CWE-243

Creation of chroot Jail Without Changing Working Directory
AI Translation Available

The product uses the chroot() system call to create a jail, but does not change the working directory afterward. This does not prevent access to files outside of the jail.

Status
draft
Abstraction
variant
Likelihood
high
C C++

Improper use of chroot() may allow attackers to escape from the chroot jail. The chroot() function call does not change the process's current working directory, so relative paths may still refer to file system resources outside of the chroot jail after chroot() has been called.

Common Consequences

confidentiality
Impacts
read files or directories

Detection Methods

automated static analysis

Potential Mitigations