CVE-2019-14575 Privilege escalation in Extensible Firmware Interface Development Kit (EDK II)

High 7.8 Published Updated

An authenticated local attacker can exploit a logic flaw in EDK II to escalate privileges within the firmware environment.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Local or same network only
Victim action needed
Not needed
Fix
Available

What is CVE-2019-14575?

CVE-2019-14575 is a high-severity vulnerability in Debian Debian Linux, published on 23 Nov 2020. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

Logic issue in DxeImageVerificationHandler() for EDK II may allow an authenticated user to potentially enable escalation of privilege via local access.

Which versions are affected by CVE-2019-14575?

It affects 2 products.

Products include Debian Debian Linux, Tianocore Edk2.

How do I fix CVE-2019-14575?

Apply the vendor's patch.

Is CVE-2019-14575 being exploited?

There is no known exploitation of CVE-2019-14575 in the wild and no public exploit code.

All Debian Debian Linux vulnerabilities

Sources

Also known as DEBIAN-CVE-2019-14575, GHSA-jg74-g2r7-p8mf, UBUNTU-CVE-2019-14575.

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