CVE-2021-20455: IBM Cognos Controller information disclosure
First published: Mon Jan 06 2025(Updated: )
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.
Credit: psirt@us.ibm.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| IBM Cognos Controller | <=11.1.0 | |
| IBM Cognos Controller | <=11.0.0 - 11.0.1 |
Never miss a vulnerability like this again
Sign up to SecAlerts for real-time vulnerability data matched to your software, aggregated from hundreds of sources.
Reference Links
Frequently Asked Questions
What is the severity of CVE-2021-20455?
CVE-2021-20455 has been rated as a Medium severity vulnerability.
How do I fix CVE-2021-20455?
To fix CVE-2021-20455, upgrade IBM Cognos Controller to version 11.1.1 or later.
What are the potential impacts of CVE-2021-20455?
CVE-2021-20455 could allow remote attackers to obtain sensitive information from error messages.
Which versions are affected by CVE-2021-20455?
IBM Cognos Controller versions 11.0.0, 11.0.1, and IBM Controller version 11.1.0 are affected by CVE-2021-20455.
Is there a workaround for CVE-2021-20455?
There are no specific workarounds for CVE-2021-20455; upgrading to a patched version is recommended.
- agent/references
- agent/weakness
- agent/title
- agent/type
- collector/nvd-api
- source/NVD
- agent/author
- agent/severity
- collector/mitre-cve
- source/MITRE
- agent/last-modified-date
- agent/first-publish-date
- agent/event
- agent/description
- agent/softwarecombine
- agent/source
- agent/tags
- collector/ibm-support
- source/IBM
- agent/software-canonical-lookup
- agent/software-canonical-lookup-request
- vendor/ibm
- canonical/ibm cognos controller
- version/ibm cognos controller/11.1.0
- version/ibm cognos controller/11.0.0 - 11.0.1