{"id":"CVE-2020-12125","aliases":["EUVD-2020-4440","GHSA-5fwv-f3m5-wrpg"],"status":"published","title":"A remote buffer overflow vulnerability in the /cgi-bin/makeRequest.cgi endpoint of the WAVLINK...","description":"A remote buffer overflow vulnerability in the /cgi-bin/makeRequest.cgi endpoint of the WAVLINK WN530H4 M30H4.V5030.190403 allows an attacker to execute arbitrary machine instructions as root without authentication.","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":0.03608,"percentile":0.89574,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-120"],"published":"2020-10-02T08:12:23Z","modified":"2026-06-17T02:51:26Z","products":[{"vendor":"wavlink","product":"wn530h4_firmware"}],"references":[{"url":"https://www.wavlink.com/en_us/product/WL-WN530H4.html","tags":["x_refsource_MISC","x_transferred","Product","Vendor Advisory"]},{"url":"https://cerne.xyz/bugs/CVE-2020-12125","tags":["x_refsource_MISC","x_transferred","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-12125"},{"url":"https://github.com/advisories/GHSA-5fwv-f3m5-wrpg"}],"sources":{"cve":[{"id":"CVE-2020-12125","description":"A remote buffer overflow vulnerability in the /cgi-bin/makeRequest.cgi endpoint of the WAVLINK WN530H4 M30H4.V5030.190403 allows an attacker to execute arbitrary machine instructions as root without authentication.","status":"published","published":"2020-10-02T08:12:23Z","modified":"2024-08-04T11:48:58.303Z","updated_at":"2026-11-02T14:35:52.925152Z"}],"euvd":[{"id":"EUVD-2020-4440","description":"A remote buffer overflow vulnerability in the /cgi-bin/makeRequest.cgi endpoint of the WAVLINK WN530H4 M30H4.V5030.190403 allows an attacker to execute arbitrary machine instructions as root without authentication.","status":"published","published":"2020-10-02T08:12:23Z","modified":"2024-08-04T11:48:58Z","updated_at":"2026-11-03T03:07:40.81889Z"}],"ghsa":[{"id":"GHSA-5fwv-f3m5-wrpg","title":"A remote buffer overflow vulnerability in the /cgi-bin/makeRequest.cgi endpoint of the WAVLINK...","description":"A remote buffer overflow vulnerability in the /cgi-bin/makeRequest.cgi endpoint of the WAVLINK WN530H4 M30H4.V5030.190403 allows an attacker to execute arbitrary machine instructions as root without authentication.","status":"published","published":"2022-05-24T17:29:57Z","modified":"2023-01-29T05:04:01Z","updated_at":"2026-11-02T14:45:27.507739Z"}],"nvd":[{"id":"CVE-2020-12125","description":"A remote buffer overflow vulnerability in the /cgi-bin/makeRequest.cgi endpoint of the WAVLINK WN530H4 M30H4.V5030.190403 allows an attacker to execute arbitrary machine instructions as root without authentication.","status":"published","published":"2020-10-02T09:15:13.147Z","modified":"2026-06-17T02:51:26.923Z","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-120"],"updated_at":"2026-11-02T14:06:17.70091Z"}]}}