CVE-2017-0911

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Because the callback handler did not verify the authenticity of the response, this step is vulnerable to forgery, potentially allowing attacker to associate a Twitter account with a third-party service."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "Trust of System Event Data (CWE-360)"}]}]}, "references": {"reference_data": [{"name": "https://hackerone.com/reports/290229", "refsource": "MISC", "url": "https://hackerone.com/reports/290229"}, {"name": "https://blog.twitter.com/developer/en_us/topics/tips/2018/vulnerability-in-twitter-kit-for-ios.html", "refsource": "CONFIRM", "url": "https://blog.twitter.com/developer/en_us/topics/tips/2018/vulnerability-in-twitter-kit-for-ios.html"}, {"name": "https://github.com/twitter/twitter-kit-ios/blob/b6eb49d149b056d826cbc4b53eaeb39a3ebd591e/TwitterKit/TwitterKit/TWTRTwitter.m#L411", "refsource": "CONFIRM", "url": "https://github.com/twitter/twitter-kit-ios/blob/b6eb49d149b056d826cbc4b53eaeb39a3ebd591e/TwitterKit/TwitterKit/TWTRTwitter.m#L411"}, {"name": "https://github.com/twitter/twitter-kit-ios/wiki/Changelog#322-november-28-2017", "refsource": "CONFIRM", "url": "https://github.com/twitter/twitter-kit-ios/wiki/Changelog#322-november-28-2017"}, {"name": "https://github.com/twitter/twitter-kit-ios/blob/b6eb49d149b056d826cbc4b53eaeb39a3ebd591e/TwitterKit/TwitterKit/Social/Identity/TWTRMobileSSO.m#L71", "refsource": "CONFIRM", "url": "https://github.com/twitter/twitter-kit-ios/blob/b6eb49d149b056d826cbc4b53eaeb39a3ebd591e/TwitterKit/TwitterKit/Social/Identity/TWTRMobileSSO.m#L71"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-05T13:25:16.966Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://hackerone.com/reports/290229"}, {"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "https://blog.twitter.com/developer/en_us/topics/tips/2018/vulnerability-in-twitter-kit-for-ios.html"}, {"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "https://github.com/twitter/twitter-kit-ios/blob/b6eb49d149b056d826cbc4b53eaeb39a3ebd591e/TwitterKit/TwitterKit/TWTRTwitter.m#L411"}, {"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "https://github.com/twitter/twitter-kit-ios/wiki/Changelog#322-november-28-2017"}, {"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "https://github.com/twitter/twitter-kit-ios/blob/b6eb49d149b056d826cbc4b53eaeb39a3ebd591e/TwitterKit/TwitterKit/Social/Identity/TWTRMobileSSO.m#L71"}]}]}, "cveMetadata": {"assignerOrgId": "36234546-b8fa-4601-9d6f-f4e334aa8ea1", "assignerShortName": "hackerone", "cveId": "CVE-2017-0911", "datePublished": "2018-02-09T22:00:00.000Z", "dateReserved": "2016-11-30T00:00:00.000Z", "dateUpdated": "2024-09-17T03:32:53.282Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

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{"affected": [{"affectedData": [{"product": "Twitter Kit for iOS", "vendor": "Twitter", "versions": [{"status": "affected", "version": "Versions 3.0 to 3.2.1"}]}], "source": "support@hackerone.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:twitter:twitter_kit:*:*:*:*:*:iphone_os:*:*", "matchCriteriaId": "963FC6A7-945F-4A66-9870-0141701210FF", "versionEndIncluding": "3.2.1", "versionStartIncluding": "3.0", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Twitter Kit for iOS versions 3.0 to 3.2.1 is vulnerable to a callback verification flaw in the \"Login with Twitter\" component allowing an attacker to provide alternate credentials. In the final step of \"Login with Twitter\" authentication information is passed back to the application using the registered custom URL scheme (typically twitterkit-<consumer-key>) on iOS. Because the callback handler did not verify the authenticity of the response, this step is vulnerable to forgery, potentially allowing attacker to associate a Twitter account with a third-party service."}, {"lang": "es", "value": "Twitter Kit para iOS, en versiones 3.0 a 3.2.1, es vulnerable a una verificaci\u00f3n de devoluci\u00f3n de llamada en el componente \"Login with Twitter\". Esto permite que un atacante proporcione credenciales alternativas. En el \u00faltimo paso de \"Login with Twitter\", la informaci\u00f3n de autenticaci\u00f3n se devuelve a la aplicaci\u00f3n empleando el esquema de URL personalizado registrados (normalmente twitterkit-) en iOS. Debido a que el manipulador de devoluci\u00f3n de llamada no verificaba la autenticidad de la respuesta, este paso es vulnerable a falsificaci\u00f3n, lo que puede permitir que un atacante asocie una cuenta de Twitter con un servicio de terceros."}], "id": "CVE-2017-0911", "lastModified": "2026-06-17T00:58:30.790", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "SINGLE", "availabilityImpact": "NONE", "baseScore": 5.5, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:L/Au:S/C:P/I:P/A:N", "version": "2.0"}, "exploitabilityScore": 8.0, "impactScore": 4.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV30": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 5.4, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N", "version": "3.0"}, "exploitabilityScore": 2.8, "impactScore": 2.5, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2018-02-09T22:29:00.613", "references": [{"source": "support@hackerone.com", "tags": ["Third Party Advisory"], "url": "https://blog.twitter.com/developer/en_us/topics/tips/2018/vulnerability-in-twitter-kit-for-ios.html"}, {"source": "support@hackerone.com", "tags": ["Patch", "Third Party Advisory"], "url": "https://github.com/twitter/twitter-kit-ios/blob/b6eb49d149b056d826cbc4b53eaeb39a3ebd591e/TwitterKit/TwitterKit/Social/Identity/TWTRMobileSSO.m#L71"}, {"source": "support@hackerone.com", "tags": ["Patch", "Third Party Advisory"], "url": "https://github.com/twitter/twitter-kit-ios/blob/b6eb49d149b056d826cbc4b53eaeb39a3ebd591e/TwitterKit/TwitterKit/TWTRTwitter.m#L411"}, {"source": "support@hackerone.com", "tags": ["Release Notes", "Third Party Advisory"], "url": "https://github.com/twitter/twitter-kit-ios/wiki/Changelog#322-november-28-2017"}, {"source": "support@hackerone.com", "tags": ["Permissions Required", "Third Party Advisory"], "url": "https://hackerone.com/reports/290229"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://blog.twitter.com/developer/en_us/topics/tips/2018/vulnerability-in-twitter-kit-for-ios.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Third Party Advisory"], "url": "https://github.com/twitter/twitter-kit-ios/blob/b6eb49d149b056d826cbc4b53eaeb39a3ebd591e/TwitterKit/TwitterKit/Social/Identity/TWTRMobileSSO.m#L71"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Third Party Advisory"], "url": "https://github.com/twitter/twitter-kit-ios/blob/b6eb49d149b056d826cbc4b53eaeb39a3ebd591e/TwitterKit/TwitterKit/TWTRTwitter.m#L411"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Release Notes", "Third Party Advisory"], "url": "https://github.com/twitter/twitter-kit-ios/wiki/Changelog#322-november-28-2017"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Permissions Required", "Third Party Advisory"], "url": "https://hackerone.com/reports/290229"}], "sourceIdentifier": "support@hackerone.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-360"}], "source": "support@hackerone.com", "type": "Secondary"}, {"description": [{"lang": "en", "value": "CWE-287"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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