{"id":"CVE-2022-27022","aliases":["EUVD-2022-31562","GHSA-vqpx-8vjh-qxx9"],"status":"published","title":"There is a stack overflow vulnerability in the SetSysTimeCfg() function in the httpd service of...","description":"There is a stack overflow vulnerability in the SetSysTimeCfg() function in the httpd service of Tenda AC9 V15.03.2.21_cn. The attacker can obtain a stable root shell through a constructed payload.","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":"2026-11-10","score":0.01692,"percentile":0.77275,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-787"],"published":"2022-04-07T15:02:46Z","modified":"2026-06-17T04:36:18Z","products":[{"vendor":"tenda","product":"ac9_firmware"}],"references":[{"url":"https://github.com/EPhaha/IOT_vuln/tree/main/Tenda/AC9/14","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2022-27022"},{"url":"https://github.com/advisories/GHSA-vqpx-8vjh-qxx9"}],"sources":{"cve":[{"id":"CVE-2022-27022","description":"There is a stack overflow vulnerability in the SetSysTimeCfg() function in the httpd service of Tenda AC9 V15.03.2.21_cn. The attacker can obtain a stable root shell through a constructed payload.","status":"published","published":"2022-04-07T15:02:46Z","modified":"2024-08-03T05:18:39.262Z","updated_at":"2026-11-02T14:34:33.913527Z"}],"euvd":[{"id":"EUVD-2022-31562","description":"There is a stack overflow vulnerability in the SetSysTimeCfg() function in the httpd service of Tenda AC9 V15.03.2.21_cn. The attacker can obtain a stable root shell through a constructed payload.","status":"published","published":"2022-04-07T15:02:46Z","modified":"2024-08-03T05:18:39Z","updated_at":"2026-11-03T03:25:44.099503Z"}],"ghsa":[{"id":"GHSA-vqpx-8vjh-qxx9","title":"There is a stack overflow vulnerability in the SetSysTimeCfg() function in the httpd service of...","description":"There is a stack overflow vulnerability in the SetSysTimeCfg() function in the httpd service of Tenda AC9 V15.03.2.21_cn. The attacker can obtain a stable root shell through a constructed payload.","status":"published","published":"2022-04-08T00:00:23Z","modified":"2023-01-27T05:01:30Z","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":"2026-11-02T14:41:54.80485Z"}],"nvd":[{"id":"CVE-2022-27022","description":"There is a stack overflow vulnerability in the SetSysTimeCfg() function in the httpd service of Tenda AC9 V15.03.2.21_cn. The attacker can obtain a stable root shell through a constructed payload.","status":"published","published":"2022-04-07T16:15:07.667Z","modified":"2026-06-17T04:36:18.583Z","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"},{"version":"2.0","score":10,"vector":"AV:N/AC:L/Au:N/C:C/I:C/A:C","level":"high","assessor":"primary"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T14:07:14.706146Z"}]}}