CVE-2021-20538 Missing authorization in Cloud Pak for Security
Incorrect authorization mechanisms in IBM Cloud Pak for Security allow users to access sensitive information or perform unauthorized actions.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2021-20538?
CVE-2021-20538 is a medium-severity missing authorization vulnerability in Ibm Cloud Pak for Security, published on 10 May 2021. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
IBM Cloud Pak for Security (CP4S) 1.5.0.0 and 1.5.0.1 could allow a user to obtain sensitive information or perform actions they should not have access to due to incorrect authorization mechanisms. IBM X-Force ID: 198919.
Weakness: CWE-863
Which versions are affected by CVE-2021-20538?
It affects 1 product.
Products include Ibm Cloud Pak for Security.
How do I fix CVE-2021-20538?
No fix has been published for CVE-2021-20538 yet. Limit exposure of the affected software until one is available.
Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.
Is CVE-2021-20538 being exploited?
There is no known exploitation of CVE-2021-20538 in the wild and no public exploit code.
Other vulnerabilities in Ibm Cloud Pak for Security
- CVE-2025-25022 IBM QRadar Suite Software and IBM Cloud Pak for Security information disclosure
- CVE-2021-29696 Command injection in Cloud Pak for Security
- CVE-2025-25021 IBM QRadar Suite Software and IBM Cloud Pak for Security code injection
- CVE-2023-47726 IBM QRadar Suite improper input validation
- CVE-2022-38385 Missing authorization in Cloud Pak for Security
Sources
Also known as GHSA-r4xw-2898-q2r3.