{"id":"CVE-2022-21201","aliases":["EUVD-2022-26435","GHSA-gq4m-rjjh-jgf3"],"status":"published","title":"A stack-based buffer overflow vulnerability exists in the confers ucloud_add_node_new...","description":"A stack-based buffer overflow vulnerability exists in the confers ucloud_add_node_new functionality of TCL LinkHub Mesh Wi-Fi MS1G_00_01.00_14. A specially-crafted network packet can lead to stack-based buffer overflow. An attacker can send a malicious packet to trigger this vulnerability.","severity":{"version":"3.0","score":8.8,"vector":"CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00891,"percentile":0.5972,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-121","CWE-787"],"published":"2022-08-05T21:11:15Z","modified":"2026-06-17T04:25:44Z","products":[{"vendor":"tcl","product":"linkhub mesh wifi"},{"vendor":"tcl","product":"linkhub_mesh_wifi_ac1200"}],"references":[{"url":"https://talosintelligence.com/vulnerability_reports/TALOS-2022-1456","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2022-21201"},{"url":"https://github.com/advisories/GHSA-gq4m-rjjh-jgf3"}],"sources":{"cve":[{"id":"CVE-2022-21201","description":"A stack-based buffer overflow vulnerability exists in the confers ucloud_add_node_new functionality of TCL LinkHub Mesh Wi-Fi MS1G_00_01.00_14. A specially-crafted network packet can lead to stack-based buffer overflow. An attacker can send a malicious packet to trigger this vulnerability.","status":"published","published":"2022-08-05T21:11:15.427Z","modified":"2025-04-15T18:58:48.601Z","cvss":[{"version":"3.0","score":8.8,"vector":"CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"cna"}],"cwes":["CWE-121"],"updated_at":"2026-11-02T14:34:29.057251Z"}],"euvd":[{"id":"EUVD-2022-26435","description":"A stack-based buffer overflow vulnerability exists in the confers ucloud_add_node_new functionality of TCL LinkHub Mesh Wi-Fi MS1G_00_01.00_14. A specially-crafted network packet can lead to stack-based buffer overflow. An attacker can send a malicious packet to trigger this vulnerability.","status":"published","published":"2022-08-05T21:11:15Z","modified":"2025-04-15T18:58:48Z","cvss":[{"version":"3.0","score":8.8,"vector":"CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T20:52:27.261894Z"}],"ghsa":[{"id":"GHSA-gq4m-rjjh-jgf3","title":"A stack-based buffer overflow vulnerability exists in the confers ucloud_add_node_new...","description":"A stack-based buffer overflow vulnerability exists in the confers ucloud_add_node_new functionality of TCL LinkHub Mesh Wi-Fi MS1G_00_01.00_14. A specially-crafted network packet can lead to stack-based buffer overflow. An attacker can send a malicious packet to trigger this vulnerability.","status":"published","published":"2022-08-06T00:00:35Z","modified":"2023-01-27T05:07:31Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-121","CWE-787"],"updated_at":"2026-11-02T14:43:08.293944Z"}],"nvd":[{"id":"CVE-2022-21201","description":"A stack-based buffer overflow vulnerability exists in the confers ucloud_add_node_new functionality of TCL LinkHub Mesh Wi-Fi MS1G_00_01.00_14. A specially-crafted network packet can lead to stack-based buffer overflow. An attacker can send a malicious packet to trigger this vulnerability.","status":"published","published":"2022-08-05T22:15:09.13Z","modified":"2026-06-17T04:25:44.38Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"3.0","score":8.8,"vector":"CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"}],"cwes":["CWE-121","CWE-787"],"updated_at":"2026-11-02T14:07:24.39467Z"}]}}