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{"acknowledgement": "Red Hat would like to thank the Mozilla project for reporting this issue. Upstream acknowledges Anne van Kesteren and Karl Tomlinson as the original reporter.", "affected_release": [{"advisory": "RHSA-2022:8552", "cpe": "cpe:/o:redhat:enterprise_linux:7", "package": "firefox-0:102.5.0-1.el7_9", "product_name": "Red Hat Enterprise Linux 7", "release_date": "2022-11-21T00:00:00Z"}, {"advisory": "RHSA-2022:8555", "cpe": "cpe:/o:redhat:enterprise_linux:7", "package": "thunderbird-0:102.5.0-2.el7_9", "product_name": "Red Hat Enterprise Linux 7", "release_date": "2022-11-21T00:00:00Z"}, {"advisory": "RHSA-2022:8547", "cpe": "cpe:/a:redhat:enterprise_linux:8", "package": "thunderbird-0:102.5.0-2.el8_7", "product_name": "Red Hat Enterprise Linux 8", "release_date": "2022-11-21T00:00:00Z"}, {"advisory": "RHSA-2022:8554", "cpe": "cpe:/a:redhat:enterprise_linux:8", "package": "firefox-0:102.5.0-1.el8_7", "product_name": "Red Hat Enterprise Linux 8", "release_date": "2022-11-21T00:00:00Z"}, {"advisory": "RHSA-2022:8553", "cpe": "cpe:/a:redhat:rhel_e4s:8.1", "package": "firefox-0:102.5.0-1.el8_1", "product_name": "Red Hat Enterprise Linux 8.1 Update Services for SAP Solutions", "release_date": "2022-11-21T00:00:00Z"}, {"advisory": "RHSA-2022:8556", "cpe": "cpe:/a:redhat:rhel_e4s:8.1", "package": "thunderbird-0:102.5.0-2.el8_1", "product_name": "Red Hat Enterprise Linux 8.1 Update Services for SAP Solutions", "release_date": "2022-11-21T00:00:00Z"}, {"advisory": "RHSA-2022:8543", "cpe": "cpe:/a:redhat:rhel_aus:8.2", "package": "thunderbird-0:102.5.0-2.el8_2", "product_name": "Red Hat Enterprise Linux 8.2 Advanced Update Support", "release_date": "2022-11-21T00:00:00Z"}, {"advisory": "RHSA-2022:8550", "cpe": "cpe:/a:redhat:rhel_aus:8.2", "package": "firefox-0:102.5.0-1.el8_2", "product_name": "Red Hat Enterprise Linux 8.2 Advanced Update Support", "release_date": "2022-11-21T00:00:00Z"}, {"advisory": "RHSA-2022:8543", "cpe": "cpe:/a:redhat:rhel_tus:8.2", "package": "thunderbird-0:102.5.0-2.el8_2", "product_name": "Red Hat Enterprise Linux 8.2 Telecommunications Update Service", "release_date": "2022-11-21T00:00:00Z"}, {"advisory": "RHSA-2022:8550", "cpe": "cpe:/a:redhat:rhel_tus:8.2", "package": "firefox-0:102.5.0-1.el8_2", "product_name": "Red Hat Enterprise Linux 8.2 Telecommunications Update Service", "release_date": "2022-11-21T00:00:00Z"}, {"advisory": "RHSA-2022:8543", "cpe": "cpe:/a:redhat:rhel_e4s:8.2", "package": "thunderbird-0:102.5.0-2.el8_2", "product_name": "Red Hat Enterprise Linux 8.2 Update Services for SAP Solutions", "release_date": "2022-11-21T00:00:00Z"}, {"advisory": "RHSA-2022:8550", "cpe": "cpe:/a:redhat:rhel_e4s:8.2", "package": "firefox-0:102.5.0-1.el8_2", "product_name": "Red Hat Enterprise Linux 8.2 Update Services for SAP Solutions", "release_date": "2022-11-21T00:00:00Z"}, {"advisory": "RHSA-2022:8544", "cpe": "cpe:/a:redhat:rhel_eus:8.4", "package": "thunderbird-0:102.5.0-2.el8_4", "product_name": "Red Hat Enterprise Linux 8.4 Extended Update Support", "release_date": "2022-11-21T00:00:00Z"}, {"advisory": "RHSA-2022:8549", "cpe": "cpe:/a:redhat:rhel_eus:8.4", "package": "firefox-0:102.5.0-1.el8_4", "product_name": "Red Hat Enterprise Linux 8.4 Extended Update Support", "release_date": "2022-11-21T00:00:00Z"}, {"advisory": "RHSA-2022:8545", "cpe": "cpe:/a:redhat:rhel_eus:8.6", "package": "thunderbird-0:102.5.0-2.el8_6", "product_name": "Red Hat Enterprise Linux 8.6 Extended Update Support", "release_date": "2022-11-21T00:00:00Z"}, {"advisory": "RHSA-2022:8548", "cpe": "cpe:/a:redhat:rhel_eus:8.6", "package": "firefox-0:102.5.0-1.el8_6", "product_name": "Red Hat Enterprise Linux 8.6 Extended Update Support", "release_date": "2022-11-21T00:00:00Z"}, {"advisory": "RHSA-2022:8561", "cpe": "cpe:/a:redhat:enterprise_linux:9", "package": "thunderbird-0:102.5.0-2.el9_1", "product_name": "Red Hat Enterprise Linux 9", "release_date": "2022-11-21T00:00:00Z"}, {"advisory": "RHSA-2022:8580", "cpe": "cpe:/a:redhat:enterprise_linux:9", "package": "firefox-0:102.5.0-1.el9_1", "product_name": "Red Hat Enterprise Linux 9", "release_date": "2022-11-22T00:00:00Z"}, {"advisory": "RHSA-2022:8979", "cpe": "cpe:/a:redhat:rhel_eus:9.0", "package": "firefox-0:102.5.0-1.el9_0", "product_name": "Red Hat Enterprise Linux 9.0 Extended Update Support", "release_date": "2022-12-13T00:00:00Z"}, {"advisory": "RHSA-2022:8980", "cpe": "cpe:/a:redhat:rhel_eus:9.0", "package": "thunderbird-0:102.5.0-2.el9_0", "product_name": "Red Hat Enterprise Linux 9.0 Extended Update Support", "release_date": "2022-12-13T00:00:00Z"}], "bugzilla": {"description": "Mozilla: Service Workers might have learned size of cross-origin media files", "id": "2143197", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2143197"}, "csaw": false, "cvss3": {"cvss3_base_score": "7.5", "cvss3_scoring_vector": "CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H", "status": "verified"}, "cwe": "CWE-829", "details": ["Service Workers should not be able to infer information about opaque cross-origin responses; but timing information for cross-origin media combined with Range requests might have allowed them to determine the presence or length of a media file. This vulnerability affects Firefox ESR < 102.5, Thunderbird < 102.5, and Firefox < 107.", "The Mozilla Foundation Security Advisory describes this flaw as: Service Workers should not be able to infer information about opaque cross-origin responses; but timing information for cross-origin media combined with Range requests might have allowed them to determine the presence or length of a media file."], "name": "CVE-2022-45403", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Out of support scope", "package_name": "firefox", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Out of support scope", "package_name": "thunderbird", "product_name": "Red Hat Enterprise Linux 6"}], "public_date": "2022-11-15T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2022-45403\nhttps://nvd.nist.gov/vuln/detail/CVE-2022-45403\nhttps://www.mozilla.org/en-US/security/advisories/mfsa2022-48/#CVE-2022-45403\nhttps://www.mozilla.org/en-US/security/advisories/mfsa2022-49/#CVE-2022-45403"], "threat_severity": "Important"}