{"affected":[{"affectedData":[{"product":"Thunderbird","vendor":"Mozilla","versions":[{"lessThan":"102.10","status":"affected","version":"unspecified","versionType":"custom"}]},{"product":"Firefox ESR","vendor":"Mozilla","versions":[{"lessThan":"102.10","status":"affected","version":"unspecified","versionType":"custom"}]}],"source":"security@mozilla.org"}],"configurations":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:a:mozilla:firefox_esr:*:*:*:*:*:*:*:*","matchCriteriaId":"03736567-251A-4F75-992E-AB7C957FB587","versionEndExcluding":"102.10","vulnerable":true},{"criteria":"cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:*","matchCriteriaId":"7C8C9D9E-9BDA-475D-B7D6-10D1C6E9DD72","versionEndExcluding":"102.10","vulnerable":true}],"negate":false,"operator":"OR"}]}],"cveTags":[],"descriptions":[{"lang":"en","value":"Unexpected data returned from the Safe Browsing API could have led to memory corruption and a potentially exploitable crash. This vulnerability affects Thunderbird < 102.10 and Firefox ESR < 102.10."},{"lang":"es","value":"Datos inesperados devueltos por la API de Safe Browsing podrían haber provocado corrupción de memoria y un fallo potencialmente explotable. Esta vulnerabilidad afecta a Thunderbird anterior a 102.10 y Firefox ESR anterior a 102.10."}],"id":"CVE-2023-1945","lastModified":"2026-10-24T13:10:00.147","metrics":{"cvssMetricV31":[{"cvssData":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":6.5,"baseSeverity":"MEDIUM","confidentialityImpact":"NONE","integrityImpact":"NONE","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","version":"3.1"},"exploitabilityScore":2.8,"impactScore":3.6,"source":"nvd@nist.gov","type":"Primary"},{"cvssData":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":6.5,"baseSeverity":"MEDIUM","confidentialityImpact":"NONE","integrityImpact":"NONE","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","version":"3.1"},"exploitabilityScore":2.8,"impactScore":3.6,"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","type":"Secondary"}],"ssvcV203":[{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","ssvcData":{"id":"CVE-2023-1945","options":[{"exploitation":"none"},{"automatable":"no"},{"technicalImpact":"partial"}],"role":"CISA Coordinator","timestamp":"2025-01-09T16:55:03.707652Z","version":"2.0.3"}}]},"published":"2023-06-02T17:15:10.493","references":[{"source":"security@mozilla.org","tags":["Issue Tracking","Permissions Required","Vendor Advisory"],"url":"https://bugzilla.mozilla.org/show_bug.cgi?id=1777588"},{"source":"security@mozilla.org","tags":["Vendor Advisory"],"url":"https://www.mozilla.org/security/advisories/mfsa2023-14/"},{"source":"security@mozilla.org","tags":["Vendor Advisory"],"url":"https://www.mozilla.org/security/advisories/mfsa2023-15/"},{"source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Issue Tracking","Permissions Required","Vendor Advisory"],"url":"https://bugzilla.mozilla.org/show_bug.cgi?id=1777588"},{"source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Vendor Advisory"],"url":"https://www.mozilla.org/security/advisories/mfsa2023-14/"},{"source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Vendor Advisory"],"url":"https://www.mozilla.org/security/advisories/mfsa2023-15/"}],"sourceIdentifier":"security@mozilla.org","vulnStatus":"Modified","weaknesses":[{"description":[{"lang":"en","value":"CWE-787"}],"source":"nvd@nist.gov","type":"Primary"},{"description":[{"lang":"en","value":"CWE-787"}],"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","type":"Secondary"}]}