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PowerDNS Authoritative (Auth) Server Denial of Service Vulnerability (Linux)
Information
Severity
Severity
High
Family
Family
Denial of Service
CVSSv2 Base
CVSSv2 Base
7.8
CVSSv2 Vector
CVSSv2 Vector
AV:N/AC:L/Au:N/C:N/I:N/A:C
Solution Type
Solution Type
Vendor Patch
Created
Created
7 years ago
Modified
Modified
5 years ago
Summary
This host is running PowerDNS Authoritative (Auth) Server and is prone to denial of service vulnerability.
Insight
Insight
The flaw exists due to an error in the handling of DNS packets by label decompression functionality.
Affected Software
Affected Software
PowerDNS Authoritative (Auth) Server 3.2.x, 3.3.x before 3.3.3, and 3.4.x before 3.4.5 on Linux
Detection Method
Detection Method
Checks if a vulnerable version is present on the target host.
Solution
Solution
Upgrade to PowerDNS Authoritative (Auth) Server 3.3.3, or 3.4.5 or later.