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CVE-2023-41833

HIGHCVSS 8.7/10EPSS 0.12%

Last modified

CVE-2023-41833 is a high-severity vulnerability rated 8.7/10 on the CVSS scale. A race condition in UEFI firmware for some Intel(R) processors may allow a privileged user to potentially enable escalation of privilege via local access.. EPSS estimates a 0.12% chance of exploitation in the next 30 days.

Description

A race condition in UEFI firmware for some Intel(R) processors may allow a privileged user to potentially enable escalation of privilege via local access.

Metrics

CVSS 3.1
7.5/10

CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H

CVSS 4.0
8.7/10

CVSS:4.0/AV:L/AC:H/AT:P/PR:H/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

EPSS Probability
0.12%

2.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

References

Timeline

Published
Last Modified
Status
Deferred

Frequently Asked Questions

What is CVE-2023-41833?
A race condition in UEFI firmware for some Intel(R) processors may allow a privileged user to potentially enable escalation of privilege via local access.
How severe is CVE-2023-41833?
CVE-2023-41833 has a CVSS score of 8.7/10 (HIGH severity). The EPSS model estimates a 0.12% probability of exploitation in the next 30 days.
How do I fix CVE-2023-41833?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2023-41833?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST