Critical severity · published Dec 9, 2022
CVE-2022-23477
xrdp is an open source project which provides a graphical login to remote machines using Microsoft Remote Desktop Protocol (RDP)
9.8
CVSS
0.9%
EPSS
No
On KEV
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 buffer over flow in audin_send_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:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.9% · higher than 60% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
DL
Debian Linux · Debian
11.0 · source: NVD
XR
Xrdp · Neutrinolabs
before 0.9.21 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2022-23477
CVE.org
https://www.cve.org/CVERecord?id=CVE-2022-23477
Third Party Advisory
https://github.com/neutrinolabs/xrdp/security/advisories/GHSA-hqw2-jx2c-wrr2
Third Party Advisory
https://www.debian.org/security/2023/dsa-5502
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