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{"acknowledgement": "Red Hat would like to thank the Mozilla project for reporting this issue. Upstream acknowledges Kevin Higgs as the original reporter.", "bugzilla": {"description": "Mozilla: AppCache manifest poisoning due to url encoded character processing", "id": "1875241", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1875241"}, "csaw": false, "cvss3": {"cvss3_base_score": "6.5", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N", "status": "draft"}, "cwe": "CWE-138->CWE-22", "details": ["When \"%2F\" was present in a manifest URL, Firefox's AppCache behavior may have become confused and allowed a manifest to be served from a subdirectory. This could cause the appcache to be used to service requests for the top level directory. This vulnerability affects Firefox < 78."], "name": "CVE-2020-12415", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:5", "fix_state": "Not affected", "package_name": "thunderbird", "product_name": "Red Hat Enterprise Linux 5"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Not affected", "package_name": "thunderbird", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "thunderbird", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "thunderbird", "product_name": "Red Hat Enterprise Linux 8"}], "public_date": "2020-07-16T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2020-12415\nhttps://nvd.nist.gov/vuln/detail/CVE-2020-12415\nhttps://www.mozilla.org/en-US/security/advisories/mfsa2020-29/#CVE-2020-12415"], "threat_severity": "Important", "upstream_fix": "thunderbird 78"}