CVE-2007-2926

EPSS 20.6%

bind9 - DNS cache poisoning vulnerability

Published: 7/24/2007Modified: 4/28/2026

Description

ISC BIND 9 through 9.5.0a5 uses a weak random number generator during generation of DNS query ids when answering resolver questions or sending NOTIFY messages to slave name servers, which makes it easier for remote attackers to guess the next query id and perform DNS cache poisoning.

Affected packages (2)

Debian/bind9from 0, < 1:9.4.1-P1-1
Debian/bind9from 0, < 1:9.3.4-2etch1

References (1)

ADVISORYhttps://security-tracker.debian.org/tracker/CVE-2007-2926