CVE-2024-4520

{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"cveId": "CVE-2024-4520", "assignerOrgId": "c09c270a-b464-47c1-9133-acb35b22c19a", "state": "PUBLISHED", "assignerShortName": "@huntr_ai", "dateReserved": "2024-05-05T13:18:23.302Z", "datePublished": "2024-06-04T19:40:44.543Z", "dateUpdated": "2025-10-15T12:49:39.780Z"}, "containers": {"cna": {"title": "Improper Access Control in gaizhenbiao/chuanhuchatgpt", "providerMetadata": {"orgId": "c09c270a-b464-47c1-9133-acb35b22c19a", "shortName": "@huntr_ai", "dateUpdated": "2025-10-15T12:49:39.780Z"}, "descriptions": [{"lang": "en", "value": "An improper access control vulnerability exists in the gaizhenbiao/chuanhuchatgpt application, specifically in version 20240410. This vulnerability allows any user on the server to access the chat history of any other user without requiring any form of interaction between the users. Exploitation of this vulnerability could lead to data breaches, including the exposure of sensitive personal details, financial data, or confidential conversations. Additionally, it could facilitate identity theft and manipulation or fraud through the unauthorized access to users' chat histories. This issue is due to insufficient access control mechanisms in the application's handling of chat history data."}], "affected": [{"vendor": "gaizhenbiao", "product": "gaizhenbiao/chuanhuchatgpt", "versions": [{"version": "unspecified", "lessThan": "20240919", "status": "affected", "versionType": "custom"}]}], "references": [{"url": "https://huntr.com/bounties/0dd2da9f-998d-45aa-a646-97391f524000"}, {"url": "https://github.com/gaizhenbiao/chuanhuchatgpt/commit/ccc7479ace5c9e1a1d9f4daf2e794ffd3865fc2b"}], "metrics": [{"cvssV3_0": {"version": "3.0", "attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N", "baseScore": 7.5, "baseSeverity": "HIGH"}}], "problemTypes": [{"descriptions": [{"type": "CWE", "lang": "en", "description": "CWE-862 Missing Authorization", "cweId": "CWE-862"}]}], "source": {"advisory": "0dd2da9f-998d-45aa-a646-97391f524000", "discovery": "EXTERNAL"}}, "adp": [{"affected": [{"vendor": "gaizhenbiao", "product": "chuanhuchatgpt", "cpes": ["cpe:2.3:a:gaizhenbiao:chuanhuchatgpt:20240410:*:*:*:*:*:*:*"], "defaultStatus": "unknown", "versions": [{"version": "20240410", "status": "affected"}]}], "metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2024-06-28T15:28:39.427928Z", "id": "CVE-2024-4520", "options": [{"Exploitation": "poc"}, {"Automatable": "yes"}, {"Technical Impact": "partial"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2024-07-02T19:40:32.611Z"}}, {"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-01T20:40:47.401Z"}, "title": "CVE Program Container", "references": [{"url": "https://huntr.com/bounties/0dd2da9f-998d-45aa-a646-97391f524000", "tags": ["x_transferred"]}]}]}}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CVE Program Container", "references": [{"url": "https://huntr.com/bounties/0dd2da9f-998d-45aa-a646-97391f524000", "tags": ["x_transferred"]}], "providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-01T20:40:47.401Z"}}, {"title": "CISA ADP Vulnrichment", "metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2024-4520", "role": "CISA Coordinator", "options": [{"Exploitation": "poc"}, {"Automatable": "yes"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2024-06-28T15:28:39.427928Z"}}}], "affected": [{"cpes": ["cpe:2.3:a:gaizhenbiao:chuanhuchatgpt:20240410:*:*:*:*:*:*:*"], "vendor": "gaizhenbiao", "product": "chuanhuchatgpt", "versions": [{"status": "affected", "version": "20240410"}], "defaultStatus": "unknown"}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2024-07-02T19:40:29.307Z"}}], "cna": {"title": "Improper Access Control in gaizhenbiao/chuanhuchatgpt", "source": {"advisory": "0dd2da9f-998d-45aa-a646-97391f524000", "discovery": "EXTERNAL"}, "metrics": [{"cvssV3_0": {"scope": "UNCHANGED", "version": "3.0", "baseScore": 7.5, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}}], "affected": [{"vendor": "gaizhenbiao", "product": "gaizhenbiao/chuanhuchatgpt", "versions": [{"status": "affected", "version": "unspecified", "versionType": "custom", "lessThanOrEqual": "latest"}]}], "references": [{"url": "https://huntr.com/bounties/0dd2da9f-998d-45aa-a646-97391f524000"}], "descriptions": [{"lang": "en", "value": "An improper access control vulnerability exists in the gaizhenbiao/chuanhuchatgpt application, specifically in version 20240410. This vulnerability allows any user on the server to access the chat history of any other user without requiring any form of interaction between the users. Exploitation of this vulnerability could lead to data breaches, including the exposure of sensitive personal details, financial data, or confidential conversations. Additionally, it could facilitate identity theft and manipulation or fraud through the unauthorized access to users' chat histories. This issue is due to insufficient access control mechanisms in the application's handling of chat history data."}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-284", "description": "CWE-284 Improper Access Control"}]}], "providerMetadata": {"orgId": "c09c270a-b464-47c1-9133-acb35b22c19a", "shortName": "@huntr_ai", "dateUpdated": "2024-06-04T19:40:44.543Z"}}}, "cveMetadata": {"cveId": "CVE-2024-4520", "state": "PUBLISHED", "dateUpdated": "2024-08-01T20:40:47.401Z", "dateReserved": "2024-05-05T13:18:23.302Z", "assignerOrgId": "c09c270a-b464-47c1-9133-acb35b22c19a", "datePublished": "2024-06-04T19:40:44.543Z", "assignerShortName": "@huntr_ai"}, "dataVersion": "5.1"}

{"affected": [{"affectedData": [{"product": "gaizhenbiao/chuanhuchatgpt", "vendor": "gaizhenbiao", "versions": [{"lessThan": "20240919", "status": "affected", "version": "unspecified", "versionType": "custom"}]}], "source": "security@huntr.dev"}, {"affectedData": [{"cpes": ["cpe:2.3:a:gaizhenbiao:chuanhuchatgpt:20240410:*:*:*:*:*:*:*"], "defaultStatus": "unknown", "product": "chuanhuchatgpt", "vendor": "gaizhenbiao", "versions": [{"status": "affected", "version": "20240410"}]}], "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:gaizhenbiao:chuanhuchatgpt:*:*:*:*:*:*:*:*", "matchCriteriaId": "8641F081-9236-459F-AE24-DA245FE55E17", "versionEndIncluding": "20240410", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "An improper access control vulnerability exists in the gaizhenbiao/chuanhuchatgpt application, specifically in version 20240410. This vulnerability allows any user on the server to access the chat history of any other user without requiring any form of interaction between the users. Exploitation of this vulnerability could lead to data breaches, including the exposure of sensitive personal details, financial data, or confidential conversations. Additionally, it could facilitate identity theft and manipulation or fraud through the unauthorized access to users' chat histories. This issue is due to insufficient access control mechanisms in the application's handling of chat history data."}, {"lang": "es", "value": "Existe una vulnerabilidad de control de acceso inadecuado en la aplicaci\u00f3n gaizhenbiao/chuanhuchatgpt, espec\u00edficamente en la versi\u00f3n 20240410. Esta vulnerabilidad permite a cualquier usuario del servidor acceder al historial de chat de cualquier otro usuario sin requerir ning\u00fan tipo de interacci\u00f3n entre los usuarios. La explotaci\u00f3n de esta vulnerabilidad podr\u00eda dar lugar a violaciones de datos, incluida la exposici\u00f3n de datos personales sensibles, datos financieros o conversaciones confidenciales. Adem\u00e1s, podr\u00eda facilitar el robo y la manipulaci\u00f3n o fraude de identidad mediante el acceso no autorizado a los historiales de chat de los usuarios. Este problema se debe a mecanismos de control de acceso insuficientes en el manejo de los datos del historial de chat por parte de la aplicaci\u00f3n."}], "id": "CVE-2024-4520", "lastModified": "2026-06-17T08:02:03.423", "metrics": {"cvssMetricV30": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N", "version": "3.0"}, "exploitabilityScore": 3.9, "impactScore": 3.6, "source": "security@huntr.dev", "type": "Secondary"}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2024-4520", "options": [{"exploitation": "poc"}, {"automatable": "yes"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2024-06-28T15:28:39.427928Z", "version": "2.0.3"}}]}, "published": "2024-06-04T20:15:11.690", "references": [{"source": "security@huntr.dev", "url": "https://github.com/gaizhenbiao/chuanhuchatgpt/commit/ccc7479ace5c9e1a1d9f4daf2e794ffd3865fc2b"}, {"source": "security@huntr.dev", "tags": ["Exploit", "Third Party Advisory"], "url": "https://huntr.com/bounties/0dd2da9f-998d-45aa-a646-97391f524000"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Third Party Advisory"], "url": "https://huntr.com/bounties/0dd2da9f-998d-45aa-a646-97391f524000"}], "sourceIdentifier": "security@huntr.dev", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-862"}], "source": "security@huntr.dev", "type": "Secondary"}, {"description": [{"lang": "en", "value": "NVD-CWE-Other"}], "source": "nvd@nist.gov", "type": "Secondary"}]}

{}

{}