{"id":"ALPINE-CVE-2017-7843","details":"When Private Browsing mode is used, it is possible for a web worker to write persistent data to IndexedDB and fingerprint a user uniquely. IndexedDB should not be available in Private Browsing mode and this stored data will persist across multiple private browsing mode sessions because it is not cleared when exiting. This vulnerability affects Firefox ESR \u003c 52.5.2 and Firefox \u003c 57.0.1.","modified":"2026-11-03T06:30:57.601110655Z","published":"2018-06-11T21:29:11.920Z","upstream":["CVE-2017-7843"],"references":[{"type":"ADVISORY","url":"https://security.alpinelinux.org/vuln/CVE-2017-7843"}],"affected":[{"package":{"name":"firefox-esr","ecosystem":"Alpine:v3.10","purl":"pkg:apk/alpine/firefox-esr?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"52.5.2-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2017-7843.json"}},{"package":{"name":"firefox-esr","ecosystem":"Alpine:v3.11","purl":"pkg:apk/alpine/firefox-esr?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"52.5.2-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2017-7843.json"}},{"package":{"name":"firefox-esr","ecosystem":"Alpine:v3.12","purl":"pkg:apk/alpine/firefox-esr?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"52.5.2-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2017-7843.json"}},{"package":{"name":"firefox-esr","ecosystem":"Alpine:v3.13","purl":"pkg:apk/alpine/firefox-esr?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"52.5.2-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2017-7843.json"}},{"package":{"name":"firefox-esr","ecosystem":"Alpine:v3.14","purl":"pkg:apk/alpine/firefox-esr?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"52.5.2-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2017-7843.json"}},{"package":{"name":"firefox-esr","ecosystem":"Alpine:v3.15","purl":"pkg:apk/alpine/firefox-esr?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"52.5.2-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2017-7843.json"}},{"package":{"name":"firefox-esr","ecosystem":"Alpine:v3.16","purl":"pkg:apk/alpine/firefox-esr?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"52.5.2-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2017-7843.json"}},{"package":{"name":"firefox-esr","ecosystem":"Alpine:v3.17","purl":"pkg:apk/alpine/firefox-esr?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"52.5.2-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2017-7843.json"}},{"package":{"name":"firefox-esr","ecosystem":"Alpine:v3.18","purl":"pkg:apk/alpine/firefox-esr?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"52.5.2-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2017-7843.json"}},{"package":{"name":"firefox-esr","ecosystem":"Alpine:v3.19","purl":"pkg:apk/alpine/firefox-esr?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"52.5.2-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2017-7843.json"}},{"package":{"name":"firefox-esr","ecosystem":"Alpine:v3.20","purl":"pkg:apk/alpine/firefox-esr?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"52.5.2-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2017-7843.json"}},{"package":{"name":"firefox-esr","ecosystem":"Alpine:v3.21","purl":"pkg:apk/alpine/firefox-esr?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"52.5.2-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2017-7843.json"}},{"package":{"name":"firefox-esr","ecosystem":"Alpine:v3.22","purl":"pkg:apk/alpine/firefox-esr?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"52.5.2-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2017-7843.json"}},{"package":{"name":"firefox-esr","ecosystem":"Alpine:v3.23","purl":"pkg:apk/alpine/firefox-esr?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"52.5.2-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2017-7843.json"}},{"package":{"name":"firefox-esr","ecosystem":"Alpine:v3.7","purl":"pkg:apk/alpine/firefox-esr?ar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