{"id":"DEBIAN-CVE-2018-20200","details":"CertificatePinner.java in OkHttp 3.x through 3.12.0 allows man-in-the-middle attackers to bypass certificate pinning by changing SSLContext and the boolean values while hooking the application. NOTE: This id is disputed because some parties don't consider this is a vulnerability. Their rationale can be found in https://github.com/square/okhttp/issues/4967","modified":"2025-12-28T16:43:25.740423Z","published":"2019-04-18T19:29:01.347Z","withdrawn":"2025-12-28T16:43:25.740423Z","upstream":["CVE-2018-20200"],"references":[{"type":"ADVISORY","url":"https://security-tracker.debian.org/tracker/CVE-2018-20200"}],"affected":[{"package":{"name":"libokhttp-java","ecosystem":"Debian:11","purl":"pkg:deb/debian/libokhttp-java?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["3.13.1-2","3.13.1-3","3.13.1-3~bpo11+1","3.13.1-4"],"ecosystem_specific":{"urgency":"unimportant"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2018-20200.json"}},{"package":{"name":"libokhttp-java","ecosystem":"Debian:12","purl":"pkg:deb/debian/libokhttp-java?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["3.13.1-3","3.13.1-4"],"ecosystem_specific":{"urgency":"unimportant"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2018-20200.json"}},{"package":{"name":"libokhttp-java","ecosystem":"Debian:13","purl":"pkg:deb/debian/libokhttp-java?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["3.13.1-4"],"ecosystem_specific":{"urgency":"unimportant"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2018-20200.json"}},{"package":{"name":"libokhttp-java","ecosystem":"Debian:14","purl":"pkg:deb/debian/libokhttp-java?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["3.13.1-4"],"ecosystem_specific":{"urgency":"unimportant"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2018-20200.json"}}],"schema_version":"1.7.3","severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N"}]}