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MSRC compact vulnerability detail

CVE-2021-40489 · Storage Spaces Controller Elevation of Privilege Vulnerability

No description was published by MSRC.

Severity
Important
Impact
Elevation of Privilege
CVSS
7.8 base · 6.8 temporal
Release
2021-10-12
Signals
Windows Storage Spaces Controller Elevation of Privilege Exploited: No Publicly disclosed: No Exploitability: Exploitation Less Likely
CWE
No CWE data published.
Patch Diff
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Resolved binary override
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Description
No description was published by MSRC.
FAQ / Articles
Storport.sys EOP FAQ
How could an attacker exploit this vulnerability? An authorized (medium integrity level) attacker could exploit this Windows Storport driver elevation of privilege vulnerability by locally sending through a user mode application a specially crafted request to the driver specifying an IOCTL parameter, which could lead to an out-of-bounds buffer write.