CVE-2020-4740 Cross-site scripting in InfoSphere Information Server
Remote attackers can inject malicious HTML into IBM InfoSphere Information Server, leading to script execution in victims' browsers.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2020-4740?
CVE-2020-4740 is a medium-severity cross-site scripting vulnerability in Ibm Infosphere Information Server, published on 12 Oct 2020. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Official description
IBM InfoSphere Information Server 11.5 and 11.7 is vulnerable to HTML injection. A remote attacker could inject malicious HTML code, which when viewed, would be executed in the victim's Web browser within the security context of the hosting site. IBM X-Force ID: 188150.
Weakness: CWE-79
Which versions are affected by CVE-2020-4740?
It affects 1 product.
Products include Ibm Infosphere Information Server.
How do I fix CVE-2020-4740?
No fix has been published for CVE-2020-4740 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-2020-4740 being exploited?
There is no known exploitation of CVE-2020-4740 in the wild and no public exploit code.
Other vulnerabilities in Ibm Infosphere Information Server
Sources
Also known as GHSA-wpvg-x3c6-pj76.