CVE-2021-20464 Denial of service in Cognos Analytics
A malicious authenticated user can cause a denial of service in IBM Cognos Analytics via an XML Bomb attack.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2021-20464?
CVE-2021-20464 is a medium-severity denial of service vulnerability in Ibm Cognos Analytics, published on 22 Apr 2022. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
IBM Cognos Analytics PowerPlay (IBM Cognos Analytics 11.1.7, 11.2.0, and 11.1.7) could be vulnerable to an XML Bomb attack by a malicious authenticated user. IBM X-Force ID: 196813.
Weakness: CWE-776
Which versions are affected by CVE-2021-20464?
It affects 2 products.
Products include Ibm Cognos Analytics, Netapp Oncommand Insight.
How do I fix CVE-2021-20464?
No fix has been published for CVE-2021-20464 yet. Limit exposure of the affected software until one is available.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2021-20464 being exploited?
There is no known exploitation of CVE-2021-20464 in the wild and no public exploit code.
Other vulnerabilities in Ibm Cognos Analytics
- CVE-2020-4561 Missing authorization in Cognos Analytics
- CVE-2024-51466 IBM Cognos Analytics expression language injection
- CVE-2021-29679 Code injection in Cognos Analytics
- CVE-2024-25047 IBM Cognos Analytics log injection
- CVE-2018-1721 IBM Cognos Analytics 11.0 and 11.1 is vulnerable to a XML External Entity Injection (XXE) attack when processing XML data.
Sources
Also known as GHSA-6cvg-3r48-6prg.