Predictable-TXID DNS Recursion Vulnerability Scanner

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Predictable-TXID DNS Recursion Vulnerability Scanner Detail

You can scan DNS server to predictable-TXID vulnerability by using this tool.

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 (see Be aware that any targets against which this script is run will be sent to and potentially recorded by one or more DNS servers and the txidtest server. In addition your IP address will be sent along with the txidtest query to the DNS server running on the target.

Some Advice for Common Problems

DNS servers should be set up so that they rely on other DNS servers as little as possible.

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