When the register_argc_argv
php directive is set to on
, and users call any URL with a special crafted query string, they are able to change the environment or debug mode used by the kernel when handling the request.
The SymfonyRuntime
now ignores the argv
values for non-cli SAPIs PHP runtimes
The patch for this issue is available here for branch 5.4.
We would like to thank Vladimir Dusheyko for reporting the issue and Wouter de Jong for providing the fix.