CVE-2022-23478 — Out-of-bounds Write in Xrdp

CWE-787 — Out-of-bounds Write5 documents5 sources
Severity
9.8CRITICALNVD
CNA9.1
EPSS
0.3%
top 49.64%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
Neutrinolabs XrdpDebian Linux
Timeline
PublishedDec 9
Latest updateNov 8

Description

xrdp is an open source project which provides a graphical login to remote machines using Microsoft Remote Desktop Protocol (RDP). xrdp < v0.9.21 contain a Out of Bound Write in xrdp_mm_trans_process_drdynvc_channel_open() function. There are no known workarounds for this issue. Users are advised to upgrade.

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 Packages3 packages

▶CVEListV5neutrinolabs/xrdp< 0.9.21
▶NVDneutrinolabs/xrdp< 0.9.21
▶Debianneutrinolabs/xrdp< 0.9.21.1-1~deb11u1+3

Also affects: Debian Linux 11.0

🔴Vulnerability Details

2
CVEList
Out of Bound Write in xrdp↗2022-12-09
▶
OSV
CVE-2022-23478: xrdp is an open source project which provides a graphical login to remote machines using Microsoft Remote Desktop Protocol (RDP)↗2022-12-09
▶

📋Vendor Advisories

2
Ubuntu
xrdp vulnerabilities↗2023-11-08
▶
Debian
CVE-2022-23478: xrdp - xrdp is an open source project which provides a graphical login to remote machin...↗2022
▶
CVE-2022-23478 — Out-of-bounds Write in Xrdp | cvebase