CVE-2017-20217 Serviio PRO 1.8 REST API Information Disclosure
Unauthenticated attackers can access sensitive configuration data via the REST API due to missing authorization checks in Serviio PRO.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2017-20217?
CVE-2017-20217 is a high-severity missing authorization vulnerability in Serviio PRO, published on 15 Mar 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Serviio PRO 1.8 contains an information disclosure vulnerability due to improper access control enforcement in the Configuration REST API that allows unauthenticated attackers to access sensitive information. Remote attackers can send specially crafted requests to the REST API endpoints to retrieve potentially sensitive configuration data without authentication.
Weakness: CWE-306
Which versions are affected by CVE-2017-20217?
How do I fix CVE-2017-20217?
No fix has been published for CVE-2017-20217 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-2017-20217 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2017-20217 exists.
Sources
Also known as GHSA-7pm8-r7x9-q9j5.