CWE-626: Null Byte Interaction Error (Poison Null Byte)
CWE版本: 4.18
更新日期: 2025-09-09
弱点描述
The product does not properly handle null bytes or NUL characters when passing data between different representations or components.
常见后果
影响范围: Integrity
技术影响: Unexpected State
潜在缓解措施
阶段: Implementation
描述: Remove null bytes from all incoming strings.
观察示例
参考: CVE-2005-4155
NUL byte bypasses PHP regular expression check
参考: CVE-2005-3153
inserting SQL after a NUL byte bypasses allowlist regexp, enabling SQL injection
引入模式
| 阶段 | 说明 |
|---|---|
| Implementation | - |