CVE-2020-4520 Cross-site scripting in Cognos Analytics
Remote attackers can inject malicious HTML into IBM Cognos Analytics, allowing code execution in the context of authenticated victims.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2020-4520?
CVE-2020-4520 is a high-severity cross-site scripting vulnerability in Ibm Cognos Analytics, published on 31 May 2021. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.
Official description
IBM Cognos Analytics 11.0 and 11.1 could allow a remote attacker to inject malicious HTML code that when viewed by the authenticated victim would execute the code. IBM X-Force ID: 182395.
Weakness: CWE-79
Which versions are affected by CVE-2020-4520?
It affects 2 products.
Products include Ibm Cognos Analytics, Netapp Oncommand Insight.
How do I fix CVE-2020-4520?
No fix has been published for CVE-2020-4520 yet. Limit exposure of the affected software until one is available.
Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.
Is CVE-2020-4520 being exploited?
There is no known exploitation of CVE-2020-4520 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-wxh8-g87c-56gx.