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CVE-2023-42135

Published: Jan 15, 2024

Modified: Jun 17, 2025

PUBLISHED

CVSS v3.1

6.8

MEDIUM

Description

PAX A920Pro/A50 devices with PayDroid_8.1.0_Sagittarius_V11.1.50_20230614 or earlier can allow local code execution via parameter injection by bypassing the input validation when flashing a specific partition. The attacker must have physical USB access to the device in order to exploit this vulnerability.

Vendor	Product	Versions
PAX Technology	A920 Pro	affected `0 - <= 11.1.50_20230614`
PAX Technology	A50	affected `0 - <= 11.1.50_20230614`

Weaknesses (CWE)

CVSS v3.1 Details

CVSS v3.1 Vector

CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector

Physical

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

References

https://ppn.paxengine.com/release/development

vendor-advisory

https://blog.stmcyber.com/pax-pos-cves-2023/

technical-description

https://cert.pl/en/posts/2024/01/CVE-2023-4818/

third-party-advisory

https://cert.pl/posts/2024/01/CVE-2023-4818/

third-party-advisory

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