CVE Vulnerabilities

CVE-2023-4818

Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')

Published: Jan 15, 2024 | Modified: Oct 10, 2024
CVSS 3.x
7.6
HIGH
Source:
NVD
CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
CVSS 2.x
RedHat/V2
RedHat/V3
Ubuntu

PAX A920 device allows to downgrade bootloader due to a bug in its version check. The signature is correctly checked and only bootloader signed by PAX can be used. 

The attacker must have physical USB access to the device in order to exploit this vulnerability.

Weakness

The product constructs all or part of a command, data structure, or record using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify how it is parsed or interpreted when it is sent to a downstream component.

Affected Software

Name Vendor Start Version End Version
A920 Paxtechnology - (including) - (including)

Potential Mitigations

References