What is CVE-2023-29158?

CVE-2023-29158 is a medium-severity vulnerability in Subnet Powersystem Center, classified under Authentication Bypass by Capture-replay. CVSS score: 6.1/10. Published 2023-06-19.

How severe is CVE-2023-29158?

Medium severity. CVSS v3 base score is 6.1 out of 10.

Vulnerability in Subnet Powersystem Center

CVE-2023-29158

SUBNET PowerSYSTEM Center versions 2020 U10 and prior are vulnerable to replay attacks which may result in a denial-of-service condition or a loss of data integrity.

Published 2023-06-19 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:H.

EPSS exploit prediction

EPSS: 0.006 (45.7th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 46th percentile — 45.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.006 · newest: 0.006 · change: 0.000

Affected products

Subnet Powersystem Center — versions 2020
Subnet Solutions Inc. Powersystem Center — versions 0

Weakness classification (CWE)

CWE-294 — Authentication Bypass by Capture-replay

References

www.cisa.gov/news-events/ics-advisories/icsa-23-166-01 (US Government Resource, Third Party Advisory)

Frequently asked questions

What is CVE-2023-29158?: CVE-2023-29158 is a medium-severity vulnerability in Subnet Powersystem Center, classified under Authentication Bypass by Capture-replay. CVSS score: 6.1/10. Published 2023-06-19.
How severe is CVE-2023-29158?: Medium severity. CVSS v3 base score is 6.1 out of 10.