CVE-2023-50443

Name: CVE-2023-50443
Creator: NVD / NIST
Published: 2023-12-13T21:15:09.7+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 4.6/10EPSS 0.32%

Last modified Jun 17, 2026

CVE-2023-50443 is a medium-severity vulnerability rated 4.6/10 on the CVSS scale. Encrypted disks created by PRIMX CRYHOD for Windows before Q.2020.4 (ANSSI qualification submission) or CRYHOD for Windows before 2023.5 can be modified by an unauthenticated attacker to include a UNC reference so that it could trigger outbound network traffic from computers on which disks are opened.. EPSS estimates a 0.32% chance of exploitation in the next 30 days.

Description

Encrypted disks created by PRIMX CRYHOD for Windows before Q.2020.4 (ANSSI qualification submission) or CRYHOD for Windows before 2023.5 can be modified by an unauthenticated attacker to include a UNC reference so that it could trigger outbound network traffic from computers on which disks are opened.

Metrics

CVSS 3.1

4.6/10

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

EPSS Probability

0.32%

23.5th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
Primx	Cryhod	< 2020.4
Primx	Cryhod	>= 2021.0, < 2021.3
Primx	Cryhod	>= 2023.0, < 2023.5

References

https://www.primx.eu/en/bulletins/security-bulletin-23B3093B/Vendor Advisory
https://www.primx.eu/fr/blog/Product
https://www.primx.eu/en/bulletins/security-bulletin-23B3093B/Vendor Advisory
https://www.primx.eu/fr/blog/Product

Timeline

Published: Dec 13, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-50443?

How severe is CVE-2023-50443?

CVE-2023-50443 has a CVSS score of 4.6/10 (MEDIUM severity). The EPSS model estimates a 0.32% probability of exploitation in the next 30 days.

How do I fix CVE-2023-50443?

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-2023-50443?

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

Scan your code now

Source: NVD / NIST