{"id":"CVE-2024-2547","aliases":["EUVD-2024-27496","GHSA-fw86-52fv-6jpx"],"status":"published","title":"Tenda AC18 R7WebsSecurityHandler stack-based overflow","description":"A vulnerability was found in Tenda AC18 15.03.05.05 and classified as critical. Affected by this issue is the function R7WebsSecurityHandler. The manipulation of the argument password leads to stack-based buffer overflow. The attack may be launched remotely. The exploit has been disclosed to the public and may be used. The identifier of this vulnerability is VDB-257000. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.","severity":{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.01186,"percentile":0.68079,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-121","CWE-787"],"published":"2024-03-17T03:31:03Z","modified":"2026-06-17T07:24:45Z","products":[{"vendor":"tenda","product":"ac18"},{"vendor":"tenda","product":"ac18_firmware"}],"references":[{"url":"https://vuldb.com/?id.257000","tags":["vdb-entry","technical-description","x_transferred","Third Party Advisory","VDB Entry"]},{"url":"https://vuldb.com/?ctiid.257000","tags":["signature","permissions-required","x_transferred","Permissions Required","VDB Entry"]},{"url":"https://github.com/abcdefg-png/IoT-vulnerable/blob/main/Tenda/AC18/R7WebsSecurityHandler.md","tags":["exploit","x_transferred","Broken Link"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2024-2547"},{"url":"https://github.com/advisories/GHSA-fw86-52fv-6jpx"}],"sources":{"cve":[{"id":"CVE-2024-2547","title":"Tenda AC18 R7WebsSecurityHandler stack-based overflow","description":"A vulnerability was found in Tenda AC18 15.03.05.05 and classified as critical. Affected by this issue is the function R7WebsSecurityHandler. The manipulation of the argument password leads to stack-based buffer overflow. The attack may be launched remotely. The exploit has been disclosed to the public and may be used. The identifier of this vulnerability is VDB-257000. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.","status":"published","published":"2024-03-17T03:31:03.829Z","modified":"2024-08-21T15:16:52.674Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"cna"},{"version":"3.0","score":8.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"cna"},{"version":"2.0","score":9,"vector":"AV:N/AC:L/Au:S/C:C/I:C/A:C","assessor":"cna"}],"cwes":["CWE-121"],"updated_at":"2026-11-02T14:34:09.897248Z"}],"euvd":[{"id":"EUVD-2024-27496","description":"A vulnerability was found in Tenda AC18 15.03.05.05 and classified as critical. Affected by this issue is the function R7WebsSecurityHandler. The manipulation of the argument password leads to stack-based buffer overflow. The attack may be launched remotely. The exploit has been disclosed to the public and may be used. The identifier of this vulnerability is VDB-257000. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.","status":"published","published":"2024-03-17T03:31:03Z","modified":"2024-08-21T15:16:52Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-03T00:56:14.188111Z"}],"ghsa":[{"id":"GHSA-fw86-52fv-6jpx","title":"A vulnerability was found in Tenda AC18 15.03.05.05 and classified as critical. Affected by this...","description":"A vulnerability was found in Tenda AC18 15.03.05.05 and classified as critical. Affected by this issue is the function R7WebsSecurityHandler. The manipulation of the argument password leads to stack-based buffer overflow. The attack may be launched remotely. The exploit has been disclosed to the public and may be used. The identifier of this vulnerability is VDB-257000. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.","status":"published","published":"2024-03-17T06:30:29Z","modified":"2025-01-27T18:33:04Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-121","CWE-787"],"updated_at":"2026-11-02T14:59:41.697715Z"}],"nvd":[{"id":"CVE-2024-2547","description":"A vulnerability was found in Tenda AC18 15.03.05.05 and classified as critical. Affected by this issue is the function R7WebsSecurityHandler. The manipulation of the argument password leads to stack-based buffer overflow. The attack may be launched remotely. The exploit has been disclosed to the public and may be used. The identifier of this vulnerability is VDB-257000. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.","status":"published","published":"2024-03-17T04:15:06.75Z","modified":"2026-06-17T07:24:45.19Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"},{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":9,"vector":"AV:N/AC:L/Au:S/C:C/I:C/A:C","level":"high","assessor":"secondary"}],"cwes":["CWE-121","CWE-787"],"updated_at":"2026-11-02T14:09:41.654534Z"}]}}