CVE-2020-4838 Cross-site scripting in API Connect
Stored XSS in IBM API Connect allows attackers to inject JavaScript, potentially stealing credentials from trusted sessions.
- 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-2020-4838?
CVE-2020-4838 is a medium-severity cross-site scripting vulnerability in Ibm Api Connect, published on 12 Jan 2021. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
IBM API Connect 5.0.0.0 through 5.0.8.10 is vulnerable to stored cross-site scripting. This vulnerability allows users to embed arbitrary JavaScript code in the Web UI thus altering the intended functionality potentially leading to credentials disclosure within a trusted session. IBM X-Force ID: 190036.
Weakness: CWE-79
Which versions are affected by CVE-2020-4838?
It affects 1 product.
Products include Ibm Api Connect.
How do I fix CVE-2020-4838?
No fix has been published for CVE-2020-4838 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-2020-4838 being exploited?
There is no known exploitation of CVE-2020-4838 in the wild and no public exploit code.
Other vulnerabilities in Ibm Api Connect
Sources
Also known as GHSA-j9qv-h9xj-hx5p.