CVE-2018-1842: IBM Cognos Analytics 11 Configuration tool, under certain circumstances, will bypass OIDC namespace signatu...

Security readout for executives and security teams

CVE-2018-1842 is a low-severity IBM Cognos Analytics 11 issue where the Configuration tool may skip signature verification for an OIDC id_token in some circumstances. That could weaken trust in authentication data, but the published CVSS indicates local access, low privileges, and high attack complexity are required. Exposure is most likely in organizations running IBM Cognos Analytics 11 with OIDC namespace configuration. Internet-facing application presence alone is not enough evidence of exposure because the CVSS vector indicates local attack access to the Configuration tool context. Handle during normal vulnerability remediation unless Cognos administration hosts are weakly controlled or OIDC is business-critical. Prioritize confirmation of affected Cognos 11 deployments and application of IBM guidance over emergency response. Mitigation focus: Check IBM advisory for the supported fix, workaround, or affected fix levels.; Update IBM Cognos Analytics 11 according to IBM guidance.; Restrict access to Cognos Configuration tool to authorized administrators only..

Prepared

Jun 1, 2026, 15:04 UTC (UTC+00:00)

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.