Local privileged information disclosure
Published Nov 10, 2021 · Updated Aug 19, 2026
Information disclosure in Microsoft Windows RDP allows local users with high privileges to obtain unspecified information. Microsoft has not published the affected RDP code path, the information exposed, or the incorrect operation that discloses it. Exploitation requires local access and high privileges, and the documented consequence is limited to confidentiality.
Summary
What happened
Information disclosure in Microsoft Windows RDP allows local users with high privileges to obtain unspecified information. Microsoft has not published the affected RDP code path, the information exposed, or the incorrect operation that discloses it. Exploitation requires local access and high privileges, and the documented consequence is limited to confidentiality.
The record
- CVE
- CVE-2021-38631
- Published
- Nov 10, 2021
- Updated
- Aug 19, 2026
- Vendor
- Microsoft
- Product
- Windows 10 Version 1507
- Classifications
- Unavailable
- Attack vector
- local
- Privileges
- admin
Timeline
How it unfolded
- Nov 10, 2021CVE publishedPublication date reported by the CVE source.
- Aug 19, 2026Record updatedLatest update available in the CVE record.
Exploitability
Present is not the same as exploitable
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Is a vulnerable build present?
Compare these published version ranges with your installed build and any vendor patches.
- Affected versionversion=10.0.10240.0 <10.0.10240.19119
What conditions does exploitation require?
What is affected?
Published CVSS scores
CVSS describes severity. EPSS estimates exploitation probability.
Attacks
What attackers are doing with it
Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.
Weakness, pattern, technique
No sourced classifications are available.
Public exploit references
No public exploit references are available in this record.
Labels summarize the accepted research assessment. They do not indicate a test against your environment.
Technologies
Your stack
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Your stack
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