CVE-2023-40567 — Out-of-bounds Write in Freerdp

CWE-787 — Out-of-bounds Write7 documents6 sources
Severity
9.8CRITICALNVD
CNA6.5OSV7.5
EPSS
0.3%
top 51.71%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
3
FreerdpDebian LinuxFedoraproject Fedora
Timeline
PublishedAug 31
Latest updateOct 4

Description

FreeRDP is a free implementation of the Remote Desktop Protocol (RDP), released under the Apache license. Affected versions are subject to an Out-Of-Bounds Write in the `clear_decompress_bands_data` function in which there is no offset validation. Abuse of this vulnerability may lead to an out of bounds write. This issue has been addressed in versions 2.11.0 and 3.0.0-beta3. Users are advised to upgrade. there are no known workarounds for this vulnerability.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HExploitability: 3.9 | Impact: 5.9

Affected Packages2 packages

▶CVEListV5freerdp/freerdp< 2.11.0+1
▶NVDfreerdp/freerdp< 2.11.0+1

Also affects: Debian Linux 10.0, Fedora 37, 38, 39

🔴Vulnerability Details

3
OSV
freerdp2 vulnerabilities↗2023-10-04
▶
CVEList
Out-Of-Bounds Write in FreeRDP↗2023-08-31
▶
OSV
CVE-2023-40567: FreeRDP is a free implementation of the Remote Desktop Protocol (RDP), released under the Apache license↗2023-08-31
▶

📋Vendor Advisories

3
Ubuntu
FreeRDP vulnerabilities↗2023-10-04
▶
Red Hat
freerdp: Out-of-bounds write in clear_decompress_bands_data↗2023-09-01
▶
Debian
CVE-2023-40567: freerdp2 - FreeRDP is a free implementation of the Remote Desktop Protocol (RDP), released ...↗2023
▶