CVE-2023-4818
Assigner: CERT-PL
Published: 2024-01-15T13:28:53.084Z
State: PUBLISHED
affected: defaultStatus: unaffected
product: A920
vendor: PAX Technology
versions: lessThan: A920_AP_Boot_Release_V5.14
status: affected
version: 0
versionType: custom
credits: type: finder
user: 00000000-0000-4000-9000-000000000000
value: Hubert Jasudowicz, Adam Kliś and other members of STM Cyber R&D team
datePublic: 2024-01-15T11:00:00.000Z
descriptions: supportingMedia: base64: no
type: text/html
value: <div><span style="background-color: rgba(221, 223, 228, 0.1);">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.&nbsp;</span></div><div><span style="background-color: rgba(221, 223, 228, 0.1);"><div><br></div>The attacker must have physical USB access to the device in order to exploit this vulnerability.</span></div>
value: 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.


impacts: capecId: CAPEC-176
descriptions: value: CAPEC-176 Configuration/Environment Manipulation
problemTypes: descriptions: cweId: CWE-20
description: CWE-20 Improper Input Validation
type: CWE
source: discovery: UNKNOWN
x_generator: engine: Vulnogram 0.1.0-dev