Exposure of Sensitive Information to an Unauthorized Actor
TYPO3 3.8.0 and earlier allows remote attackers to obtain sensitive information via a direct request to misc/phpcheck/, which invokes the phpinfo function and prints values of unspecified environment variables.
CWE-200 - Information Exposure
An information exposure vulnerability is categorized as an information flow (IF) weakness, which can potentially allow unauthorized access to otherwise classified information in the application, such as confidential personal information (demographics, financials, health records, etc.), business secrets, and the application's internal environment.