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VULNERABILITIES

CVE-2023-4818 Details

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.

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:7.6 HIGHVector:CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
CNA: CISA-ADPCVSS-B:7.6 HIGHVector:CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

By selecting these links, you will be leaving this site. These are references gathered from the official CVE record and are not endorsed by Volerion.

URLSource(s)Tag(s)
https://blog.stmcyber.com/pax-pos-cves-2023/ CVEExploitThird Party Advisory
https://cert.pl/en/posts/2024/01/CVE-2023-4818/ CVEThird Party Advisory
https://cert.pl/posts/2024/01/CVE-2023-4818/ CVEThird Party Advisory
https://ppn.paxengine.com/release/development CVEPermissions Required
https://blog.stmcyber.com/pax-pos-cves-2023/ [email protected]ExploitThird Party Advisory

see all 8 references

Weakness Enumeration

CWE-IDCWE NameSource
CWE-74Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')[email protected]
CWE-74Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')[email protected]

Affected Products

ProductVersions
paxtechnology paydroid
7.1.2_aquarius_11.1.50_20230614

CPE

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

Remediation

  • No remediation found in references.
paxtechnology a920
All versions

CPE

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

Remediation

  • No remediation found in references.

Change History

8 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2023-4818
NVD Published Date:
Jan 15, 2024
NVD Last Modified:
Jun 17, 2026
Source:
[email protected]
CVE-2023-4818 Details - Not Deferred