CVE-2023-49339 Missing authorization in n/a
Attackers can access other students' card data by modifying the bannerId parameter in the student self-service endpoint.
- 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-2023-49339?
CVE-2023-49339 is a medium-severity missing authorization vulnerability in n/a, published on 13 Feb 2024. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
Ellucian Banner 9.17 allows Insecure Direct Object Reference (IDOR) via a modified bannerId to the /StudentSelfService/ssb/studentCard/retrieveData endpoint.
Weakness: CWE-639
Which versions are affected by CVE-2023-49339?
It affects 1 product.
Products include Ellucian Banner.
How do I fix CVE-2023-49339?
No fix has been published for CVE-2023-49339 yet. Limit exposure of the affected software until one is available.
Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.
Is CVE-2023-49339 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2023-49339 exists.
Public exploit code: 1 proofs of concept on GitHub.
Sources
Also known as GHSA-m839-rvvg-g25r.