> For the complete documentation index, see [llms.txt](https://hacking-notes.jord4n.pro/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://hacking-notes.jord4n.pro/ja/web/sql-injection/time-based-blind-sql-injection.md).

# 時間ベースのブラインドSQLインジェクション

PortSwigger Web Security Academy のラボ向けメモ。時間ベースのブラインドSQLインジェクションに関するもので、攻撃手順、ペイロードのテスト、Burp Suite による検証、および対策の文脈を含む。

### 時間遅延を利用したブラインドSQLインジェクション

**背景:** の値が `TrackingId` cookie が実行される SQL リクエストに挿入される **同期的に**。HTTPレスポンスはクエリの結果を直接示しませんが、私たちは **条件付きの時間** （sleep）して情報を推測する（時間ベースのブラインドSQLi）。

#### 提供されたペイロード（Cookieの正当な部分の後に配置する。例: `TrackingId=<BASE>' <PAYLOAD> -- -`)

* **MySQL** :

```
' AND SLEEP(10)-- -
```

* **PostgreSQL** :

```
' || pg_sleep(10)-- -
```

> 具体例（cookie）:/ `TrackingId=abc123' AND SLEEP(10)-- -` (MySQL)

<figure><img src="https://2001299964-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2Fl4EVJpcOrsgjSGsLI7p2%2Fuploads%2Fgit-blob-531b15e41496185652958353c7ea74c418751788%2F%7B1F29B9D6-1174-4B25-96AD-4470D154115D%7D.png?alt=media" alt=""><figcaption></figcaption></figure>


---

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