CVE-2020-36517
HIGHCVSS 7.5/10EPSS 2.85%
Last modified
CVE-2020-36517 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. An information leak in Nabu Casa Home Assistant Operating System and Home Assistant Supervised 2022.03 allows a DNS operator to gain knowledge about internal network resources via the hardcoded DNS resolver configuration.. EPSS estimates a 2.85% chance of exploitation in the next 30 days.
Description
An information leak in Nabu Casa Home Assistant Operating System and Home Assistant Supervised 2022.03 allows a DNS operator to gain knowledge about internal network resources via the hardcoded DNS resolver configuration.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Home-Assistant | Home-Assistant | 2022.03 |
References
- https://community.home-assistant.io/t/ha-os-dns-setting-configuration-not-respected/356572Exploit, Issue Tracking, Vendor Advisory
- https://github.com/home-assistant/plugin-dns/issues/17Third Party Advisory
- https://github.com/home-assistant/plugin-dns/issues/20Exploit, Issue Tracking, Third Party Advisory
- https://github.com/home-assistant/plugin-dns/issues/22Issue Tracking, Third Party Advisory
- https://github.com/home-assistant/plugin-dns/issues/50Exploit, Issue Tracking, Third Party Advisory
- https://github.com/home-assistant/plugin-dns/issues/51Exploit, Issue Tracking, Third Party Advisory
- https://github.com/home-assistant/plugin-dns/issues/53Exploit, Third Party Advisory
- https://github.com/home-assistant/plugin-dns/issues/54Exploit, Third Party Advisory
- https://github.com/home-assistant/plugin-dns/issues/6Exploit, Third Party Advisory
- https://github.com/home-assistant/plugin-dns/issues/64Exploit, Third Party Advisory
- https://github.com/home-assistant/plugin-dns/issues/70Exploit, Third Party Advisory
- https://github.com/home-assistant/plugin-dns/pull/55Exploit, Patch, Third Party Advisory
- https://github.com/home-assistant/plugin-dns/pull/56Exploit, Issue Tracking, Third Party Advisory
- https://github.com/home-assistant/plugin-dns/pull/58Patch, Third Party Advisory
- https://github.com/home-assistant/plugin-dns/pull/59Issue Tracking, Patch, Third Party Advisory
- https://community.home-assistant.io/t/ha-os-dns-setting-configuration-not-respected/356572Exploit, Issue Tracking, Vendor Advisory
- https://github.com/home-assistant/plugin-dns/issues/17Third Party Advisory
- https://github.com/home-assistant/plugin-dns/issues/20Exploit, Issue Tracking, Third Party Advisory
- https://github.com/home-assistant/plugin-dns/issues/22Issue Tracking, Third Party Advisory
- https://github.com/home-assistant/plugin-dns/issues/50Exploit, Issue Tracking, Third Party Advisory
- https://github.com/home-assistant/plugin-dns/issues/51Exploit, Issue Tracking, Third Party Advisory
- https://github.com/home-assistant/plugin-dns/issues/53Exploit, Third Party Advisory
- https://github.com/home-assistant/plugin-dns/issues/54Exploit, Third Party Advisory
- https://github.com/home-assistant/plugin-dns/issues/6Exploit, Third Party Advisory
- https://github.com/home-assistant/plugin-dns/issues/64Exploit, Third Party Advisory
- https://github.com/home-assistant/plugin-dns/issues/70Exploit, Third Party Advisory
- https://github.com/home-assistant/plugin-dns/pull/55Exploit, Patch, Third Party Advisory
- https://github.com/home-assistant/plugin-dns/pull/56Exploit, Issue Tracking, Third Party Advisory
- https://github.com/home-assistant/plugin-dns/pull/58Patch, Third Party Advisory
- https://github.com/home-assistant/plugin-dns/pull/59Issue Tracking, Patch, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2020-36517?
An information leak in Nabu Casa Home Assistant Operating System and Home Assistant Supervised 2022.03 allows a DNS operator to gain knowledge about internal network resources via the hardcoded DNS resolver configuration.
How severe is CVE-2020-36517?
CVE-2020-36517 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 2.85% probability of exploitation in the next 30 days.
How do I fix CVE-2020-36517?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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Are you affected by CVE-2020-36517?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST