What is CVE-2023-31277?

CVE-2023-31277 is a high-severity vulnerability in Piigab M-bus Softwarepack, classified under Unprotected Transport of Credentials. CVSS score: 7.5/10. Published 2023-07-06.

How severe is CVE-2023-31277?

High severity. CVSS v3 base score is 7.5 out of 10.

Vulnerability in Piigab M-bus Softwarepack

CVE-2023-31277

PiiGAB M-Bus transmits credentials in plaintext format.

EPSS: 0.001 (27.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

Affected products

Piigab M-bus Softwarepack — versions 900S

Weakness classification (CWE)

CWE-523 — Unprotected Transport of Credentials

References

www.cisa.gov/news-events/ics-advisories/icsa-23-187-01

Frequently asked questions

What is CVE-2023-31277?: CVE-2023-31277 is a high-severity vulnerability in Piigab M-bus Softwarepack, classified under Unprotected Transport of Credentials. CVSS score: 7.5/10. Published 2023-07-06.
How severe is CVE-2023-31277?: High severity. CVSS v3 base score is 7.5 out of 10.