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A TOCTOU (time-of-check to time-of-use) vulnerability...

Moderate severity Unreviewed Published Jan 11, 2023 to the GitHub Advisory Database • Updated Jan 28, 2023

Package

No package listedSuggest a package

Affected versions

Unknown

Patched versions

Unknown

Description

A TOCTOU (time-of-check to time-of-use) vulnerability exists where an attacker may use a compromised BIOS to cause the TEE OS to read memory out of bounds that could potentially result in a denial of service.

References

Published by the National Vulnerability Database Jan 11, 2023
Published to the GitHub Advisory Database Jan 11, 2023
Last updated Jan 28, 2023

Severity

Moderate
4.7
/ 10

CVSS base metrics

Attack vector
Local
Attack complexity
High
Privileges required
Low
User interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H

Weaknesses

CVE ID

CVE-2021-46795

GHSA ID

GHSA-wfj9-288h-5mpm

Source code

No known source code

Dependabot alerts are not supported on this advisory because it does not have a package from a supported ecosystem with an affected and fixed version.

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