CVE-2020-26186

Description

Dell Inspiron 5675 BIOS versions prior to 1.4.1 contain a UEFI BIOS RuntimeServices overwrite vulnerability. A local attacker with access to system memory may exploit this vulnerability by overwriting the RuntimeServices structure to execute arbitrary code in System Management Mode (SMM).

Categories

6.8
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.04%
Vendor Advisory dell.com
Affected: Dell CPG BIOS
Published at:
Updated at:

References

Link Tags
https://www.dell.com/support/kbdoc/en-us/000180645/dsa-2020-247-dell-client-platform-security-update-for-uefi-bios-runtimeservices-overwrite-vulnerability vendor advisory

Frequently Asked Questions

What is the severity of CVE-2020-26186?
CVE-2020-26186 has been scored as a medium severity vulnerability.
How to fix CVE-2020-26186?
To fix CVE-2020-26186, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2020-26186 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2020-26186 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2020-26186?
CVE-2020-26186 affects Dell CPG BIOS.
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