What is CVE-2018-1433?

CVE-2018-1433 is a high-severity vulnerability in IBM San Volume Controller, classified under Information Disclosure. CVSS score: 7.5/10. Published 2018-05-17.

How severe is CVE-2018-1433?

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

Information disclosure in IBM San Volume Controller

CVE-2018-1433

IBM SAN Volume Controller, IBM Storwize, IBM Spectrum Virtualize and IBM FlashSystem products ( 6.1, 6.2, 6.3, 6.4, 7.1, 7.2, 7.3, 7.4, 7.5, 7.6, 7.6.1, 7.7, 7.7.1, 7.8, 7.8.1, 8.1, and 8.1.1) web handler /DownloadFile does not require authentication to read arbitrary files from the system. IBM X-Force ID: 139473.

Vulnerability class: Information Disclosure

Published 2018-05-17 · 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: 0.025 (84.6th percentile), scored 2026-10-24.

Low probability of exploitation in the next 30 days, but still tracked. 85th percentile — 84.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.025 · newest: 0.025 · change: 0.000

Affected products

Weakness classification (CWE)

CWE-200 — Information Disclosure

References

exchange.xforce.ibmcloud.com/vulnerabilities/139473 (VDB Entry, vdb-entry, Vendor Advisory)
www.ibm.com/support/docview.wss (Vendor Advisory)
www.securityfocus.com/bid/104349 (VDB Entry, Third Party Advisory, vdb-entry)
www.ibm.com/support/docview.wss (Vendor Advisory)
www.ibm.com/support/docview.wss (Vendor Advisory)

Frequently asked questions

What is CVE-2018-1433?: CVE-2018-1433 is a high-severity vulnerability in IBM San Volume Controller, classified under Information Disclosure. CVSS score: 7.5/10. Published 2018-05-17.
How severe is CVE-2018-1433?: High severity. CVSS v3 base score is 7.5 out of 10.