REDHAT-BUG-1641433
First published: Mon Oct 22 2018(Updated: )
A logic error in MdeModulePkg in EDK II firmware may allow authenticated user to potentially bypass configuration access controls and escalate privileges via local access. External Reference: <a href="https://edk2-docs.gitbooks.io/security-advisory/content/edk-ii-authenticated-variable-bypass.html">https://edk2-docs.gitbooks.io/security-advisory/content/edk-ii-authenticated-variable-bypass.html</a> Upstream Bug: <a href="https://bugzilla.tianocore.org/show_bug.cgi?id=415">https://bugzilla.tianocore.org/show_bug.cgi?id=415</a>
| Affected Software | Affected Version | How to fix |
|---|---|---|
| TianoCore EDK II |
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Reference Links
- https://edk2-docs.gitbooks.io/security-advisory/content/edk-ii-authenticated-variable-bypass.html
- https://bugzilla.tianocore.org/show_bug.cgi?id=415
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1641435
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1641434
- https://access.redhat.com/errata/RHSA-2019:2125
- https://access.redhat.com/security/cve/cve-2018-3613
- https://bugzilla.redhat.com/show_bug.cgi?id=1641433
Frequently Asked Questions
What is the severity of REDHAT-BUG-1641433?
The severity of REDHAT-BUG-1641433 is classified as high due to the potential for authenticated users to bypass configuration access controls.
How do I fix REDHAT-BUG-1641433?
To resolve REDHAT-BUG-1641433, update to the latest version of the TianoCore EDK II firmware that addresses this vulnerability.
Who is affected by REDHAT-BUG-1641433?
Users of TianoCore EDK II firmware who have authenticated access are affected by REDHAT-BUG-1641433.
What types of attacks can exploit REDHAT-BUG-1641433?
REDHAT-BUG-1641433 can potentially be exploited for privilege escalation and unauthorized access by authenticated users.
Is there a workaround for REDHAT-BUG-1641433?
Currently, there are no known effective workarounds for REDHAT-BUG-1641433; updating the firmware is the recommended action.
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- canonical/tianocore edk ii