{"id":"CVE-2023-40797","aliases":["EUVD-2023-45348","GHSA-38rw-jgwg-5764"],"status":"published","title":"In Tenda AC23 v16.03.07.45_cn, the sub_4781A4 function does not validate the parameters entered...","description":"In Tenda AC23 v16.03.07.45_cn, the sub_4781A4 function does not validate the parameters entered by the user, resulting in a post-authentication stack overflow vulnerability.","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":"primary","from":"nvd"},"epss":{"day":"2026-11-10","score":0.0095,"percentile":0.61538,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-20"],"published":"2023-08-25T00:00:00Z","modified":"2026-06-17T06:19:30Z","products":[{"vendor":"tenda","product":"ac23"},{"vendor":"tenda","product":"ac23_firmware"}],"references":[{"url":"https://github.com/lst-oss/Vulnerability/tree/main/Tenda/AC23/sub_4781A4","tags":["x_transferred","Exploit","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-40797"},{"url":"https://github.com/advisories/GHSA-38rw-jgwg-5764"}],"sources":{"cve":[{"id":"CVE-2023-40797","description":"In Tenda AC23 v16.03.07.45_cn, the sub_4781A4 function does not validate the parameters entered by the user, resulting in a post-authentication stack overflow vulnerability.","status":"published","published":"2023-08-25T00:00:00Z","modified":"2024-10-02T18:04:27.28Z","updated_at":"2026-11-02T14:35:21.612665Z"}],"euvd":[{"id":"EUVD-2023-45348","description":"In Tenda AC23 v16.03.07.45_cn, the sub_4781A4 function does not validate the parameters entered by the user, resulting in a post-authentication stack overflow vulnerability.","status":"published","published":"2023-08-25T00:00:00Z","modified":"2024-10-02T18:04:27Z","updated_at":"2026-11-03T00:27:57.212945Z"}],"ghsa":[{"id":"GHSA-38rw-jgwg-5764","title":"In Tenda AC23 v16.03.07.45_cn, the sub_4781A4 function does not validate the parameters entered...","description":"In Tenda AC23 v16.03.07.45_cn, the sub_4781A4 function does not validate the parameters entered by the user, resulting in a post-authentication stack overflow vulnerability.","status":"published","published":"2023-08-25T18:31:00Z","modified":"2024-04-04T07:13:09Z","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-20"],"updated_at":"2026-11-02T14:56:49.265207Z"}],"nvd":[{"id":"CVE-2023-40797","description":"In Tenda AC23 v16.03.07.45_cn, the sub_4781A4 function does not validate the parameters entered by the user, resulting in a post-authentication stack overflow vulnerability.","status":"published","published":"2023-08-25T16:15:08.427Z","modified":"2026-06-17T06:19:30.733Z","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":"primary"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T14:08:25.025396Z"}]}}