CVE-2021-20556

Medium

Description

IBM Cognos Controller 10.4.1, 10.4.2, and 11.0.0 could allow a remote user to enumerate usernames due to differentiating error messages on existing usernames. IBM X-Force ID: 199181.

SeverityMedium

CVSS5.3

Exploit probability—

Product

Ibm Cognos Controller

PublishedMay 3, 2024

First seenMay 3, 2024

Weakness typeCWE-204CWE-204

How to fix

Vendor advisories

ibm.com/support/pages/node/7149876

Affected products

Product	Affected versions	Fixed in
ibm cognos_controller	10.4.1, 10.4.2, 11.0.0	—

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