{"id":"CVE-2020-28005","aliases":["EUVD-2020-20496","GHSA-94q8-gmc5-fvp3"],"status":"published","title":"httpd on TP-Link TL-WPA4220 devices (hardware versions 2 through 4) allows remote authenticated...","description":"httpd on TP-Link TL-WPA4220 devices (hardware versions 2 through 4) allows remote authenticated users to trigger a buffer overflow (causing a denial of service) by sending a POST request to the /admin/syslog endpoint. Fixed version: TL-WPA4220(EU)_V4_201023","severity":{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-11","score":0.01809,"percentile":0.78893,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-120"],"published":"2020-11-18T15:27:33Z","modified":"2026-06-17T03:09:59Z","products":[{"vendor":"tp-link","product":"tl-wpa4220_firmware"}],"references":[{"url":"https://www.tp-link.com/us/security","tags":["x_refsource_MISC","x_transferred","Vendor Advisory"]},{"url":"https://the-hyperbolic.com/posts/vulnerabilities-in-tlwpa4220/","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-28005"},{"url":"https://github.com/advisories/GHSA-94q8-gmc5-fvp3"}],"sources":{"cve":[{"id":"CVE-2020-28005","description":"httpd on TP-Link TL-WPA4220 devices (hardware versions 2 through 4) allows remote authenticated users to trigger a buffer overflow (causing a denial of service) by sending a POST request to the /admin/syslog endpoint. Fixed version: TL-WPA4220(EU)_V4_201023","status":"published","published":"2020-11-18T15:27:33Z","modified":"2024-08-04T16:25:43.981Z","updated_at":"2026-11-02T14:35:57.017407Z"}],"euvd":[{"id":"EUVD-2020-20496","description":"httpd on TP-Link TL-WPA4220 devices (hardware versions 2 through 4) allows remote authenticated users to trigger a buffer overflow (causing a denial of service) by sending a POST request to the /admin/syslog endpoint. Fixed version: TL-WPA4220(EU)_V4_201023","status":"published","published":"2020-11-18T15:27:33Z","modified":"2024-08-04T16:25:43Z","updated_at":"2026-11-03T03:07:11.320494Z"}],"ghsa":[{"id":"GHSA-94q8-gmc5-fvp3","title":"httpd on TP-Link TL-WPA4220 devices (hardware versions 2 through 4) allows remote authenticated...","description":"httpd on TP-Link TL-WPA4220 devices (hardware versions 2 through 4) allows remote authenticated users to trigger a buffer overflow (causing a denial of service) by sending a POST request to the /admin/syslog endpoint. Fixed version: TL-WPA4220(EU)_V4_201023","status":"published","published":"2022-05-24T17:34:31Z","modified":"2023-01-29T05:04:31Z","cwes":["CWE-120"],"updated_at":"2026-11-02T14:45:34.663559Z"}],"nvd":[{"id":"CVE-2020-28005","description":"httpd on TP-Link TL-WPA4220 devices (hardware versions 2 through 4) allows remote authenticated users to trigger a buffer overflow (causing a denial of service) by sending a POST request to the /admin/syslog endpoint. Fixed version: TL-WPA4220(EU)_V4_201023","status":"published","published":"2020-11-18T16:15:12.303Z","modified":"2026-06-17T03:09:59.323Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary"},{"version":"2.0","score":3.5,"vector":"AV:N/AC:M/Au:S/C:N/I:N/A:P","level":"low","assessor":"primary"}],"cwes":["CWE-120"],"updated_at":"2026-11-02T14:06:25.394006Z"}]}}