{"id":"CVE-2023-41173","aliases":["EUVD-2023-45690","GHSA-r9gm-88g3-6g68"],"status":"published","title":"AdGuard DNS before 2.2 allows remote attackers to cause a denial of service via malformed UDP...","description":"AdGuard DNS before 2.2 allows remote attackers to cause a denial of service via malformed UDP packets.","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":0.00815,"percentile":0.57384,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-400"],"published":"2023-08-25T00:00:00Z","modified":"2026-10-28T02:31:00Z","products":[{"vendor":"adguard","product":"adguard_dns"}],"references":[{"url":"https://adguard-dns.io/en/versions.html#2.2","tags":["x_transferred","Release Notes","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-41173","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-r9gm-88g3-6g68"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/41xxx/CVE-2023-41173.json","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2023-41173","description":"AdGuard DNS before 2.2 allows remote attackers to cause a denial of service via malformed UDP packets.","status":"published","published":"2023-08-25T00:00:00Z","modified":"2024-10-02T17:51:37.081Z","cwes":["CWE-400"],"updated_at":"2026-11-02T14:35:19.217111Z"}],"euvd":[{"id":"EUVD-2023-45690","description":"AdGuard DNS before 2.2 allows remote attackers to cause a denial of service via malformed UDP packets.","status":"published","published":"2023-08-25T00:00:00Z","modified":"2024-10-02T17:51:37Z","updated_at":"2026-11-03T00:27:57.212945Z"}],"ghsa":[{"id":"GHSA-r9gm-88g3-6g68","title":"AdGuard DNS before 2.2 allows remote attackers to cause a denial of service via malformed UDP...","description":"AdGuard DNS before 2.2 allows remote attackers to cause a denial of service via malformed UDP packets.","status":"published","published":"2023-08-25T09:30:20Z","modified":"2024-10-02T21:30:32Z","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-400"],"updated_at":"2026-11-02T14:58:23.554604Z"}],"nvd":[{"id":"CVE-2023-41173","description":"AdGuard DNS before 2.2 allows remote attackers to cause a denial of service via malformed UDP packets.","status":"published","published":"2023-08-25T07:15:09.14Z","modified":"2026-06-17T06:20:52.963Z","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"}],"cwes":["CWE-400"],"updated_at":"2026-11-02T14:08:25.025396Z"}],"osv":[{"id":"CVE-2023-41173","description":"AdGuard DNS before 2.2 allows remote attackers to cause a denial of service via malformed UDP packets.","status":"published","published":"2023-08-25T00:00:00Z","modified":"2026-10-28T02:31:00.869774501Z","updated_at":"2026-11-02T15:44:33.244128Z"}]}}