What is CVE-2018-1842?

CVE-2018-1842 is a low-severity vulnerability in IBM Cognos Analytics, classified under Improper Verification of Cryptographic Signature. CVSS score: 3.6/10. Published 2018-11-09.

How severe is CVE-2018-1842?

Low severity. CVSS v3 base score is 3.6 out of 10.

Vulnerability in IBM Cognos Analytics

CVE-2018-1842

IBM Cognos Analytics 11 Configuration tool, under certain circumstances, will bypass OIDC namespace signature verification on its id_token. IBM X-Force ID: 150902.

Published 2018-11-09 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 3.6 (Low). Vector: CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.003 (16.3th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 16th percentile — 16.3% 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-347 — Improper Verification of Cryptographic Signature

References

exchange.xforce.ibmcloud.com/vulnerabilities/150902 (VDB Entry, vdb-entry, Vendor Advisory)
www.ibm.com/support/docview.wss (Patch, Vendor Advisory)
www.securitytracker.com/id/1042031 (VDB Entry, Third Party Advisory, vdb-entry)
security.netapp.com/advisory/ntap-20190401-0003/ (Third Party Advisory)
security.netapp.com/advisory/ntap-20190329-0003/ (Broken Link)

Frequently asked questions

What is CVE-2018-1842?: CVE-2018-1842 is a low-severity vulnerability in IBM Cognos Analytics, classified under Improper Verification of Cryptographic Signature. CVSS score: 3.6/10. Published 2018-11-09.
How severe is CVE-2018-1842?: Low severity. CVSS v3 base score is 3.6 out of 10.