Nmap NSE net: dns-random-txid

Checks a DNS server for the predictable-TXID DNS recursion vulnerability. Predictable TXID values can make a DNS server vulnerable to cache poisoning attacks see CVE-2008-1447. The script works by querying txidtest.dns-oarc.net see https://www.dns- oarc.net/oarc/services/txidtest. Be aware that a...