What is CVE-2023-0356?

CVE-2023-0356 is a medium-severity vulnerability in Socomec Modulys Gp, classified under Weak Encoding for Password. CVSS score: 5.7/10. Published 2023-01-26.

How severe is CVE-2023-0356?

Medium severity. CVSS v3 base score is 5.7 out of 10.

Vulnerability in Socomec Modulys Gp

CVE-2023-0356

SOCOMEC MODULYS GP Netvision versions 7.20 and prior lack strong encryption for credentials on HTTP connections, which could result in threat actors obtaining sensitive information.

Published 2023-01-26 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.7 (Medium). Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.005 (39.4th percentile), scored 2026-10-20.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 39th percentile — 39.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: 0.000

Affected products

Weakness classification (CWE)

CWE-261 — Weak Encoding for Password

References

www.cisa.gov/uscert/ics/advisories/icsa-23-024-02 (US Government Resource, Third Party Advisory)

Frequently asked questions

What is CVE-2023-0356?: CVE-2023-0356 is a medium-severity vulnerability in Socomec Modulys Gp, classified under Weak Encoding for Password. CVSS score: 5.7/10. Published 2023-01-26.
How severe is CVE-2023-0356?: Medium severity. CVSS v3 base score is 5.7 out of 10.