{"cve":"CVE-2004-1060","nvd":{"published":"2004-04-12T04:00:00.000","modified":"2026-06-16T22:06:55.980","status":"Modified","description":"Multiple TCP/IP and ICMP implementations, when using Path MTU (PMTU) discovery (PMTUD), allow remote attackers to cause a denial of service (network throughput reduction for TCP connections) via forged ICMP (\"Fragmentation Needed and Don't Fragment was Set\") packets with a low next-hop MTU value, aka the \"Path MTU discovery attack.\"  NOTE: CVE-2004-0790, CVE-2004-0791, and CVE-2004-1060 have been SPLIT based on different attacks; CVE-2005-0065, CVE-2005-0066, CVE-2005-0067, and CVE-2005-0068 are related identifiers that are SPLIT based on the underlying vulnerability.  While CVE normally SPLITs based on vulnerability, the attack-based identifiers exist due to the variety and number of affected implementations and solutions that address the attacks instead of the underlying vulnerabilities.","cvss_v4":null,"cvss_v3":null,"cwes":[],"references":["ftp://ftp.sco.com/pub/updates/OpenServer/SCOSA-2006.4/SCOSA-2006.4.txt","http://marc.info/?l=bugtraq&m=112861397904255&w=2","http://secunia.com/advisories/18317","http://securityreason.com/securityalert/19","http://securityreason.com/securityalert/57"],"products":["icmp:icmp","tcp:tcp"],"source":"nvd","synced_at":"2026-10-19T19:37:11.487553034+00:00"},"epss":{"cve":"CVE-2004-1060","score":0.7467,"percentile":0.99502,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}