CVE-2021-4247 OWASP NodeGoat Query Parameter research.js denial of service
Remote attackers can cause a denial of service in OWASP NodeGoat via the query parameter handler in research.js.
- 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-2021-4247?
CVE-2021-4247 is a medium-severity denial of service vulnerability in OWASP NodeGoat, published on 18 Dec 2022. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
A vulnerability has been found in OWASP NodeGoat and classified as problematic. This vulnerability affects unknown code of the file app/routes/research.js of the component Query Parameter Handler. The manipulation leads to denial of service. The attack can be initiated remotely. The name of the patch is 4a4d1db74c63fb4ff8d366551c3af006c25ead12. It is recommended to apply a patch to fix this issue. The identifier of this vulnerability is VDB-216184.
Weakness: CWE-404
Which versions are affected by CVE-2021-4247?
It affects 1 product.
Products include Owasp Nodegoat.
How do I fix CVE-2021-4247?
No fix has been published for CVE-2021-4247 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-2021-4247 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2021-4247 exists.
Sources
Also known as GHSA-45xc-w9gq-g735.