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Dnsmasq DoS Vulnerability
Information
Severity
Severity
Medium
Family
Family
Denial of Service
CVSSv2 Base
CVSSv2 Base
5.0
CVSSv2 Vector
CVSSv2 Vector
AV:N/AC:L/Au:N/C:N/I:N/A:P
Solution Type
Solution Type
Vendor Patch
Created
Created
7 years ago
Modified
Modified
5 years ago
Summary
Dnsmasq is prone to a denial of service vulnerability.
Insight
Insight
Dnsmasq crashes when an A or AAAA record is defined locally, in a hosts file, and an upstream server sends a reply that the same name is empty.
Affected Software
Affected Software
Dnsmasq 2.73 until 2.75
Detection Method
Detection Method
Checks if a vulnerable version is present on the target host.
Solution
Solution
Upgrade to version 2.76 or later