CVE-2022-23613— Privilege escalation on xrdp
Quick assessment
Affected
neutrinolabs xrdp
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
xrdp是Neutrinolabs实验室的一款开源远程桌面协议服务器。 xrdp 中存在数字错误漏洞，该漏洞源于产品堆溢出的整数下溢允许任何能够本地访问sesman服务器的未经身份验证的攻击者以根身份执行代码。
Possible ATT&CK Techniques 1 AI
T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2022-23613
Vulnerability Information
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Vulnerability Title
Privilege escalation on xrdp
Source: CVE Program / CVE List V5
Vulnerability Description
xrdp is an open source remote desktop protocol (RDP) server. In affected versions an integer underflow leading to a heap overflow in the sesman server allows any unauthenticated attacker which is able to locally access a sesman server to execute code as root. This vulnerability has been patched in version 0.9.18.1 and above. Users are advised to upgrade. There are no known workarounds.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
整数下溢(超界折返)
Source: CVE Program / CVE List V5
Vulnerability Title
xrdp 数字错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
xrdp是Neutrinolabs实验室的一款开源远程桌面协议服务器。 xrdp 中存在数字错误漏洞，该漏洞源于产品堆溢出的整数下溢允许任何能够本地访问sesman服务器的未经身份验证的攻击者以根身份执行代码。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| neutrinolabs | xrdp | >= 0.9.17, < 0.9.18.1 | - |
|
II. Public POCs for CVE-2022-23613
| # | POC Description | Source Link | Shenlong Link |
|---|
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Patches & Fixes for CVE-2022-23613 (1)
Vendor Advisories for CVE-2022-23613 (1)
-
https://github.com/neutrinolabs/xrdp/security/advisories/GHSA-8h98-h426-xf32 x_refsource_CONFIRM
Mailing List Discussions for CVE-2022-23613 (2)
-
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/K5ONRGARKHGFU2CIEQ7E6M6VJZEM5XWW/ vendor-advisory x_refsource_FEDORA
-
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/U3XGFJNQMNXHBD3J7CBM4YURYEDXROWZ/ vendor-advisory x_refsource_FEDORA
IV. Related Vulnerabilities
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CVE-2026-54538
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CVE-2026-44978
xrdp: Unchecked FIPS padding length in standard RDP Security
Same vendor: neutrinolabs
-
CVE-2026-55639
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CVE-2026-55626
xrdp: No authentication required with Xvnc backend on RHEL 9 -
CVE-2026-55238
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CVE-2026-54538
xrdp: Pre-auth infinite loop via totalLength=0 in TS_SHARECO -
CVE-2026-44978
xrdp: Unchecked FIPS padding length in standard RDP Security
Same weakness: CWE-191
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V. Comments for CVE-2022-23613
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