{"id":"CVE-2023-41355","aliases":["EUVD-2023-45858","GHSA-5297-2xjq-2cfx"],"status":"published","title":"Chunghwa Telecom NOKIA G-040W-Q - Improper Input Validation","description":"Chunghwa Telecom NOKIA G-040W-Q Firewall function has a vulnerability of input validation for ICMP redirect messages. An unauthenticated remote attacker can exploit this vulnerability by sending a crafted package to modify the network routing table, resulting in a denial of service or sensitive information leaking.","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":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.00824,"percentile":0.57625,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-20","CWE-940"],"published":"2023-11-03T05:55:07Z","modified":"2026-06-17T06:21:56Z","products":[{"vendor":"chunghwa telecom","product":"nokia g-040w-q"},{"vendor":"nokia","product":"g-040w-q_firmware"}],"references":[{"url":"https://www.twcert.org.tw/tw/cp-132-7505-a0c94-1.html","tags":["x_transferred","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-41355"},{"url":"https://github.com/advisories/GHSA-5297-2xjq-2cfx"}],"sources":{"cve":[{"id":"CVE-2023-41355","title":"Chunghwa Telecom NOKIA G-040W-Q - Improper Input Validation","description":"Chunghwa Telecom NOKIA G-040W-Q Firewall function has a vulnerability of input validation for ICMP redirect messages. An unauthenticated remote attacker can exploit this vulnerability by sending a crafted package to modify the network routing table, resulting in a denial of service or sensitive information leaking.","status":"published","published":"2023-11-03T05:55:07.221Z","modified":"2024-10-14T04:02:18.834Z","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":"cna"}],"cwes":["CWE-940"],"updated_at":"2026-11-02T14:35:18.88314Z"}],"euvd":[{"id":"EUVD-2023-45858","description":"Chunghwa Telecom NOKIA G-040W-Q Firewall function has a vulnerability of input validation for ICMP redirect messages. An unauthenticated remote attacker can exploit this vulnerability by sending a crafted package to modify the network routing table, resulting in a denial of service or sensitive information leaking.","status":"published","published":"2023-11-03T05:55:07Z","modified":"2024-10-14T04:02:18Z","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"}],"updated_at":"2026-11-03T00:27:37.685207Z"}],"ghsa":[{"id":"GHSA-5297-2xjq-2cfx","title":"Chunghwa Telecom NOKIA G-040W-Q Firewall function has a vulnerability of input validation for...","description":"Chunghwa Telecom NOKIA G-040W-Q Firewall function has a vulnerability of input validation for ICMP redirect messages. An unauthenticated remote attacker can exploit this vulnerability by sending a crafted package to modify the network routing table, resulting in a denial of service or sensitive information leaking.","status":"published","published":"2023-11-03T06:36:30Z","modified":"2024-10-14T06:31:49Z","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-20","CWE-940"],"updated_at":"2026-11-02T14:58:29.701719Z"}],"nvd":[{"id":"CVE-2023-41355","description":"Chunghwa Telecom NOKIA G-040W-Q Firewall function has a vulnerability of input validation for ICMP redirect messages. An unauthenticated remote attacker can exploit this vulnerability by sending a crafted package to modify the network routing table, resulting in a denial of service or sensitive information leaking.","status":"published","published":"2023-11-03T06:15:07.63Z","modified":"2026-06-17T06:21:56.827Z","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":"secondary"},{"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"}],"cwes":["CWE-940","CWE-20"],"updated_at":"2026-11-02T14:08:41.047232Z"}]}}