Attacker Value
Unknown
(0 users assessed)
Exploitability
Unknown
(0 users assessed)
User Interaction
None
Privileges Required
None
Attack Vector
Physical
0

CVE-2023-4818

Disclosure Date: January 15, 2024
Add MITRE ATT&CK tactics and techniques that apply to this CVE.

Description

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.

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CVSS V3 Severity and Metrics
Base Score:
7.6 High
Impact Score:
6
Exploitability Score:
0.9
Vector:
CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
Attack Vector (AV):
Physical
Attack Complexity (AC):
Low
Privileges Required (PR):
None
User Interaction (UI):
None
Scope (S):
Changed
Confidentiality (C):
High
Integrity (I):
High
Availability (A):
High

General Information

Vendors

  • paxtechnology

Products

  • paydroid 7.1.2 aquarius 11.1.50 20230614

Additional Info

Technical Analysis