CVE-2023-4818

7.6 HIGH 0.7% exploit odds No fix listed

What it is

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.

At a glance

Exploitability: Can be exploited with physical access without logging in. High risk of data exposure, data tampering, service disruption.
Exploit odds: 0.7% chance of exploitation in the next 30 days (EPSS).
Fix: No patch or advisory is linked yet. Look at mitigations or restrict exposure.

Timeline

2023-09-07 13:18 UTC ReservedThe CVE id was reserved by its CNA
2024-01-15 14:15 UTC PublishedDisclosed publicly on CVE.org and NVD
2026-06-17 06:38 UTC Last updatedMost recent change to the record

Why it ranks here

Exploited in the wild: no, CISA does not list it.
Exploit odds: 0.7% in the next 30 days (EPSS).
Severity: 7.6 HIGH (CVSS).
Fix: none linked yet, which raises it.

Details

Published: 2024-01-15 14:15 UTC
Last modified: 2026-06-17 06:38 UTC
Exploit probability: 0.7% · EPSS, next 30 days
Weakness: CWE-74
Record status: Modified

Affected

Paxtechnology Paydroid 7.1.2_aquarius_11.1.50_20230614

Attack profile CVSS 3.1 · 7.6

Attack vector: Physical
Complexity: Low
Privileges needed: None
User interaction: None
Scope: Changed
Confidentiality: High
Integrity: High
Availability: High

Raw vector

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

Is it in your code?

Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.

Read https://cve-list.com/agent/cve/CVE-2023-4818.md and follow it. Check whether this project is affected by CVE-2023-4818. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.

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References

NVD record · CVE.org record