CVE-2023-4818 - Vulnerability Details - OpenCVE

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.

No CVSS v4.0

Attack Vector Physical

Attack Complexity Low

Privileges Required None

Scope Changed

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Key SSVC decision points have not yet been added.

Vendors	Products
Paxtechnology	A920 Paydroid

Configuration 1 [-]

AND

cpe:2.3:o:paxtechnology:paydroid:7.1.2_aquarius_11.1.50_20230614:*:*:*:*:*:*:*

cpe:2.3:h:paxtechnology:a920:-:*:*:*:*:*:*:*

No data.

References

Link	Providers
https://blog.stmcyber.com/pax-pos-cves-2023/
https://cert.pl/en/posts/2024/01/CVE-2023-4818/
https://cert.pl/posts/2024/01/CVE-2023-4818/
https://ppn.paxengine.com/release/development

History

Thu, 10 Oct 2024 16:30:00 +0000

Type	Values Removed	Values Added
Weaknesses	CWE-20

Thu, 10 Oct 2024 15:45:00 +0000

Type	Values Removed	Values Added
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.	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.

MITRE

Status: PUBLISHED

Assigner: CERT-PL

Published: 2024-01-15T13:28:53.084Z

Updated: 2024-10-10T15:36:00.867Z

Reserved: 2023-09-07T13:18:09.776Z

Link: CVE-2023-4818

Vulnrichment

No data.

NVD

Status : Modified

Published: 2024-01-15T14:15:25.180

Modified: 2024-11-21T08:36:02.230

Link: CVE-2023-4818

Redhat

No data.

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