CVE-2023-42135

MediumCVSS 6.8/10Last modified Jun 17, 2026

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.

Metrics

CVSS 3.1 6.8/10CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-74

Affected software

Vendor	Product	Versions
PAX Technology	A920 Pro	<= 11.1.50_20230614
PAX Technology	A50	<= 11.1.50_20230614

References

https://blog.stmcyber.com/pax-pos-cves-2023/Exploit, Third Party Advisory
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
https://ppn.paxengine.com/release/developmentPermissions Required
https://blog.stmcyber.com/pax-pos-cves-2023/Exploit, Third Party Advisory
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
https://ppn.paxengine.com/release/developmentPermissions Required

Timeline

Published: Jan 15, 2024
Last modified: Jun 17, 2026
NVD status: Modified

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