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Embedthis Appweb Web Server Remote Denial of Service 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
9 years ago
Modified
Modified
5 years ago
Summary
The host is running Embedthis Appweb Web Server and is prone to denial of service vulnerability.
Insight
Insight
A NULL pointer dereference flaw in the parseRange() function in rx.c that is triggered when handling ranger headers in an HTTP request.
Affected Software
Affected Software
Embedthis Appweb version before 4.6.6 and 5.x before 5.2.1
Detection Method
Detection Method
Send a crafted request via HTTP GET and check whether it is able to crash or not.
Solution
Solution
Update to version 4.6.6 or 5.2.1 or later.