2 lines
3.6 KiB
JSON
2 lines
3.6 KiB
JSON
{"affected":[{"affectedData":[{"product":"Zulip Server Versions 1.4.2 and below","vendor":"n/a","versions":[{"status":"affected","version":"Zulip Server Versions 1.4.2 and below"}]}],"source":"support@hackerone.com"}],"configurations":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:a:zulip:zulip_server:*:*:*:*:*:*:*:*","matchCriteriaId":"C798D82E-5E3A-4784-9D67-3977B15FE8D5","versionEndExcluding":"1.4.3","vulnerable":true}],"negate":false,"operator":"OR"}]}],"cveTags":[],"descriptions":[{"lang":"en","value":"An error in the implementation of an autosubscribe feature in the check_stream_exists route of the Zulip group chat application server before 1.4.3 allowed an authenticated user to subscribe to a private stream that should have required an invitation from an existing member to join. The issue affects all previously released versions of the Zulip server."},{"lang":"es","value":"Un error en la implementación de una función de suscripción automática en la ruta check_stream_exists del servidor de aplicaciones de chat en grupo Zulip en versiones anteriores a 1.4.3 permitió a un usuario autenticado suscribirse a un flujo privado que debería haber requerido una invitación de un miembro existente para unirse. El problema afecta a todas las versiones liberadas anteriormente del servidor Zulip."}],"id":"CVE-2017-0881","lastModified":"2026-06-17T00:58:27.357","metrics":{"cvssMetricV2":[{"acInsufInfo":false,"baseSeverity":"MEDIUM","cvssData":{"accessComplexity":"LOW","accessVector":"NETWORK","authentication":"SINGLE","availabilityImpact":"NONE","baseScore":4.0,"confidentialityImpact":"PARTIAL","integrityImpact":"NONE","vectorString":"AV:N/AC:L/Au:S/C:P/I:N/A:N","version":"2.0"},"exploitabilityScore":8.0,"impactScore":2.9,"obtainAllPrivilege":false,"obtainOtherPrivilege":false,"obtainUserPrivilege":false,"source":"nvd@nist.gov","type":"Primary","userInteractionRequired":false}],"cvssMetricV30":[{"cvssData":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":4.3,"baseSeverity":"MEDIUM","confidentialityImpact":"LOW","integrityImpact":"NONE","privilegesRequired":"LOW","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N","version":"3.0"},"exploitabilityScore":2.8,"impactScore":1.4,"source":"nvd@nist.gov","type":"Primary"}]},"published":"2017-03-28T02:59:01.463","references":[{"source":"support@hackerone.com","tags":["Third Party Advisory","Vendor Advisory"],"url":"http://www.securityfocus.com/bid/97159"},{"source":"support@hackerone.com","tags":["Patch","Third Party Advisory"],"url":"https://github.com/zulip/zulip/commit/7ecda1ac8e26d8fb3725e954b2dc4723dda2255f"},{"source":"support@hackerone.com","tags":["Patch","Release Notes","Third Party Advisory"],"url":"https://groups.google.com/d/msg/zulip-announce/VyawgRuoY34/NTBwnTArGwAJ"},{"source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Third Party Advisory","Vendor Advisory"],"url":"http://www.securityfocus.com/bid/97159"},{"source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Patch","Third Party Advisory"],"url":"https://github.com/zulip/zulip/commit/7ecda1ac8e26d8fb3725e954b2dc4723dda2255f"},{"source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Patch","Release Notes","Third Party Advisory"],"url":"https://groups.google.com/d/msg/zulip-announce/VyawgRuoY34/NTBwnTArGwAJ"}],"sourceIdentifier":"support@hackerone.com","vulnStatus":"Modified","weaknesses":[{"description":[{"lang":"en","value":"CWE-200"}],"source":"support@hackerone.com","type":"Secondary"},{"description":[{"lang":"en","value":"CWE-863"}],"source":"nvd@nist.gov","type":"Primary"}]}
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