CWE-548: Information Exposure Through Directory Listing
Information Exposure Through Directory Listing
Weakness ID: 548 (Weakness Variant)
A directory listing is inappropriately exposed, yielding potentially sensitive information to attackers.
A directory listing provides an attacker with the complete index of all the resources located inside of the directory. The specific risks and consequences vary depending on which files are listed and accessible.
Time of Introduction
Technical Impact: Read files or
Exposing the contents of a directory can lead to an attacker gaining
access to source code or providing useful information for the attacker
to devise exploits, such as creation times of files or any information
that may be encoded in file names. The directory listing may also
compromise private or confidential data.
Phases: Architecture and Design; System Configuration
Recommendations include restricting access to important directories or
files by adopting a need to know requirement for both the document and
server root, and turning off features such as Automatic Directory
Listings that could expose private files and provide information that
could be utilized by an attacker when formulating or conducting an