{"id":"CVE-2020-20746","aliases":["EUVD-2020-13526","GHSA-hxxx-7hr3-hpmx"],"status":"published","title":"A stack-based buffer overflow in the httpd server on Tenda AC9 V15.03.06.60_EN allows remote...","description":"A stack-based buffer overflow in the httpd server on Tenda AC9 V15.03.06.60_EN allows remote attackers to execute arbitrary code or cause a denial of service (DoS) via a crafted POST request to /goform/SetStaticRouteCfg.","severity":{"version":"3.1","score":7.2,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-11","score":0.02901,"percentile":0.87128,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-787"],"published":"2021-09-30T20:41:27Z","modified":"2026-06-17T03:03:25Z","products":[{"vendor":"tendacn","product":"ac9_firmware"}],"references":[{"url":"https://cwe.mitre.org/data/definitions/121.html","tags":["x_refsource_MISC","x_transferred","Technical Description"]},{"url":"https://github.com/grapefruitvul/vulinfo/blob/master/tenda/vul1.md","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-20746"},{"url":"https://github.com/advisories/GHSA-hxxx-7hr3-hpmx"}],"sources":{"cve":[{"id":"CVE-2020-20746","description":"A stack-based buffer overflow in the httpd server on Tenda AC9 V15.03.06.60_EN allows remote attackers to execute arbitrary code or cause a denial of service (DoS) via a crafted POST request to /goform/SetStaticRouteCfg.","status":"published","published":"2021-09-30T20:41:27Z","modified":"2024-08-04T14:22:25.43Z","updated_at":"2026-11-02T14:35:45.763329Z"}],"euvd":[{"id":"EUVD-2020-13526","description":"A stack-based buffer overflow in the httpd server on Tenda AC9 V15.03.06.60_EN allows remote attackers to execute arbitrary code or cause a denial of service (DoS) via a crafted POST request to /goform/SetStaticRouteCfg.","status":"published","published":"2021-09-30T20:41:27Z","modified":"2024-08-04T14:22:25Z","updated_at":"2026-11-03T03:07:24.233243Z"}],"ghsa":[{"id":"GHSA-hxxx-7hr3-hpmx","title":"A stack-based buffer overflow in the httpd server on Tenda AC9 V15.03.06.60_EN allows remote...","description":"A stack-based buffer overflow in the httpd server on Tenda AC9 V15.03.06.60_EN allows remote attackers to execute arbitrary code or cause a denial of service (DoS) via a crafted POST request to /goform/SetStaticRouteCfg.","status":"published","published":"2022-05-24T19:16:10Z","modified":"2023-01-27T05:03:58Z","cvss":[{"version":"3.1","score":7.2,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T14:42:21.502511Z"}],"nvd":[{"id":"CVE-2020-20746","description":"A stack-based buffer overflow in the httpd server on Tenda AC9 V15.03.06.60_EN allows remote attackers to execute arbitrary code or cause a denial of service (DoS) via a crafted POST request to /goform/SetStaticRouteCfg.","status":"published","published":"2021-09-30T21:15:07.96Z","modified":"2026-06-17T03:03:25.13Z","cvss":[{"version":"3.1","score":7.2,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":6.5,"vector":"AV:N/AC:L/Au:S/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T14:06:45.704484Z"}]}}