CVE-2024-21871: Input Validation

Published Sep 16, 2024
·
Updated

Improper input validation in UEFI firmware for some Intel(R) Processors may allow a privileged user to potentially enable escalation of privilege via local access.

Affected Software

3 affected components
F5 BIG-IP>=17.1.0<=17.1.1
F5 BIG-IP>=16.1.0<=16.1.5
F5 BIG-IP>=15.1.0<=15.1.10

Event History

Sep 16, 2024
CVE Published
via MITRE·04:38 PM
Data Sourced
via MITRE·04:38 PM
DescriptionSeverityWeakness
Data Sourced
via NVD·05:16 PM
DescriptionSeverityWeakness
Oct 18, 2024
Advisory Published
via F5·11:02 PM
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Frequently Asked Questions

1

What is the severity of CVE-2024-21871?

CVE-2024-21871 is considered a high-severity vulnerability due to potential escalation of privilege through improper input validation in UEFI firmware.

2

How do I fix CVE-2024-21871?

To mitigate CVE-2024-21871, apply the recommended firmware updates provided by your device vendor.

3

Which versions of F5 BIG-IP are affected by CVE-2024-21871?

F5 BIG-IP versions 15.1.0 to 15.1.10, 16.1.0 to 16.1.5, and 17.1.0 to 17.1.1 are affected by CVE-2024-21871.

4

Can CVE-2024-21871 be exploited remotely?

CVE-2024-21871 requires local access for exploitation, as it involves improper input validation within UEFI firmware.

5

What impact does CVE-2024-21871 have on system security?

CVE-2024-21871 could allow a privileged user to escalate their privileges, potentially compromising system security.

Contact

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