CVE-2023-42135

Name: CVE-2023-42135
Creator: NVD / NIST
Published: 2024-01-15T14:15:24.413+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.8/10EPSS 0.59%

Last modified Jun 17, 2026

CVE-2023-42135 is a medium-severity vulnerability rated 6.8/10 on the CVSS scale. 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.. EPSS estimates a 0.59% chance of exploitation in the next 30 days.

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

6.8/10

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

EPSS Probability

0.59%

43.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Paxtechnology	Paydroid	<= 8.1.0_sagittarius_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
Status: Modified

Frequently Asked Questions

What is CVE-2023-42135?

How severe is CVE-2023-42135?

CVE-2023-42135 has a CVSS score of 6.8/10 (MEDIUM severity). The EPSS model estimates a 0.59% probability of exploitation in the next 30 days.

How do I fix CVE-2023-42135?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2023-42135?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST