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CVE-2022-23478

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Date: December 9, 2022

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.

Language: C

Severity Score

Related Resources (6)

https://security-tracker.debian.org/tracker/CVE-2022-23478
https://nvd.nist.gov/vuln/detail/CVE-2022-23478
https://people.canonical.com/~ubuntu-security/cve/CVE-2022-23478
https://github.com/neutrinolabs/xrdp/security/advisories/GHSA-2f49-wwpm-78pj
https://www.debian.org/security/2023/dsa-5502
https://www.mend.io/vulnerability-database/CVE-2022-23478

Severity Score

Weakness Type (CWE)

Out-of-bounds Write

CWE-787

Top Fix

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Upgrade Version

Upgrade to version v0.9.21

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CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): HIGH
Availability (A): HIGH

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