PT-2022-5819 · Xrdp+6 · Xrdp+6

Published 2022-12-09 · Updated 2024-06-15 · CVE-2022-23478

Positive Technologies (AI Summary)

CVSS v2.0

10

Critical

Base vector

AV:N/AC:L/Au:N/C:C/I:C/A:C

Name of the Vulnerable Software and Affected Versions xrdp versions prior to 0.9.21

Description The issue is related to an Out of Bound Write in the xrdp mm trans process drdynvc channel open() function. This can allow a remote attacker to gain access to a remote machine. There are no known workarounds for this issue.

Recommendations For versions prior to 0.9.21, users are advised to upgrade to a version that contains the fix for this issue. As a temporary workaround, consider restricting access to the xrdp mm trans process drdynvc channel open() function until a patch is available.

Exploit

Fix

Memory Corruption

Weakness Enumeration

CWE-787

Related Identifiers

ALT-PU-2022-3320

ALT-PU-2022-3387

ALT-PU-2022-3404

ALT-PU-2023-5781

BDU:2022-07225

CVE-2022-23478

DLA-3370-1

DSA-5502-1

GHSA-2F49-WWPM-78PJ

MGASA-2023-0002

OPENSUSE-SU-2023_0033-1

OPENSUSE-SU-2024:12602-1

ROSA-SA-2023-2249

SUSE-SU-2023:0033-1

SUSE-SU-2023:0374-1

USN-6474-1

Affected Products

Alt Linux

Astra Linux

Linuxmint

Red Os

Suse

Ubuntu

Xrdp

References · 66

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/23xxx/CVE-2022-23478.json · Exploit
• https://osv.dev/vulnerability/UBUNTU-CVE-2022-23478 · Vendor Advisory
• https://bdu.fstec.ru/vul/2022-07225 · Security Note
• https://ubuntu.com/security/CVE-2022-23481 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2022-23478 · Security Note
• https://osv.dev/vulnerability/USN-6474-1 · Vendor Advisory
• https://ubuntu.com/security/CVE-2022-23468 · Vendor Advisory
• https://advisories.mageia.org/MGASA-2023-0002.html · Security Note
• http://repo.red-soft.ru/redos/7.3c/x86_64/updates · Vendor Advisory
• https://osv.dev/vulnerability/DLA-3370-1 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2023:0033-1 · Vendor Advisory
• https://ubuntu.com/security/CVE-2023-42822 · Vendor Advisory
• https://osv.dev/vulnerability/openSUSE-SU-2024:12602-1 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2022-23478 · Vendor Advisory
• https://lists.fedoraproject.org/archives/list/[e-mail]/thread/67CHZVOMSTH2Q7P3TYFUNZUA6J7ZYEBQ · Vendor Advisory