Information disclosure in Microsoft Windows Remote Desktop Gateway (RD Gateway)

1) Information disclosure

EUVDB-ID: #VU81843

Risk: Medium

CVSSv4.0: 4.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2023-29348

CWE-ID: CWE-200 - Exposure of sensitive information to an unauthorized actor

Exploit availability: No

Description

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to excessive data output by the application in Windows Remote Desktop Gateway (RD Gateway). A remote user can gain unauthorized access to sensitive information on the system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Windows Server: 2008 R2 - 2022 20H2

CPE2.3

• cpe:2.3:o:microsoft:windows_server:2008_R2:*:*:*:*:*:*:*
• cpe:2.3:o:microsoft:windows_server:*:*:*:*:*:*:*:*
• cpe:2.3:o:microsoft:windows_server:2012_R2:*:*:*:*:*:*:*
• cpe:2.3:o:microsoft:windows_server:2016:10.0.14393.10:*:*:*:*:*:*
• cpe:2.3:o:microsoft:windows_server:2019:10.0.17763.1:*:*:*:*:*:*
• cpe:2.3:o:microsoft:windows_server:2019_20H2:*:*:*:*:*:*:*
• cpe:2.3:o:microsoft:windows_server:2019_1709:*:*:*:*:*:*:*
• cpe:2.3:o:microsoft:windows_server:2019_1803:*:*:*:*:*:*:*
• cpe:2.3:o:microsoft:windows_server:2019_1903:*:*:*:*:*:*:*
• cpe:2.3:o:microsoft:windows_server:2019_1909:*:*:*:*:*:*:*

External links

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-29348

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.