{"id":"CVE-2020-5232","details":"A user who owns an ENS domain can set a trapdoor, allowing them to transfer ownership to another user, and later regain ownership without the new owners consent or awareness. A new ENS deployment is being rolled out that fixes this vulnerability in the ENS registry.","aliases":["GHSA-8f9f-pc5v-9r5h"],"modified":"2026-07-08T06:00:49.262127722Z","published":"2020-01-31T00:15:09.973Z","database_specific":{"unresolved_ranges":[{"extracted_events":[{"last_affected":"0.1.0"},{"last_affected":"0.1.0"}],"source":"CPE_RANGE","vendor_product":"ens.domains:ethereum_name_service","cpes":["cpe:2.3:a:ens.domains:ethereum_name_service:*:*:*:*:*:*:*:*"]}]},"references":[{"type":"ADVISORY","url":"https://github.com/ensdomains/ens/security/advisories/GHSA-8f9f-pc5v-9r5h"},{"type":"FIX","url":"https://github.com/ensdomains/ens/commit/36e10e71fcddcade88646821e0a57cc6c19e1ecf"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/ensdomains/ens","events":[{"introduced":"0"},{"fixed":"36e10e71fcddcade88646821e0a57cc6c19e1ecf"}],"database_specific":{"source":"REFERENCES"}}],"versions":["v0.3.0","v0.2.2","mainnet","ropsten"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-5232.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:N"}]}