CVE-2023-42135

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.

Affected

PAX Technology · A920 Pro · A50

CVSS v3.1 NVD

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

EPSS

0.59% chance of exploitation in the next 30 days, 47th percentile

Published

2024-01-15

Updated

2025-06-17

Proof-of-concept exploits (1)

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

Security advisories

• 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

References

• CVE Record
• NVD entry