Vulnerability · Published May 3, 2024 · Assigned by ibm
CVE-2021-20556IBM Cognos Controller information disclosure
Medium 5.3
In plain English
A medium-severity security flaw in Cognos Controller from IBM. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.5% (higher than 40% of all known vulnerabilities).
Severity (CVSS 3.1)5.3Medium
Exploit odds (30 days)0.5%top 59.7% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official 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.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| IBM | Cognos Controller | 10.4.1, 10.4.2, 11.0.0 |
Weakness: CWE-204 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N