{"id":"CVE-2023-3804","aliases":["EUVD-2023-44437","GHSA-jfvq-34g4-7876"],"status":"published","title":"Chengdu Flash Flood Disaster Monitoring and Warning System FileHandler.ashx unrestricted upload","description":"A vulnerability classified as problematic was found in Chengdu Flash Flood Disaster Monitoring and Warning System 2.0. This vulnerability affects unknown code of the file /Service/FileHandler.ashx. The manipulation of the argument userFile leads to unrestricted upload. The exploit has been disclosed to the public and may be used. The identifier of this vulnerability is VDB-235072. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.","severity":{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00901,"percentile":0.60119,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-434"],"published":"2023-07-21T01:00:04Z","modified":"2026-06-17T06:14:53Z","products":[{"vendor":"cdwanjiang","product":"flash_flood_disaster_monitoring_and_warning_system"},{"vendor":"chengdu","product":"flash flood disaster monitoring and warning system"}],"references":[{"url":"https://vuldb.com/?id.235072","tags":["vdb-entry","technical-description","x_transferred","Permissions Required","Third Party Advisory"]},{"url":"https://vuldb.com/?ctiid.235072","tags":["signature","permissions-required","x_transferred","Permissions Required","Third Party Advisory"]},{"url":"https://github.com/yueying638/cve/blob/main/upload.md","tags":["exploit","x_transferred","Exploit"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-3804"},{"url":"https://github.com/advisories/GHSA-jfvq-34g4-7876"}],"sources":{"cve":[{"id":"CVE-2023-3804","title":"Chengdu Flash Flood Disaster Monitoring and Warning System FileHandler.ashx unrestricted upload","description":"A vulnerability classified as problematic was found in Chengdu Flash Flood Disaster Monitoring and Warning System 2.0. This vulnerability affects unknown code of the file /Service/FileHandler.ashx. The manipulation of the argument userFile leads to unrestricted upload. The exploit has been disclosed to the public and may be used. The identifier of this vulnerability is VDB-235072. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.","status":"published","published":"2023-07-21T01:00:04.439Z","modified":"2024-08-02T07:08:50.02Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L","level":"medium","assessor":"cna"},{"version":"3.0","score":5.5,"vector":"CVSS:3.0/AV:A/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L","level":"medium","assessor":"cna"},{"version":"2.0","score":5.2,"vector":"AV:A/AC:L/Au:S/C:P/I:P/A:P","assessor":"cna"}],"cwes":["CWE-434"],"updated_at":"2026-11-02T14:35:24.707957Z"}],"euvd":[{"id":"EUVD-2023-44437","description":"A vulnerability classified as problematic was found in Chengdu Flash Flood Disaster Monitoring and Warning System 2.0. This vulnerability affects unknown code of the file /Service/FileHandler.ashx. The manipulation of the argument userFile leads to unrestricted upload. The exploit has been disclosed to the public and may be used. The identifier of this vulnerability is VDB-235072. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.","status":"published","published":"2023-07-21T01:00:04Z","modified":"2024-08-02T07:08:50Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L","level":"medium"}],"updated_at":"2026-11-03T03:50:13.100319Z"}],"ghsa":[{"id":"GHSA-jfvq-34g4-7876","title":"A vulnerability classified as problematic was found in Chengdu Flash Flood Disaster Monitoring...","description":"A vulnerability classified as problematic was found in Chengdu Flash Flood Disaster Monitoring and Warning System 2.0. This vulnerability affects unknown code of the file /Service/FileHandler.ashx. The manipulation of the argument userFile leads to unrestricted upload. The exploit has been disclosed to the public and may be used. The identifier of this vulnerability is VDB-235072. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.","status":"published","published":"2023-07-21T03:30:25Z","modified":"2023-11-10T05:03:24Z","cvss":[{"version":"3.0","score":5.5,"vector":"CVSS:3.0/AV:A/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L","level":"medium"}],"cwes":["CWE-434"],"updated_at":"2026-11-02T14:54:57.246163Z"}],"nvd":[{"id":"CVE-2023-3804","description":"A vulnerability classified as problematic was found in Chengdu Flash Flood Disaster Monitoring and Warning System 2.0. This vulnerability affects unknown code of the file /Service/FileHandler.ashx. The manipulation of the argument userFile leads to unrestricted upload. The exploit has been disclosed to the public and may be used. The identifier of this vulnerability is VDB-235072. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.","status":"published","published":"2023-07-21T01:15:11.093Z","modified":"2026-06-17T06:14:53.48Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L","level":"medium","assessor":"secondary"},{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary"},{"version":"2.0","score":5.2,"vector":"AV:A/AC:L/Au:S/C:P/I:P/A:P","level":"medium","assessor":"secondary"}],"cwes":["CWE-434"],"updated_at":"2026-11-02T14:08:17.044696Z"}]}}