
0.2%
top 55.66%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
3
FreerdpDebian Freerdp2Fedoraproject Fedora
Timeline
PublishedNov 16
Latest updateNov 22

Description

FreeRDP is a free remote desktop protocol library and clients. Affected versions of FreeRDP are missing input validation in `urbdrc` channel. A malicious server can trick a FreeRDP based client to crash with division by zero. This issue has been addressed in version 2.9.0. All users are advised to upgrade. Users unable to upgrade should not use the `/usb` redirection switch.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:HExploitability: 2.1 | Impact: 3.6

Affected Packages2 packages

▶NVDfreerdp/freerdp< 2.9.0
▶debiandebian/freerdp2< freerdp2 2.9.0+dfsg1-1 (bookworm)

Also affects: Fedora 36, 37

Patches

Patch: github.com ↗Patch: github.com ↗

🔴Vulnerability Details

2
OSV
freerdp2 vulnerabilities↗2022-11-22
▶
OSV
CVE-2022-39318: FreeRDP is a free remote desktop protocol library and clients↗2022-11-16
▶

📋Vendor Advisories

3
Ubuntu
FreeRDP vulnerabilities↗2022-11-22
▶
Red Hat
freerdp: division by zero in urbdrc channel↗2022-11-16
▶
Debian
CVE-2022-39318: freerdp2 - FreeRDP is a free remote desktop protocol library and clients. Affected versions...↗2022
▶
CVE-2022-39318 — Improper Input Validation in Freerdp | cvebase