{"api_version":"1","generated_at":"2026-07-23T05:01:24+00:00","cve":"CVE-2017-5418","urls":{"html":"https://cve.report/CVE-2017-5418","api":"https://cve.report/api/cve/CVE-2017-5418.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2017-5418","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2017-5418"},"summary":{"title":"CVE-2017-5418","description":"An out of bounds read error occurs when parsing some HTTP digest authorization responses, resulting in information leakage through the reading of random memory containing matches to specifically set patterns. This vulnerability affects Firefox < 52 and Thunderbird < 52.","state":"PUBLIC","assigner":"security@mozilla.org","published_at":"2018-06-11 21:29:00","updated_at":"2018-08-07 17:50:00"},"problem_types":["CWE-125"],"metrics":[],"references":[{"url":"http://www.securitytracker.com/id/1037966","name":"1037966","refsource":"SECTRACK","tags":["Third Party Advisory","VDB Entry"],"title":"Mozilla Firefox Multiple Bugs Let Remote Users Bypass Security Restrictions, Spoof URLs, Obtain Potentially Sensitive Information, Deny Service, and Execute Arbitrary Code - SecurityTracker","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://www.mozilla.org/security/advisories/mfsa2017-09/","name":"https://www.mozilla.org/security/advisories/mfsa2017-09/","refsource":"CONFIRM","tags":["Vendor Advisory"],"title":"Security vulnerabilities fixed in - Thunderbird 52 — Mozilla","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"http://www.securityfocus.com/bid/96692","name":"96692","refsource":"BID","tags":["Third Party Advisory","VDB Entry"],"title":"Mozilla Firefox MFSA 2017-05 Multiple Security Vulnerabilities","mime":"text/html","httpstatus":"200","archivestatus":"0"},{"url":"https://bugzilla.mozilla.org/show_bug.cgi?id=1338876","name":"https://bugzilla.mozilla.org/show_bug.cgi?id=1338876","refsource":"CONFIRM","tags":["Exploit","Issue Tracking","Patch","Vendor Advisory"],"title":"1338876 - (CVE-2017-5418) Out of bound access in nsHttpDigestAuth::ParseChallenge","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://www.mozilla.org/security/advisories/mfsa2017-05/","name":"https://www.mozilla.org/security/advisories/mfsa2017-05/","refsource":"CONFIRM","tags":["Vendor Advisory"],"title":"Security vulnerabilities fixed in Firefox 52 — Mozilla","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://www.cve.org/CVERecord?id=CVE-2017-5418","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2017-5418","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[{"cve_year":"2017","cve_id":"5418","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"mozilla","cpe5":"firefox","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2017","cve_id":"5418","vulnerable":"1","versionEndIncluding":"1","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"mozilla","cpe5":"firefox","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2017","cve_id":"5418","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"mozilla","cpe5":"thunderbird","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2017","cve_id":"5418","vulnerable":"1","versionEndIncluding":"1","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"mozilla","cpe5":"thunderbird","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"}],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[]},"source_records":{"cve_program":{"CVE_data_meta":{"ASSIGNER":"security@mozilla.org","ID":"CVE-2017-5418","STATE":"PUBLIC"},"affects":{"vendor":{"vendor_data":[{"product":{"product_data":[{"product_name":"Firefox","version":{"version_data":[{"version_affected":"<","version_value":"52"}]}},{"product_name":"Thunderbird","version":{"version_data":[{"version_affected":"<","version_value":"52"}]}}]},"vendor_name":"Mozilla"}]}},"data_format":"MITRE","data_type":"CVE","data_version":"4.0","description":{"description_data":[{"lang":"eng","value":"An out of bounds read error occurs when parsing some HTTP digest authorization responses, resulting in information leakage through the reading of random memory containing matches to specifically set patterns. This vulnerability affects Firefox < 52 and Thunderbird < 52."}]},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"Out of bounds read when parsing HTTP digest authorization responses"}]}]},"references":{"reference_data":[{"name":"https://www.mozilla.org/security/advisories/mfsa2017-09/","refsource":"CONFIRM","url":"https://www.mozilla.org/security/advisories/mfsa2017-09/"},{"name":"https://www.mozilla.org/security/advisories/mfsa2017-05/","refsource":"CONFIRM","url":"https://www.mozilla.org/security/advisories/mfsa2017-05/"},{"name":"1037966","refsource":"SECTRACK","url":"http://www.securitytracker.com/id/1037966"},{"name":"96692","refsource":"BID","url":"http://www.securityfocus.com/bid/96692"},{"name":"https://bugzilla.mozilla.org/show_bug.cgi?id=1338876","refsource":"CONFIRM","url":"https://bugzilla.mozilla.org/show_bug.cgi?id=1338876"}]}},"nvd":{"publishedDate":"2018-06-11 21:29:00","lastModifiedDate":"2018-08-07 17:50:00","problem_types":["CWE-125"],"metrics":{"baseMetricV3":{"cvssV3":{"version":"3.0","vectorString":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"LOW","integrityImpact":"NONE","availabilityImpact":"NONE","baseScore":5.3,"baseSeverity":"MEDIUM"},"exploitabilityScore":3.9,"impactScore":1.4},"baseMetricV2":{"cvssV2":{"version":"2.0","vectorString":"AV:N/AC:L/Au:N/C:P/I:N/A:N","accessVector":"NETWORK","accessComplexity":"LOW","authentication":"NONE","confidentialityImpact":"PARTIAL","integrityImpact":"NONE","availabilityImpact":"NONE","baseScore":5},"severity":"MEDIUM","exploitabilityScore":10,"impactScore":2.9,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":false}},"configurations":{"CVE_data_version":"4.0","nodes":[{"operator":"OR","children":[],"cpe_match":[{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*","versionEndExcluding":"52.0","cpe_name":[]}]},{"operator":"OR","children":[],"cpe_match":[{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:*","versionEndExcluding":"52.0","cpe_name":[]}]}]}},"legacy_mitre":{"record":{"CveYear":"2017","CveId":"5418","Ordinal":"101949","Title":"CVE-2017-5418","CVE":"CVE-2017-5418","Year":"2017"},"notes":[{"CveYear":"2017","CveId":"5418","Ordinal":"1","NoteData":"An out of bounds read error occurs when parsing some HTTP digest authorization responses, resulting in information leakage through the reading of random memory containing matches to specifically set patterns. This vulnerability affects Firefox < 52 and Thunderbird < 52.","Type":"Description","Title":null},{"CveYear":"2017","CveId":"5418","Ordinal":"2","NoteData":"2018-06-11","Type":"Other","Title":"Published"},{"CveYear":"2017","CveId":"5418","Ordinal":"3","NoteData":"2018-06-12","Type":"Other","Title":"Modified"}]}}}