{"id":"CVE-2025-28020","aliases":["EUVD-2025-12101","GHSA-2cpg-xxmj-g6gp"],"status":"published","title":"TOTOLINK A800R V4.1.2cu.5137_B20200730 was found to contain a buffer overflow vulnerability in...","description":"TOTOLINK A800R V4.1.2cu.5137_B20200730 was found to contain a buffer overflow vulnerability in downloadFile.cgi through the v25 parameter.","severity":{"version":"3.1","score":7.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L","level":"high","assessor":"adp","from":"cve"},"epss":{"day":"2026-11-10","score":0.004,"percentile":0.34588,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-120"],"published":"2025-04-23T00:00:00Z","modified":"2026-06-17T09:04:28Z","products":[{"vendor":"totolink","product":"a800r_firmware"}],"references":[{"url":"https://locrian-lightning-dc7.notion.site/BufferOverflow3-1948e5e2b1a280c28ef5c6e54b49324d?pvs=73","tags":["Exploit","Third Party Advisory"]},{"url":"https://locrian-lightning-dc7.notion.site/CVE-2025-28020-BufferOverflow3-1948e5e2b1a280c28ef5c6e54b49324d","tags":["Exploit","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-28020"},{"url":"https://github.com/advisories/GHSA-2cpg-xxmj-g6gp"}],"sources":{"cve":[{"id":"CVE-2025-28020","description":"TOTOLINK A800R V4.1.2cu.5137_B20200730 was found to contain a buffer overflow vulnerability in downloadFile.cgi through the v25 parameter.","status":"published","published":"2025-04-23T00:00:00Z","modified":"2025-04-24T15:52:36.284Z","cvss":[{"version":"3.1","score":7.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L","level":"high","assessor":"adp"}],"cwes":["CWE-120"],"updated_at":"2026-11-02T14:32:50.176138Z"}],"euvd":[{"id":"EUVD-2025-12101","description":"TOTOLINK A800R V4.1.2cu.5137_B20200730 was found to contain a buffer overflow vulnerability in downloadFile.cgi through the v25 parameter.","status":"published","published":"2025-04-23T00:00:00Z","modified":"2025-04-24T15:52:36Z","cvss":[{"version":"3.1","score":7.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L","level":"high"}],"updated_at":"2026-11-02T20:52:04.118749Z"}],"ghsa":[{"id":"GHSA-2cpg-xxmj-g6gp","title":"TOTOLINK A800R V4.1.2cu.5137_B20200730 was found to contain a buffer overflow vulnerability in...","description":"TOTOLINK A800R V4.1.2cu.5137_B20200730 was found to contain a buffer overflow vulnerability in downloadFile.cgi through the v25 parameter.","status":"published","published":"2025-04-23T18:30:58Z","modified":"2025-04-24T18:32:10Z","cvss":[{"version":"3.1","score":7.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L","level":"high"}],"cwes":["CWE-120"],"updated_at":"2026-11-02T15:02:01.717603Z"}],"nvd":[{"id":"CVE-2025-28020","description":"TOTOLINK A800R V4.1.2cu.5137_B20200730 was found to contain a buffer overflow vulnerability in downloadFile.cgi through the v25 parameter.","status":"published","published":"2025-04-23T17:16:53.027Z","modified":"2026-06-17T09:04:28.15Z","cvss":[{"version":"3.1","score":7.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L","level":"high","assessor":"secondary"}],"cwes":["CWE-120"],"updated_at":"2026-11-02T14:11:01.507281Z"}]}}