Intrusion Prevention

Dnsmasq.add_resource_record.Heap.Overflow

Description

This indicates an attack attempt to exploit a Heap Buffer Overflow vulnerability in Dnsmasq.
The vulnerability is due to an error when the vulnerable software receives a malformed DNS response. A remote attacker may be able to exploit this to execute arbitrary code within the context of the application.

Affected Products

Dnsmasq versions prior to 2.78

Impact

System Compromise: Remote attackers can gain control of vulnerable systems.

Recommended Actions

Upgrade to the latest version available from the website.
http://www.thekelleys.org.uk/dnsmasq/

CVE References

CVE-2017-14491