Intrusion Prevention



This indicates an attack attempt to exploit a Denial of Service vulnerability in ISC BIND.
The vulnerability is due to an error when the vulnerable software handles a maliciously crafted query that includes malformed rdata. A remote attacker may be able to exploit this to cause a denial of service condition on the affected system.

Affected Products

ISC BIND 9.7.0->9.7.7
ISC BIND 9.8.0->9.8.5-P1
ISC BIND 9.9.0->9.9.3-P1
ISC BIND 9.8.6b1 and 9.9.4b1
DNSco BIND 9.9.3-S1 and 9.9.4-S1b1


Denial of Service: Remote attackers can crash vulnerable systems.

Recommended Actions

Upgrade to the latest version, available from the web site.

CVE References