CVE-2023-29348: Windows Remote Desktop Gateway (RD Gateway) Information Disclosure Vulnerability

Severity: high (CVSS 7.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 2.1% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2023-10-10 · updated 2026-06-17
Weakness: CWE-200

Description

Windows Remote Desktop Gateway (RD Gateway) Information Disclosure Vulnerability

Affected products

Microsoft Windows Server 2008: r2-sp1
Microsoft Windows Server 2012: r2
Microsoft Windows Server 2016: all versions
Microsoft Windows Server 2019: all versions
Microsoft Windows Server 2022: all versions
Microsoft Windows Server 2008 R2 Service Pack 1: from 6.1.7601.0 before 6.1.7601.26769 — fixed in 6.1.7601.26769
Microsoft Windows Server 2012: from 6.2.9200.0 before 6.2.9200.24523 — fixed in 6.2.9200.24523
Microsoft Windows Server 2012 R2: from 6.3.9600.0 before 6.3.9600.21620 — fixed in 6.3.9600.21620
Microsoft Windows Server 2016: from 10.0.14393.0 before 10.0.14393.6351 — fixed in 10.0.14393.6351
Microsoft Windows Server 2019: from 10.0.17763.0 before 10.0.17763.4974 — fixed in 10.0.17763.4974
Microsoft Windows Server 2022: from 10.0.20348.0 before 10.0.20348.2031 — fixed in 10.0.20348.2031

How to fix

Upgrade to a fixed version: Microsoft Windows Server 2008 R2 Service Pack 1 6.1.7601.26769; Microsoft Windows Server 2012 6.2.9200.24523; Microsoft Windows Server 2012 R2 6.3.9600.21620; Microsoft Windows Server 2016 10.0.14393.6351; Microsoft Windows Server 2019 10.0.17763.4974; Microsoft Windows Server 2022 10.0.20348.2031. Check the vendor advisory for mitigations.

References

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