CVE-2020-4388

Severity: high (CVSS 8.2 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.3% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2020-10-12 · updated 2026-06-17
Weakness: CWE-755

Description

IBM Cognos Analytics 11.0 and 11.1 could be vulnerable to a denial of service attack by failing to catch exceptions in a servlet also exposing debug information could also be used in future attacks. IBM X-Force ID: 179270.

Affected products

IBM Cognos Analytics: from 11.0.0 before 11.0.13; from 11.1.0 through 11.1.7; 11.0.13, 11.0.13-fixpack1, 11.0.13-fixpack2 — fixed in 11.0.13

How to fix

Upgrade to a fixed version: IBM Cognos Analytics 11.0.13. Check the vendor advisory for mitigations.

References

https://exchange.xforce.ibmcloud.com/vulnerabilities/179270
https://www.ibm.com/support/pages/node/6346922
https://exchange.xforce.ibmcloud.com/vulnerabilities/179270
https://www.ibm.com/support/pages/node/6346922

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