{"dataType": "CVE_RECORD", "dataVersion": "5.0", "cveMetadata": {"cveId": "CVE-2023-32678", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "state": "PUBLISHED", "assignerShortName": "GitHub_M", "dateReserved": "2023-05-11T16:33:45.731Z", "datePublished": "2023-08-25T20:04:49.432Z", "dateUpdated": "2023-08-25T20:04:49.432Z"}, "containers": {"cna": {"title": "Zulip vulnerable to insufficient authorization check for edition/deletion of messages and topics in private streams by former subscribers", "problemTypes": [{"descriptions": [{"cweId": "CWE-285", "lang": "en", "description": "CWE-285: Improper Authorization", "type": "CWE"}]}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 6.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N", "version": "3.1"}}], "references": [{"name": "https://github.com/zulip/zulip/security/advisories/GHSA-q3wg-jm9p-35fj", "tags": ["x_refsource_CONFIRM"], "url": "https://github.com/zulip/zulip/security/advisories/GHSA-q3wg-jm9p-35fj"}, {"name": "https://zulip.readthedocs.io/en/latest/overview/changelog.html#zulip-server-7-3", "tags": ["x_refsource_MISC"], "url": "https://zulip.readthedocs.io/en/latest/overview/changelog.html#zulip-server-7-3"}], "affected": [{"vendor": "zulip", "product": "zulip", "versions": [{"version": "< 7.3", "status": "affected"}]}], "providerMetadata": {"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M", "dateUpdated": "2023-08-25T20:04:49.432Z"}, "descriptions": [{"lang": "en", "value": "Zulip is an open-source team collaboration tool with topic-based threading that combines email and chat. Users who used to be subscribed to a private stream and have been removed from it since retain the ability to edit messages/topics, move messages to other streams, and delete messages that they used to have access to, if other relevant organization permissions allow these actions. For example, a user may be able to edit or delete their old messages they posted in such a private stream. An administrator will be able to delete old messages (that they had access to) from the private stream. This issue was fixed in Zulip Server version 7.3."}], "source": {"advisory": "GHSA-q3wg-jm9p-35fj", "discovery": "UNKNOWN"}}}}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:zulip:zulip_server:*:*:*:*:*:*:*:*", "matchCriteriaId": "4ED1B8E9-2248-4145-B936-BD08782FCB4C", "versionEndExcluding": "7.3", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "descriptions": [{"lang": "en", "value": "Zulip is an open-source team collaboration tool with topic-based threading that combines email and chat. Users who used to be subscribed to a private stream and have been removed from it since retain the ability to edit messages/topics, move messages to other streams, and delete messages that they used to have access to, if other relevant organization permissions allow these actions. For example, a user may be able to edit or delete their old messages they posted in such a private stream. An administrator will be able to delete old messages (that they had access to) from the private stream. This issue was fixed in Zulip Server version 7.3."}, {"lang": "es", "value": "Zulip es una herramienta de colaboraci\u00f3n en equipo de c\u00f3digo abierto que combina correo electr\u00f3nico y chat. Los usuarios que sol\u00edan estar suscritos a un flujo privado y han sido eliminados de \u00e9l desde entonces conservan la capacidad de editar mensajes/temas, mover mensajes a otros flujos y eliminar mensajes a los que sol\u00edan tener acceso, si otros permisos relevantes de la organizaci\u00f3n permiten estas acciones. Por ejemplo, un usuario podr\u00e1 editar o borrar sus mensajes antiguos que public\u00f3 en dicho stream privado. Un administrador podr\u00e1 borrar mensajes antiguos (a los que ten\u00eda acceso) del flujo privado. Este problema ha sido solucionado en la versi\u00f3n 7.3 de Zulip Server.\n"}], "id": "CVE-2023-32678", "lastModified": "2023-08-31T18:52:21.143", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 6.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 6.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 3.6, "source": "security-advisories@github.com", "type": "Secondary"}]}, "published": "2023-08-25T21:15:08.060", "references": [{"source": "security-advisories@github.com", "tags": ["Third Party Advisory"], "url": "https://github.com/zulip/zulip/security/advisories/GHSA-q3wg-jm9p-35fj"}, {"source": "security-advisories@github.com", "tags": ["Release Notes"], "url": "https://zulip.readthedocs.io/en/latest/overview/changelog.html#zulip-server-7-3"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-285"}], "source": "security-advisories@github.com", "type": "Primary"}]}

{}