{"dataType": "CVE_RECORD", "dataVersion": "5.0", "cveMetadata": {"state": "PUBLISHED", "cveId": "CVE-2022-40956", "assignerOrgId": "f16b083a-5664-49f3-a51e-8d479e5ed7fe", "assignerShortName": "mozilla", "dateUpdated": "2022-12-22T00:00:00", "dateReserved": "2022-09-19T00:00:00", "datePublished": "2022-12-22T00:00:00"}, "containers": {"cna": {"providerMetadata": {"orgId": "f16b083a-5664-49f3-a51e-8d479e5ed7fe", "shortName": "mozilla", "dateUpdated": "2022-12-22T00:00:00"}, "descriptions": [{"lang": "en", "value": "When injecting an HTML base element, some requests would ignore the CSP's base-uri settings and accept the injected element's base instead. This vulnerability affects Firefox ESR < 102.3, Thunderbird < 102.3, and Firefox < 105."}], "affected": [{"vendor": "Mozilla", "product": "Firefox ESR", "versions": [{"version": "unspecified", "lessThan": "102.3", "status": "affected", "versionType": "custom"}]}, {"vendor": "Mozilla", "product": "Thunderbird", "versions": [{"version": "unspecified", "lessThan": "102.3", "status": "affected", "versionType": "custom"}]}, {"vendor": "Mozilla", "product": "Firefox", "versions": [{"version": "unspecified", "lessThan": "105", "status": "affected", "versionType": "custom"}]}], "references": [{"url": "https://www.mozilla.org/security/advisories/mfsa2022-40/"}, {"url": "https://www.mozilla.org/security/advisories/mfsa2022-41/"}, {"url": "https://www.mozilla.org/security/advisories/mfsa2022-42/"}, {"url": "https://bugzilla.mozilla.org/show_bug.cgi?id=1770094"}], "problemTypes": [{"descriptions": [{"type": "text", "lang": "en", "description": "Content-Security-Policy base-uri bypass"}]}]}}}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*", "matchCriteriaId": "B117A240-56A6-4045-93C4-09722ED3A3B8", "versionEndExcluding": "105.0", "vulnerable": true}, {"criteria": "cpe:2.3:a:mozilla:firefox_esr:*:*:*:*:*:*:*:*", "matchCriteriaId": "D7DB7A5C-E118-4ABD-AE52-33AAA899B36D", "versionEndExcluding": "102.3", "vulnerable": true}, {"criteria": "cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:*", "matchCriteriaId": "E9DE429C-DF44-4398-8358-16F6126599E0", "versionEndExcluding": "102.3", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "descriptions": [{"lang": "en", "value": "When injecting an HTML base element, some requests would ignore the CSP's base-uri settings and accept the injected element's base instead. This vulnerability affects Firefox ESR < 102.3, Thunderbird < 102.3, and Firefox < 105."}, {"lang": "es", "value": "Al inyectar un elemento base HTML, algunas solicitudes ignorar\u00edan la configuraci\u00f3n de uri base del CSP y aceptar\u00edan la base del elemento inyectado. Esta vulnerabilidad afecta a Firefox ESR &lt; 102.3, Thunderbird &lt; 102.3 y Firefox &lt; 105."}], "id": "CVE-2022-40956", "lastModified": "2022-12-30T22:14:03.737", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 6.1, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 2.7, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2022-12-22T20:15:38.693", "references": [{"source": "security@mozilla.org", "tags": ["Issue Tracking", "Permissions Required", "Vendor Advisory"], "url": "https://bugzilla.mozilla.org/show_bug.cgi?id=1770094"}, {"source": "security@mozilla.org", "tags": ["Vendor Advisory"], "url": "https://www.mozilla.org/security/advisories/mfsa2022-40/"}, {"source": "security@mozilla.org", "tags": ["Vendor Advisory"], "url": "https://www.mozilla.org/security/advisories/mfsa2022-41/"}, {"source": "security@mozilla.org", "tags": ["Vendor Advisory"], "url": "https://www.mozilla.org/security/advisories/mfsa2022-42/"}], "sourceIdentifier": "security@mozilla.org", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-79"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{}