What is CVE-2023-50326?

CVE-2023-50326 is a high-severity vulnerability in IBM Powersc, classified under Improper Restriction of Excessive Authentication Attempts. CVSS score: 7.5/10. Published 2024-02-02.

How severe is CVE-2023-50326?

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

Vulnerability in IBM Powersc

CVE-2023-50326

IBM PowerSC 1.3, 2.0, and 2.1 uses an inadequate account lockout setting that could allow a remote attacker to brute force account credentials. IBM X-Force ID: 275107.

Published 2024-02-02 · last modified 2026-06-17.

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.

EPSS exploit prediction

EPSS: 0.007 (49.8th percentile), scored 2026-10-01.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 50th percentile — 49.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.007 · newest: 0.007 · change: 0.000

Affected products

IBM Powersc — versions 2.0, 1.3, 1.3, 2.0, 2.1

Weakness classification (CWE)

CWE-307 — Improper Restriction of Excessive Authentication Attempts

References

www.ibm.com/support/pages/node/7113759 (vendor-advisory, Patch, Vendor Advisory)
exchange.xforce.ibmcloud.com/vulnerabilities/275107 (VDB Entry, vdb-entry, Vendor Advisory)

Frequently asked questions

What is CVE-2023-50326?: CVE-2023-50326 is a high-severity vulnerability in IBM Powersc, classified under Improper Restriction of Excessive Authentication Attempts. CVSS score: 7.5/10. Published 2024-02-02.
How severe is CVE-2023-50326?: High severity. CVSS v3 base score is 7.5 out of 10.