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Apache Struts 2.x < 2.3.16.1 Multiple Vulnerabilities (S2-020) (Windows)
Information
Severity
Severity
High
Family
Family
Web application abuses
CVSSv2 Base
CVSSv2 Base
7.5
CVSSv2 Vector
CVSSv2 Vector
AV:N/AC:L/Au:N/C:P/I:P/A:P
Solution Type
Solution Type
Vendor Patch
Created
Created
4 years ago
Modified
Modified
4 years ago
Summary
This host is running Apache Struts and is prone to multiple vulnerabilities.
Insight
Insight
The default upload mechanism in Apache Struts 2 is based on Commons FileUpload version 1.3 which is vulnerable and allows DoS attacks. Additional ParametersInterceptor allows access to 'class' parameter which is directly mapped to getClass() method and allows ClassLoader manipulation.
Affected Software
Affected Software
Struts 2.0.0 - Struts 2.3.16.1.
Detection Method
Detection Method
Checks if a vulnerable version is present on the target host.
Solution
Solution
Upgrade to Struts 2.3.16.2 or later.