CVE-2022-48188

Description

A buffer overflow vulnerability in the SecureBootDXE BIOS driver of some Lenovo Desktop and ThinkStation models could allow an attacker with local access to elevate their privileges to execute arbitrary code.

Remediation

Solution:

  • Update system firmware to the version (or newer) indicated for your model in the related Lenovo advisory:  https://support.lenovo.com/us/en/product_security/LEN-124495 https://support.lenovo.com/us/en/product_security/LEN-124495

Category

6.7
CVSS
Severity: Medium
CVSS 3.1 •
EPSS 0.03%
Vendor Advisory lenovo.com
Affected: Lenovo ThinkStation BIOS
Published at:
Updated at:

References

Link Tags
https://support.lenovo.com/us/en/product_security/LEN-124495 vendor advisory

Frequently Asked Questions

What is the severity of CVE-2022-48188?
CVE-2022-48188 has been scored as a medium severity vulnerability.
How to fix CVE-2022-48188?
To fix CVE-2022-48188: Update system firmware to the version (or newer) indicated for your model in the related Lenovo advisory:  https://support.lenovo.com/us/en/product_security/LEN-124495 https://support.lenovo.com/us/en/product_security/LEN-124495
Is CVE-2022-48188 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2022-48188 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-2022-48188?
CVE-2022-48188 affects Lenovo ThinkStation BIOS.
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