CVE-2021-20455

low-risk

Published 2025-01-07

IBM Cognos Controller 11.0.0 through 11.0.1 and IBM Controller 11.1.0 could allow a remote attacker to obtain sensitive information when a detailed technical error message is returned in the browser. This information could be used in further attacks against the system.

Do I need to act?

0.03% chance of exploitation

EPSS score — low exploit probability

Not on CISA KEV list

No confirmed active exploitation reported to CISA

Patch status unknown

Check vendor advisories for fix availability and mitigation guidance

CVSS 3.7/10 Low

NETWORK / HIGH complexity

Affected Products (2)

Cognos Controller

Controller

Affected Vendors

Ibm

References (1)

Vendor Advisory https://www.ibm.com/support/pages/node/7179163

/ 100

low-risk

Severity 13/34 · Low

Exploitability 0/34 · Minimal

Exposure 7/34 · Low