DoR

Abstract: The Race condition is a privilege vulnerability that manipulates the small window of time between appliance of a security control and use of services in a system. This vulnerability is a result of interferences caused by multiple threads running in the system and sharing the same resources. These processes might include trusted process such as operating system files and un-trusted processes. The race conditions vulnerability is one of the more common in UNIX-like systems, where directories /tmp and /var/tmp are shared between threads. A study of Race condition vulnerability is presented in this paper. Though Race condition could be found in various systems, this paper focuses on UNIX-like systems only.

Keywords: Race Condition, Vulnerability, Privilege Escalation, Critical Section, Dirty COW, Semaphore

Journal or Conference Name: WMSCI 2017 - 21st World Multi-Conference on Systemics, Cybernetics and Informatics, Proceedings