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CWE-124

バッファ・アンダーライト(「バッファ・アンダーフロー)

Buffer Underwrite ('Buffer Underflow')
脆弱性 作成中
JA

本製品は、バッファの先頭より前のメモリ位置を参照するインデックスまたはポインタを使用してバッファに書き込む。

EN

The product writes to a buffer using an index or pointer that references a memory location prior to the beginning of the buffer.

Scope: Integrity, Availability / Impact: Modify Memory; DoS: Crash, Exit, or Restart
Scope: Integrity, Confidentiality, Availability, Access Control, Other / Impact: Execute Unauthorized Code or Commands; Modify Memory; Bypass Protection Mechanism; Other
Scope: Access Control, Other / Impact: Bypass Protection Mechanism; Other
Choose a language that is not susceptible to these issues.
All calculated values that are used as index or for pointer arithmetic should be validated to ensure that they are within an expected range.
MITRE公式ページ — CWE-124