MSRC-CVE-2021-34454 — Windows Remote Access Connection Manager Information Disclosure Vulnerability

Summary

Impact: Information Disclosure. Microsoft rating: Important. Not known to be exploited — Exploitation Less Likely. Customer action: Required.

Details

What type of information could be disclosed by this vulnerability?
Exploiting this vulnerability could allow the disclosure of initialized or uninitialized memory in the process heap.

Security updates
10.0.17763.2061 — https://support.microsoft.com/help/5004244
10.0.18363.1679 — https://support.microsoft.com/help/5004245
10.0.19043.1110 — https://support.microsoft.com/help/5004237
10.0.10240.19003 — https://support.microsoft.com/help/5004249
10.0.14393.4530 — https://support.microsoft.com/help/5004238
6.3.9600.20069 — https://support.microsoft.com/help/5004298
6.3.9600.20069 — https://support.microsoft.com/help/5004285

Vulnerabilities 1

Medium 5.5

CVE-2021-34454

Windows Remote Access Connection Manager Information Disclosure Vulnerability

Windows Remote Access Connection Manager Information Disclosure Vulnerability

Microsoft Windows Server 2019 Windows Server 2019 (Server Core installation) Windows 10 Version 1809 Windows

Jul 16, 2021

Revision history

2021-07-13 #1
Information published.

References

CVE-2021-34454 Windows Remote Access Connection Manager Information Disclosure Vulnerability - HTML
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-34454
Microsoft Exploitability Index
https://www.microsoft.com/en-us/msrc/exploitability-index?rtc=1
Microsoft Support Lifecycle
https://support.microsoft.com/lifecycle
Common Vulnerability Scoring System
https://www.first.org/cvss