CVE-2022-39317CWE-125

Out of bounds read in zgfx decoder in FreeRDP

Medium · published November 16, 2022

CVSS v3.1
4.6
EPSS
1%
Percentile
52.2
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
4.6 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:L/I:L/A:L
CVSS v4.0
Not supplied
EPSS
0.00688 · 52.2th percentile
Weakness
CWE-125 · Out-of-bounds Read
Published
2022-11-16T00:00Z
EPSS history
Timeline
  • 16 NOV 00:00Z
    Out of bounds read in zgfx decoder in FreeRDP
    cvelistv5