CVE-2020-27358 Missing authorization in n/a
Non-privileged users can access other users' conversation threads by manipulating the thread ID parameter in the CSV export feature.
- 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-2020-27358?
CVE-2020-27358 is a medium-severity missing authorization vulnerability in n/a, published on 31 Oct 2020. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
An issue was discovered in REDCap 8.11.6 through 9.x before 10. The messenger's CSV feature (that allows users to export their conversation threads as CSV) allows non-privileged users to export one another's conversation threads by changing the thread_id parameter in the request to the endpoint Messenger/messenger_download_csv.php?title=Hey&thread_id={THREAD_ID}.
Weakness: CWE-276
Which versions are affected by CVE-2020-27358?
It affects 1 product.
Products include Vanderbilt Redcap.
How do I fix CVE-2020-27358?
No fix has been published for CVE-2020-27358 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-2020-27358 being exploited?
There is no known exploitation of CVE-2020-27358 in the wild and no public exploit code.
Public exploit code: 1 proofs of concept on GitHub.
Other vulnerabilities in n/a
Sources
Also known as GHSA-3f4q-q2jq-qg34.