Comprehensive Report on DNS Spoofing Attack (CVE-2008-1447)

This report provides a comprehensive overview of the DNS spoofing attack, also known as CVE-2008-1447 or DNS cache poisoning, a vulnerability discovered by Dan Kaminsky. It details how attackers can exploit recursive name servers by poisoning their caches, redirecting users to malicious sites. The report explores the technical aspects of the vulnerability, the attack vector, and exploitation scenarios, including the use of Query IDs and the process of sending numerous DNS queries to guess the TXID. Furthermore, it discusses mitigation strategies for website owners and end-users, such as applying security patches, restricting UDP ports, enabling cryptographic protocols, and verifying website security. The report also covers remediation steps like shifting to DNSSEC and installing security patches. It provides a thorough understanding of the attack, its impact, and the necessary steps to protect systems from this vulnerability.