CVE-2024-20456

CVSS 3.1 Score 6.7 of 10 (medium)

Details

Published Jul 10, 2024
Updated: Jul 11, 2024
CWE ID 732

Summary

CVE-2024-20456 is a vulnerability in the boot process of Cisco IOS XR Software. It allows an authenticated, local attacker with high privileges to bypass the Cisco Secure Boot functionality and load unverified software onto an affected device. The vulnerability arises from an error in the software build process, which can be exploited by manipulating the system's configuration options. This enables the attacker to bypass integrity checks during booting and gain control over the boot configuration, potentially altering the security properties of the running system or running unauthorized software. The affected products include RxIIpQ and w6yhuQ. To remediate this vulnerability, it is recommended to apply the necessary patches or firmware updates provided by Cisco.

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