system
Describe <CVE-2013-4321>.
user
What is <CVE-2013-4321>?
assistant
The File Abstraction Layer (FAL) in TYPO3 6.0.x before 6.0.8 and 6.1.x before 6.1.4 allows remote authenticated editors to execute arbitrary PHP code via unspecified characters in the file extension when renaming a file.  NOTE: this vulnerability exists because of an incomplete fix for CVE-2013-4250..