{"id":"CVE-2022-29643","aliases":["EUVD-2022-33971","GHSA-wc76-9jqq-r863"],"status":"published","title":"TOTOLINK A3100R V4.1.2cu.5050_B20200504 and V4.1.2cu.5247_B20211129 were discovered to contain a...","description":"TOTOLINK A3100R V4.1.2cu.5050_B20200504 and V4.1.2cu.5247_B20211129 were discovered to contain a stack overflow via the macAddress parameter in the function setMacQos. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted POST request.","severity":{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-10","score":0.01175,"percentile":0.67816,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-787"],"published":"2022-05-18T11:50:49Z","modified":"2026-06-17T04:40:33Z","products":[{"vendor":"totolink","product":"a3100r_firmware"}],"references":[{"url":"https://github.com/shijin0925/IOT/blob/master/TOTOLINK%20A3100R/6.md","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2022-29643"},{"url":"https://github.com/advisories/GHSA-wc76-9jqq-r863"}],"sources":{"cve":[{"id":"CVE-2022-29643","description":"TOTOLINK A3100R V4.1.2cu.5050_B20200504 and V4.1.2cu.5247_B20211129 were discovered to contain a stack overflow via the macAddress parameter in the function setMacQos. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted POST request.","status":"published","published":"2022-05-18T11:50:49Z","modified":"2024-08-03T06:26:06.603Z","updated_at":"2026-11-02T14:34:36.270817Z"}],"euvd":[{"id":"EUVD-2022-33971","description":"TOTOLINK A3100R V4.1.2cu.5050_B20200504 and V4.1.2cu.5247_B20211129 were discovered to contain a stack overflow via the macAddress parameter in the function setMacQos. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted POST request.","status":"published","published":"2022-05-18T11:50:49Z","modified":"2024-08-03T06:26:06Z","updated_at":"2026-11-03T03:25:38.110935Z"}],"ghsa":[{"id":"GHSA-wc76-9jqq-r863","title":"TOTOLINK A3100R V4.1.2cu.5050_B20200504 and V4.1.2cu.5247_B20211129 were discovered to contain a...","description":"TOTOLINK A3100R V4.1.2cu.5050_B20200504 and V4.1.2cu.5247_B20211129 were discovered to contain a stack overflow via the macAddress parameter in the function setMacQos. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted POST request.","status":"published","published":"2022-05-19T00:00:40Z","modified":"2023-01-28T05:05:06Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T14:44:18.061425Z"}],"nvd":[{"id":"CVE-2022-29643","description":"TOTOLINK A3100R V4.1.2cu.5050_B20200504 and V4.1.2cu.5247_B20211129 were discovered to contain a stack overflow via the macAddress parameter in the function setMacQos. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted POST request.","status":"published","published":"2022-05-18T12:15:08.44Z","modified":"2026-06-17T04:40:33.213Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":7.8,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:C","level":"high","assessor":"primary"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T14:07:20.264424Z"}]}}