What is CVE-2018-1550?

CVE-2018-1550 is a medium-severity vulnerability in IBM Spectrum Protect, classified under Improper Privilege Management. CVSS score: 6.2/10. Published 2018-09-26.

How severe is CVE-2018-1550?

Medium severity. CVSS v3 base score is 6.2 out of 10.

Privilege escalation in IBM Spectrum Protect

CVE-2018-1550

IBM Spectrum Protect 7.1 and 8.1 could allow a local user to corrupt or delete highly sensitive information that would cause a denial of service to other users. IBM X-Force ID: 142696.

Vulnerability class: Privilege Escalation

Published 2018-09-26 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.2 (Medium). Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.003 (21.2th percentile), scored 2026-11-01.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 21st percentile — 21.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000

Affected products

Weakness classification (CWE)

CWE-269 — Improper Privilege Management

References

exchange.xforce.ibmcloud.com/vulnerabilities/142696 (VDB Entry, vdb-entry, Vendor Advisory)
www.ibm.com/support/docview.wss (Patch, Vendor Advisory)

Frequently asked questions

What is CVE-2018-1550?: CVE-2018-1550 is a medium-severity vulnerability in IBM Spectrum Protect, classified under Improper Privilege Management. CVSS score: 6.2/10. Published 2018-09-26.
How severe is CVE-2018-1550?: Medium severity. CVSS v3 base score is 6.2 out of 10.