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{"acknowledgement": "Red Hat would like to thank the Mozilla project for reporting this issue. Upstream acknowledges Matheus Vrech as the original reporter.", "bugzilla": {"description": "Mozilla: @import statements in CSS could bypass the Content Security Policy nonce feature", "id": "1829345", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1829345"}, "csaw": false, "cvss3": {"cvss3_base_score": "5.3", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N", "status": "draft"}, "cwe": "CWE-284", "details": ["When protecting CSS blocks with the nonce feature of Content Security Policy, the @import statement in the CSS block could allow an attacker to inject arbitrary styles, bypassing the intent of the Content Security Policy. This vulnerability affects Firefox < 74."], "name": "CVE-2020-6813", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:5", "fix_state": "Out of support scope", "package_name": "firefox", "product_name": "Red Hat Enterprise Linux 5"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Will not fix", "package_name": "firefox", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Will not fix", "package_name": "firefox", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Will not fix", "package_name": "firefox", "product_name": "Red Hat Enterprise Linux 8"}], "public_date": "2020-03-10T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2020-6813\nhttps://nvd.nist.gov/vuln/detail/CVE-2020-6813\nhttps://www.mozilla.org/en-US/security/advisories/mfsa2020-08/#CVE-2020-6813"], "threat_severity": "Low", "upstream_fix": "firefox 74"}