{"id":"CVE-2024-41593","aliases":["EUVD-2024-39090","GHSA-82ch-xgf6-4685"],"status":"published","title":"DrayTek Vigor310 devices through 4.3.2.6 allow a remote attacker to execute arbitrary code via...","description":"DrayTek Vigor310 devices through 4.3.2.6 allow a remote attacker to execute arbitrary code via the function ft_payload_dns(), because a byte sign-extension operation occurs for the length argument of a _memcpy call, leading to a heap-based Buffer Overflow.","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":"2026-11-09","score":0.00892,"percentile":0.59695,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-787"],"published":"2024-10-03T00:00:00Z","modified":"2026-06-17T07:47:53Z","products":[{"vendor":"draytek","product":"vigor1000b_firmware"},{"vendor":"draytek","product":"vigor165_firmware"},{"vendor":"draytek","product":"vigor166_firmware"},{"vendor":"draytek","product":"vigor2133_firmware"},{"vendor":"draytek","product":"vigor2135_firmware"},{"vendor":"draytek","product":"vigor2620_firmware"},{"vendor":"draytek","product":"vigor2762_firmware"},{"vendor":"draytek","product":"vigor2763_firmware"},{"vendor":"draytek","product":"vigor2765_firmware"},{"vendor":"draytek","product":"vigor2766_firmware"},{"vendor":"draytek","product":"vigor2832_firmware"},{"vendor":"draytek","product":"vigor2860_firmware"},{"vendor":"draytek","product":"vigor2862_firmware"},{"vendor":"draytek","product":"vigor2865_firmware"},{"vendor":"draytek","product":"vigor2866_firmware"},{"vendor":"draytek","product":"vigor2915_firmware"},{"vendor":"draytek","product":"vigor2925_firmware"},{"vendor":"draytek","product":"vigor2926_firmware"},{"vendor":"draytek","product":"vigor2952_firmware"},{"vendor":"draytek","product":"vigor2962_firmware"},{"vendor":"draytek","product":"vigor3220_firmware"},{"vendor":"draytek","product":"vigor3910_firmware"},{"vendor":"draytek","product":"vigor3912_firmware"},{"vendor":"draytek","product":"vigorlte200_firmware"}],"references":[{"url":"https://www.forescout.com/resources/draytek14-vulnerabilities","tags":["Broken Link"]},{"url":"https://www.forescout.com/resources/draybreak-draytek-research/","tags":["Mitigation","Technical Description","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2024-41593"},{"url":"https://www.forescout.com/resources/draybreak-draytek-research"},{"url":"https://github.com/advisories/GHSA-82ch-xgf6-4685"}],"sources":{"cve":[{"id":"CVE-2024-41593","description":"DrayTek Vigor310 devices through 4.3.2.6 allow a remote attacker to execute arbitrary code via the function ft_payload_dns(), because a byte sign-extension operation occurs for the length argument of a _memcpy call, leading to a heap-based Buffer Overflow.","status":"published","published":"2024-10-03T00:00:00Z","modified":"2025-03-13T18:11:33.093Z","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":"adp"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T14:34:04.00829Z"}],"euvd":[{"id":"EUVD-2024-39090","description":"DrayTek Vigor310 devices through 4.3.2.6 allow a remote attacker to execute arbitrary code via the function ft_payload_dns(), because a byte sign-extension operation occurs for the length argument of a _memcpy call, leading to a heap-based Buffer Overflow.","status":"published","published":"2024-10-03T00:00:00Z","modified":"2025-03-13T18:11:33Z","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"}],"updated_at":"2026-11-02T20:53:04.232984Z"}],"ghsa":[{"id":"GHSA-82ch-xgf6-4685","title":"DrayTek Vigor310 devices through 4.3.2.6 allow a remote attacker to execute arbitrary code via...","description":"DrayTek Vigor310 devices through 4.3.2.6 allow a remote attacker to execute arbitrary code via the function ft_payload_dns(), because a byte sign-extension operation occurs for the length argument of a _memcpy call, leading to a heap-based Buffer Overflow.","status":"published","published":"2024-10-03T21:31:04Z","modified":"2024-10-08T18:34:18Z","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"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T14:58:27.293589Z"}],"nvd":[{"id":"CVE-2024-41593","description":"DrayTek Vigor310 devices through 4.3.2.6 allow a remote attacker to execute arbitrary code via the function ft_payload_dns(), because a byte sign-extension operation occurs for the length argument of a _memcpy call, leading to a heap-based Buffer Overflow.","status":"published","published":"2024-10-03T19:15:04.74Z","modified":"2026-06-17T07:47:53.48Z","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":"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":"secondary"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T14:10:30.673028Z"}]}}