{"id":"CVE-2021-23972","state":"PUBLISHED","title":"One phishing tactic on the web is to provide a link with HTTP Auth. For example 'https://www.phishingtarget.com@evil.com'. To mitigate this type of attack, Firefox will display a w","description":"One phishing tactic on the web is to provide a link with HTTP Auth. For example 'https://www.phishingtarget.com@evil.com'. To mitigate this type of attack, Firefox will display a warning dialog; however, this warning dialog would not have been displayed if evil.com used a redirect that was cached by the browser. This vulnerability affects Firefox < 86.","publishedAt":"2021-02-26T01:54:22.000Z","updatedAt":"2024-08-03T19:14:09.988Z","severity":null,"assigner":"mozilla","products":["Mozilla Firefox"],"affected":[{"vendor":"Mozilla","product":"Firefox","versions":[{"version":"< 86","status":"affected"}]}],"references":["https://www.mozilla.org/security/advisories/mfsa2021-07/","https://bugzilla.mozilla.org/show_bug.cgi?id=1683536","https://security.gentoo.org/glsa/202104-10"],"weaknesses":[],"ingestedAt":"2026-10-29T19:48:04.982Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2021/23xxx/CVE-2021-23972.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2021-23972","state":"PUBLISHED","datePublished":"2021-02-26T01:54:22.000Z","dateUpdated":"2024-08-03T19:14:09.988Z","assignerShortName":"mozilla","assignerOrgId":"f16b083a-5664-49f3-a51e-8d479e5ed7fe","dateReserved":"2021-01-13T00:00:00.000Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":"One phishing tactic on the web is to provide a link with HTTP Auth. For example 'https://www.phishingtarget.com@evil.com'. To mitigate this type of attack, Firefox will display a warning dialog; however, this warning dialog would not have been displayed if evil.com used a redirect that was cached by the browser. This vulnerability affects Firefox < 86."}],"affected":[{"vendor":"Mozilla","product":"Firefox","versions":[{"version":"< 86","status":"affected"}]}],"references":[{"url":"https://www.mozilla.org/security/advisories/mfsa2021-07/","tags":["x_refsource_MISC"]},{"url":"https://bugzilla.mozilla.org/show_bug.cgi?id=1683536","tags":["x_refsource_MISC"]},{"url":"https://security.gentoo.org/glsa/202104-10","name":"GLSA-202104-10","tags":["vendor-advisory","x_refsource_GENTOO"]}],"problemTypes":[{"descriptions":[{"description":"HTTP Auth phishing warning was omitted when a redirect is cached","lang":"en","type":"text"}]}],"providerMetadata":{"shortName":"mozilla","dateUpdated":"2021-05-01T01:06:36.000Z","orgId":"f16b083a-5664-49f3-a51e-8d479e5ed7fe"},"x_legacyV4Record":{"CVE_data_meta":{"ASSIGNER":"security@mozilla.org","ID":"CVE-2021-23972","STATE":"PUBLIC"},"affects":{"vendor":{"vendor_data":[{"product":{"product_data":[{"product_name":"Firefox","version":{"version_data":[{"version_value":"< 86"}]}}]},"vendor_name":"Mozilla"}]}},"data_format":"MITRE","data_type":"CVE","data_version":"4.0","description":{"description_data":[{"lang":"eng","value":"One phishing tactic on the web is to provide a link with HTTP Auth. For example 'https://www.phishingtarget.com@evil.com'. To mitigate this type of attack, Firefox will display a warning dialog; however, this warning dialog would not have been displayed if evil.com used a redirect that was cached by the browser. This vulnerability affects Firefox < 86."}]},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"HTTP Auth phishing warning was omitted when a redirect is cached"}]}]},"references":{"reference_data":[{"name":"https://www.mozilla.org/security/advisories/mfsa2021-07/","refsource":"MISC","url":"https://www.mozilla.org/security/advisories/mfsa2021-07/"},{"name":"https://bugzilla.mozilla.org/show_bug.cgi?id=1683536","refsource":"MISC","url":"https://bugzilla.mozilla.org/show_bug.cgi?id=1683536"},{"name":"GLSA-202104-10","refsource":"GENTOO","url":"https://security.gentoo.org/glsa/202104-10"}]}}},"adp":[{"title":"CVE Program Container","references":[{"url":"https://www.mozilla.org/security/advisories/mfsa2021-07/","tags":["x_refsource_MISC","x_transferred"]},{"url":"https://bugzilla.mozilla.org/show_bug.cgi?id=1683536","tags":["x_refsource_MISC","x_transferred"]},{"url":"https://security.gentoo.org/glsa/202104-10","name":"GLSA-202104-10","tags":["vendor-advisory","x_refsource_GENTOO","x_transferred"]}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2024-08-03T19:14:09.988Z"}}]}}}