Header.pm in Net::DNS before 0.60, a Perl module, (1) generates predictable sequence IDs with a fixed increment and (2) can use the same starting ID for all child processes of a forking server, which allows remote attackers to spoof DNS responses, as originally reported for qpsmtp and spamassassin.
AV:N/AC:M/Au:N/C:N/I:P/A:N
25/06/2007
by Nlnet Labs
17 years ago