CVE-2022-24418 Code injection in CPG BIOS

High 7.5 Published Updated

A local attacker can exploit improper input validation in Dell BIOS to execute arbitrary code during System Management Mode.

Exploited in the wild
Not known
Login needed
An administrator
Attackable
Local or same network only
Victim action needed
Not needed
Fix
None listed

What is CVE-2022-24418?

CVE-2022-24418 is a high-severity code injection vulnerability in Dell CPG BIOS, published on 26 May 2022. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

Dell BIOS contains an improper input validation vulnerability. A local authenticated malicious user may potentially exploit this vulnerability by using an SMI to gain arbitrary code execution during SMM.

Weakness: CWE-20

Which versions are affected by CVE-2022-24418?

It affects 28 products.

Products include Dell Dell G5 5505 Firmware, Dell Inspiron 22-3275 Firmware, Dell Inspiron 24-3475 Firmware, Dell Inspiron 27 7775 Firmware, Dell Inspiron 3180 Firmware, Dell Inspiron 3185 Firmware and 22 more.

How do I fix CVE-2022-24418?

No fix has been published for CVE-2022-24418 yet. Limit exposure of the affected software until one is available.

Upgrade, and never evaluate templates, expressions or code built from user input. More about Code injection.

Is CVE-2022-24418 being exploited?

There is no known exploitation of CVE-2022-24418 in the wild and no public exploit code.

Sources

Also known as GHSA-86c4-qm29-56qh.

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