Local privilege escalation through undisclosed PKU2U flaw
Published Feb 25, 2021 · Updated Aug 3, 2024
Elevation of privilege in Windows PKU2U allows local users with low privileges to gain elevated access through unspecified operations. Microsoft has not published the affected code locus or the incorrect operation performed on attacker-controlled input. Successful exploitation requires local low-privilege access and grants control beyond the account's assigned permissions.
Summary
What happened
Elevation of privilege in Windows PKU2U allows local users with low privileges to gain elevated access through unspecified operations. Microsoft has not published the affected code locus or the incorrect operation performed on attacker-controlled input. Successful exploitation requires local low-privilege access and grants control beyond the account's assigned permissions.
The record
- CVE
- CVE-2021-25195
- Published
- Feb 25, 2021
- Updated
- Aug 3, 2024
- Vendor
- Microsoft
- Product
- Windows 10 Version 1507
- Classifications
- T1068
- Attack vector
- local
- Privileges
- authenticated
Timeline
How it unfolded
- Feb 25, 2021CVE publishedPublication date reported by the CVE source.
- Aug 3, 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?
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- Affected versionversion=10.0.0 <publication
What conditions does exploitation require?
What is affected?
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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