CWE-785 - Use of Path Manipulation Function without Maximum-sized Buffer
CWE-785
- Abstraction:
- Variant
- Structure:
- Simple
- Status:
- Incomplete
- Weakness Name
Use of Path Manipulation Function without Maximum-sized Buffer
- Description
The product invokes a function for normalizing paths or file names, but it provides an output buffer that is smaller than the maximum possible size, such as PATH_MAX.
Passing an inadequately-sized output buffer to a path manipulation function can result in a buffer overflow. Such functions include realpath(), readlink(), PathAppend(), and others.
- Common Consequences
Scope: Integrity, Confidentiality, Availability
Impact: Modify Memory, Execute Unauthorized Code or Commands, DoS: Crash, Exit, or Restart
- Related Weaknesses
- Release Date:
- 2009-07-27
- Latest Modification Date:
- 2023-06-29
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