{"id":"CVE-2017-7763","state":"PUBLISHED","title":"Default fonts on OS X display some Tibetan characters as whitespace. When used in the addressbar as part of an IDN this can be used for domain name spoofing attacks. Note: This att","description":"Default fonts on OS X display some Tibetan characters as whitespace. When used in the addressbar as part of an IDN this can be used for domain name spoofing attacks. Note: This attack only affects OS X operating systems. Other operating systems are unaffected. This vulnerability affects Firefox < 54, Firefox ESR < 52.2, and Thunderbird < 52.2.","publishedAt":"2018-06-11T21:00:00.000Z","updatedAt":"2024-08-05T16:12:28.417Z","severity":null,"assigner":"mozilla","products":["Mozilla Firefox","Mozilla Firefox ESR","Mozilla Thunderbird"],"affected":[{"vendor":"Mozilla","product":"Firefox","versions":[{"version":"unspecified","status":"affected","lessThan":"54","versionType":"custom"}]},{"vendor":"Mozilla","product":"Firefox ESR","versions":[{"version":"unspecified","status":"affected","lessThan":"52.2","versionType":"custom"}]},{"vendor":"Mozilla","product":"Thunderbird","versions":[{"version":"unspecified","status":"affected","lessThan":"52.2","versionType":"custom"}]}],"references":["http://www.securityfocus.com/bid/99057","https://www.mozilla.org/security/advisories/mfsa2017-15/","https://bugzilla.mozilla.org/show_bug.cgi?id=1360309","http://www.securitytracker.com/id/1038689","https://www.mozilla.org/security/advisories/mfsa2017-17/","https://www.mozilla.org/security/advisories/mfsa2017-16/"],"weaknesses":[],"ingestedAt":"2026-10-29T19:43:54.997Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2017/7xxx/CVE-2017-7763.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2017-7763","state":"PUBLISHED","datePublished":"2018-06-11T21:00:00.000Z","dateUpdated":"2024-08-05T16:12:28.417Z","assignerShortName":"mozilla","assignerOrgId":"f16b083a-5664-49f3-a51e-8d479e5ed7fe","dateReserved":"2017-04-12T00:00:00.000Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":"Default fonts on OS X display some Tibetan characters as whitespace. When used in the addressbar as part of an IDN this can be used for domain name spoofing attacks. Note: This attack only affects OS X operating systems. Other operating systems are unaffected. This vulnerability affects Firefox < 54, Firefox ESR < 52.2, and Thunderbird < 52.2."}],"affected":[{"vendor":"Mozilla","product":"Firefox","versions":[{"version":"unspecified","status":"affected","lessThan":"54","versionType":"custom"}]},{"vendor":"Mozilla","product":"Firefox ESR","versions":[{"version":"unspecified","status":"affected","lessThan":"52.2","versionType":"custom"}]},{"vendor":"Mozilla","product":"Thunderbird","versions":[{"version":"unspecified","status":"affected","lessThan":"52.2","versionType":"custom"}]}],"references":[{"url":"http://www.securityfocus.com/bid/99057","name":"99057","tags":["vdb-entry","x_refsource_BID"]},{"url":"https://www.mozilla.org/security/advisories/mfsa2017-15/","tags":["x_refsource_CONFIRM"]},{"url":"https://bugzilla.mozilla.org/show_bug.cgi?id=1360309","tags":["x_refsource_CONFIRM"]},{"url":"http://www.securitytracker.com/id/1038689","name":"1038689","tags":["vdb-entry","x_refsource_SECTRACK"]},{"url":"https://www.mozilla.org/security/advisories/mfsa2017-17/","tags":["x_refsource_CONFIRM"]},{"url":"https://www.mozilla.org/security/advisories/mfsa2017-16/","tags":["x_refsource_CONFIRM"]}],"problemTypes":[{"descriptions":[{"description":"Mac fonts render some unicode characters as spaces","lang":"en","type":"text"}]}],"providerMetadata":{"shortName":"mozilla","dateUpdated":"2018-06-12T09:57:01.000Z","orgId":"f16b083a-5664-49f3-a51e-8d479e5ed7fe"},"datePublic":"2017-06-13T00:00:00.000Z","x_legacyV4Record":{"CVE_data_meta":{"ASSIGNER":"security@mozilla.org","ID":"CVE-2017-7763","STATE":"PUBLIC"},"affects":{"vendor":{"vendor_data":[{"product":{"product_data":[{"product_name":"Firefox","version":{"version_data":[{"version_affected":"<","version_value":"54"}]}},{"product_name":"Firefox ESR","version":{"version_data":[{"version_affected":"<","version_value":"52.2"}]}},{"product_name":"Thunderbird","version":{"version_data":[{"version_affected":"<","version_value":"52.2"}]}}]},"vendor_name":"Mozilla"}]}},"data_format":"MITRE","data_type":"CVE","data_version":"4.0","description":{"description_data":[{"lang":"eng","value":"Default fonts on OS X display some Tibetan characters as whitespace. When used in the addressbar as part of an IDN this can be used for domain name spoofing attacks. Note: This attack only affects OS X operating systems. Other operating systems are unaffected. This vulnerability affects Firefox < 54, Firefox ESR < 52.2, and Thunderbird < 52.2."}]},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"Mac fonts render some unicode characters as spaces"}]}]},"references":{"reference_data":[{"name":"99057","refsource":"BID","url":"http://www.securityfocus.com/bid/99057"},{"name":"https://www.mozilla.org/security/advisories/mfsa2017-15/","refsource":"CONFIRM","url":"https://www.mozilla.org/security/advisories/mfsa2017-15/"},{"name":"https://bugzilla.mozilla.org/show_bug.cgi?id=1360309","refsource":"CONFIRM","url":"https://bugzilla.mozilla.org/show_bug.cgi?id=1360309"},{"name":"1038689","refsource":"SECTRACK","url":"http://www.securitytracker.com/id/1038689"},{"name":"https://www.mozilla.org/security/advisories/mfsa2017-17/","refsource":"CONFIRM","url":"https://www.mozilla.org/security/advisories/mfsa2017-17/"},{"name":"https://www.mozilla.org/security/advisories/mfsa2017-16/","refsource":"CONFIRM","url":"https://www.mozilla.org/security/advisories/mfsa2017-16/"}]}}},"adp":[{"title":"CVE Program Container","references":[{"url":"http://www.securityfocus.com/bid/99057","name":"99057","tags":["vdb-entry","x_refsource_BID","x_transferred"]},{"url":"https://www.mozilla.org/security/advisories/mfsa2017-15/","tags":["x_refsource_CONFIRM","x_transferred"]},{"url":"https://bugzilla.mozilla.org/show_bug.cgi?id=1360309","tags":["x_refsource_CONFIRM","x_transferred"]},{"url":"http://www.securitytracker.com/id/1038689","name":"1038689","tags":["vdb-entry","x_refsource_SECTRACK","x_transferred"]},{"url":"https://www.mozilla.org/security/advisories/mfsa2017-17/","tags":["x_refsource_CONFIRM","x_transferred"]},{"url":"https://www.mozilla.org/security/advisories/mfsa2017-16/","tags":["x_refsource_CONFIRM","x_transferred"]}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2024-08-05T16:12:28.417Z"}}]}}}