Threat Encyclopedia

PowerDNS.Recursive.Out.of.Bounds.Read.DoS

description-logoDescription

This indicates an attempt to exploit a Denial of Service vulnerability in PowerDNS.
The vulnerability is due to an error in the vulnerable application when handling crafted DNS queries, leading to an out-of-bounds read. A remote attacker may be able to exploit this to cause a denial of service condition on the affected system.

affected-products-logoAffected Products

PowerDNS PowerDNS Recursor 4.1.x prior to 4.1.8

Impact logoImpact

Denial of Service: Remote attackers can crash vulnerable systems.

recomended-action-logoRecommended Actions

Refer to the vendor's advisory for updates:
https://docs.powerdns.com/recursor/security-advisories/powerdns-advisory-2018-09.html

CVE References

CVE-2018-16855

Telemetry logoTelemetry