{"id":"CVE-2023-40942","aliases":["EUVD-2023-45481","GHSA-jw52-33wp-prp2"],"status":"published","title":"Tenda AC9 V3.0BR_V15.03.06.42_multi_TD01 was discovered stack overflow via parameter ...","description":"Tenda AC9 V3.0BR_V15.03.06.42_multi_TD01 was discovered stack overflow via parameter 'firewall_value' at url /goform/SetFirewallCfg.","severity":{"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","from":"nvd"},"epss":{"day":"2026-11-09","score":0.00838,"percentile":0.58067,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-787"],"published":"2023-09-07T00:00:00Z","modified":"2026-06-17T06:19:58Z","products":[{"vendor":"tenda","product":"ac9v3.0br"},{"vendor":"tendacn","product":"ac9_firmware"}],"references":[{"url":"https://github.com/GleamingEyes/vul/blob/main/tenda_ac9/SetFirewallCfg.md","tags":["x_transferred","Exploit","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-40942"},{"url":"https://github.com/advisories/GHSA-jw52-33wp-prp2"}],"sources":{"cve":[{"id":"CVE-2023-40942","description":"Tenda AC9 V3.0BR_V15.03.06.42_multi_TD01 was discovered stack overflow via parameter 'firewall_value' at url /goform/SetFirewallCfg.","status":"published","published":"2023-09-07T00:00:00Z","modified":"2024-09-26T17:38:40.912Z","updated_at":"2026-11-02T14:35:21.971258Z"}],"euvd":[{"id":"EUVD-2023-45481","description":"Tenda AC9 V3.0BR_V15.03.06.42_multi_TD01 was discovered stack overflow via parameter 'firewall_value' at url /goform/SetFirewallCfg.","status":"published","published":"2023-09-07T00:00:00Z","modified":"2024-09-26T17:38:40Z","updated_at":"2026-11-03T00:28:08.503734Z"}],"ghsa":[{"id":"GHSA-jw52-33wp-prp2","title":"Tenda AC9 V3.0BR_V15.03.06.42_multi_TD01 was discovered stack overflow via parameter ...","description":"Tenda AC9 V3.0BR_V15.03.06.42_multi_TD01 was discovered stack overflow via parameter 'firewall_value' at url /goform/SetFirewallCfg.","status":"published","published":"2023-09-07T15:30:30Z","modified":"2024-04-04T07:33:21Z","cvss":[{"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"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T14:56:52.639328Z"}],"nvd":[{"id":"CVE-2023-40942","description":"Tenda AC9 V3.0BR_V15.03.06.42_multi_TD01 was discovered stack overflow via parameter 'firewall_value' at url /goform/SetFirewallCfg.","status":"published","published":"2023-09-07T15:15:07.767Z","modified":"2026-06-17T06:19:58.42Z","cvss":[{"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"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T14:08:28.268644Z"}]}}