Vulnerability Details : CVE-2022-23478
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.
Vulnerability category: Memory Corruption
Products affected by CVE-2022-23478
- cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*
- cpe:2.3:a:neutrinolabs:xrdp:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2022-23478
0.20%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 58 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2022-23478
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
9.8
|
CRITICAL | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
3.9
|
5.9
|
NIST | |
|
9.1
|
CRITICAL | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H |
3.9
|
5.2
|
GitHub, Inc. |
CWE ids for CVE-2022-23478
-
The product writes data past the end, or before the beginning, of the intended buffer.Assigned by: security-advisories@github.com (Primary)
References for CVE-2022-23478
-
https://github.com/neutrinolabs/xrdp/security/advisories/GHSA-2f49-wwpm-78pj
Out of Bound Write in xrdp_mm_trans_process_drdynvc_channel_open · Advisory · neutrinolabs/xrdp · GitHubThird Party Advisory
-
https://www.debian.org/security/2023/dsa-5502
Debian -- Security Information -- DSA-5502-1 xrdpThird Party Advisory
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