TWiki 'debugenableplugins' Parameter Remote Code Execution Vulnerability

Summary
TWiki is prone to remote code-execution vulnerability.
Impact
Attackers can exploit this issue to execute arbitrary code in the context of the webserver user.
Solution
Updates are available.
Insight
It is possible to execute arbitrary Perl code by adding a 'debugenableplugins=' parameter with a specially crafted value.
Affected
TWiki 6.0.0 TWiki 5.1.0 through TWiki 5.1.4 TWiki 5.0.0 through TWiki 5.0.2 TWiki 4.3.0 through TWiki 4.3.2 TWiki 4.2.0 through TWiki 4.2.4 TWiki 4.1.0 through TWiki 4.1.2 TWiki 4.0.0 through TWiki 4.0.5
Detection
Send a HTTP GET request and check the response.
References