Authenticated information disclosure through undisclosed LSA flaw
Published Dec 15, 2021 · Updated Aug 4, 2024
Information disclosure in Microsoft Windows LSA Server allows remote authenticated users to read sensitive information over a network. Microsoft has not published the affected LSA Server function, request field, or incorrect operation that exposes the information. Network access and low-privileged authentication are required; the published impact is limited to confidentiality, with no integrity or availability effect.
Summary
What happened
Information disclosure in Microsoft Windows LSA Server allows remote authenticated users to read sensitive information over a network. Microsoft has not published the affected LSA Server function, request field, or incorrect operation that exposes the information. Network access and low-privileged authentication are required; the published impact is limited to confidentiality, with no integrity or availability effect.
The record
- CVE
- CVE-2021-43216
- Published
- Dec 15, 2021
- Updated
- Aug 4, 2024
- Vendor
- Microsoft
- Product
- Windows 10 Version 1507
- Classifications
- CWE-668
- Attack vector
- network
- Privileges
- authenticated
Timeline
How it unfolded
- Dec 15, 2021CVE publishedPublication date reported by the CVE source.
- Aug 4, 2024Record 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=10.0.0 <10.0.10240.19145
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
Public exploit references
No public exploit references are available in this record.
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Technologies
Your stack
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Your stack
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