CWE-25: Path Traversal: '/../filedir'
VariantIncomplete
The product uses external input to construct a pathname that should be within a restricted directory, but it does not properly neutralize "/../" sequences that can resolve to a location that is outside of that directory.
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Extended Description
This allows attackers to traverse the file system to access files or directories that are outside of the restricted directory. Sometimes a program checks for "../" at the beginning of the input, so a "/../" can bypass that check.
Technical Details
- Structure
- Simple
Applicable To
Not Language-Specific