Microsoft Internet Explorer before 8 displays a cached certificate for a (1) 4xx or (2) 5xx CONNECT response page returned by a proxy server, which allows man-in-the-middle attackers to spoof an arbitrary https site by letting a browser obtain a valid certificate from this site during one request, and then sending the browser a crafted 502 response page upon a subsequent request.
総合評価: CVE-2009-2069 は中リスク（51.9/100）。CVSS 深刻度は中。悪用される可能性が高い（EPSS 2.20%、84 パーセンタイル） 推奨対応: 影響資産を整理し、修補計画に組み込んでください。
リスクは変動します。再評価に基づき、本ページの表示内容を更新しています。
EPSS は日次で悪用されやすさの相対度合いを推定します。パーセンタイルは採点済み CVE の中での相対位置（高いほど相対的に深刻）を示します。
| # | 日付 | 旧 EPSS スコア | 新 EPSS スコア | Δ（新 − 旧） |
|---|---|---|---|---|
| 1 | 2026-02-28 | 2.95% | 2.20% | -0.75% |
| 2 | 2025-03-30 | 2.53% | 2.95% | +0.42% |
| 3 | 2025-03-29 | — | 2.53% | — |
EPSS の全履歴 （全 11 件）
この CVE の CVSS 指標。
| ベーススコア | バージョン | 深刻度 | ベクトル | 悪用しやすさ | 影響 | スコアの出典 |
|---|---|---|---|---|---|---|
| 5.8 | 2.0 | MEDIUM |
|
8.6 | 4.9 | [email protected] |
| ベンダー | 製品 | バージョン | 生の CPE |
|---|---|---|---|
| microsoft | ie | 5.0 | cpe:2.3:a:microsoft:ie:5.0:sp1:*:*:*:*:*:* |
| microsoft | ie | 5.0 | cpe:2.3:a:microsoft:ie:5.0:sp4:*:*:*:*:*:* |
| microsoft | ie | 5.22 | cpe:2.3:a:microsoft:ie:5.22:*:*:*:*:*:*:* |
| microsoft | ie | 6.0 | cpe:2.3:a:microsoft:ie:6.0:sp1:*:*:*:*:*:* |
| microsoft | ie | 6.0 | cpe:2.3:a:microsoft:ie:6.0:sp2:*:*:*:*:*:* |
| microsoft | internet_explorer | 3.0 | cpe:2.3:a:microsoft:internet_explorer:3.0:*:*:*:*:*:*:* |
| microsoft | internet_explorer | 3.0.1 | cpe:2.3:a:microsoft:internet_explorer:3.0.1:*:*:*:*:*:*:* |
| microsoft | internet_explorer | 3.0.2 | cpe:2.3:a:microsoft:internet_explorer:3.0.2:*:*:*:*:*:*:* |
| microsoft | internet_explorer | 3.1 | cpe:2.3:a:microsoft:internet_explorer:3.1:*:*:*:*:*:*:* |
| microsoft | internet_explorer | 3.2 | cpe:2.3:a:microsoft:internet_explorer:3.2:*:*:*:*:*:*:* |
| microsoft | internet_explorer | 4.0 | cpe:2.3:a:microsoft:internet_explorer:4.0:*:*:*:*:*:*:* |
| microsoft | internet_explorer | 4.0.1 | cpe:2.3:a:microsoft:internet_explorer:4.0.1:*:*:*:*:*:*:* |
| microsoft | internet_explorer | 4.0.1 | cpe:2.3:a:microsoft:internet_explorer:4.0.1:sp1:*:*:*:*:*:* |
| microsoft | internet_explorer | 4.0.1 | cpe:2.3:a:microsoft:internet_explorer:4.0.1:sp2:*:*:*:*:*:* |
| microsoft | internet_explorer | 4.01 | cpe:2.3:a:microsoft:internet_explorer:4.01:*:*:*:*:*:*:* |
| microsoft | internet_explorer | 4.1 | cpe:2.3:a:microsoft:internet_explorer:4.1:*:*:*:*:*:*:* |
| microsoft | internet_explorer | 4.01 | cpe:2.3:a:microsoft:internet_explorer:4.01:sp1:*:*:*:*:*:* |
| microsoft | internet_explorer | 4.5 | cpe:2.3:a:microsoft:internet_explorer:4.5:*:*:*:*:*:*:* |
| microsoft | internet_explorer | 4.40.308 | cpe:2.3:a:microsoft:internet_explorer:4.40.308:*:*:*:*:*:*:* |
| microsoft | internet_explorer | 4.40.520 | cpe:2.3:a:microsoft:internet_explorer:4.40.520:*:*:*:*:*:*:* |
| microsoft | internet_explorer | 4.70.1155 | cpe:2.3:a:microsoft:internet_explorer:4.70.1155:*:*:*:*:*:*:* |
| microsoft | internet_explorer | 4.70.1158 | cpe:2.3:a:microsoft:internet_explorer:4.70.1158:*:*:*:*:*:*:* |
| microsoft | internet_explorer | 4.70.1215 | cpe:2.3:a:microsoft:internet_explorer:4.70.1215:*:*:*:*:*:*:* |
| microsoft | internet_explorer | 4.70.1300 | cpe:2.3:a:microsoft:internet_explorer:4.70.1300:*:*:*:*:*:*:* |
| microsoft | internet_explorer | 4.71.544 | cpe:2.3:a:microsoft:internet_explorer:4.71.544:*:*:*:*:*:*:* |
| microsoft | internet_explorer | 4.71.1008.3 | cpe:2.3:a:microsoft:internet_explorer:4.71.1008.3:*:*:*:*:*:*:* |
| microsoft | internet_explorer | 4.71.1712.6 | cpe:2.3:a:microsoft:internet_explorer:4.71.1712.6:*:*:*:*:*:*:* |
| microsoft | internet_explorer | 4.72.2106.8 | cpe:2.3:a:microsoft:internet_explorer:4.72.2106.8:*:*:*:*:*:*:* |
| microsoft | internet_explorer | 4.72.3110.8 | cpe:2.3:a:microsoft:internet_explorer:4.72.3110.8:*:*:*:*:*:*:* |
| microsoft | internet_explorer | 4.72.3612.1713 | cpe:2.3:a:microsoft:internet_explorer:4.72.3612.1713:*:*:*:*:*:*:* |
| microsoft | internet_explorer | 5 | cpe:2.3:a:microsoft:internet_explorer:5:*:*:*:*:*:*:* |
| microsoft | internet_explorer | 5.0 | cpe:2.3:a:microsoft:internet_explorer:5.0:*:*:*:*:*:*:* |
| microsoft | internet_explorer | 5.0.1 | cpe:2.3:a:microsoft:internet_explorer:5.0.1:*:*:*:*:*:*:* |
| microsoft | internet_explorer | 5.0.1 | cpe:2.3:a:microsoft:internet_explorer:5.0.1:sp1:*:*:*:*:*:* |
| microsoft | internet_explorer | 5.0.1 | cpe:2.3:a:microsoft:internet_explorer:5.0.1:sp2:*:*:*:*:*:* |
| microsoft | internet_explorer | 5.0.1 | cpe:2.3:a:microsoft:internet_explorer:5.0.1:sp3:*:*:*:*:*:* |
| microsoft | internet_explorer | 5.0.1 | cpe:2.3:a:microsoft:internet_explorer:5.0.1:sp4:*:*:*:*:*:* |
| microsoft | internet_explorer | 5.00.0518.10 | cpe:2.3:a:microsoft:internet_explorer:5.00.0518.10:*:*:*:*:*:*:* |
| microsoft | internet_explorer | 5.00.0910.1309 | cpe:2.3:a:microsoft:internet_explorer:5.00.0910.1309:*:*:*:*:*:*:* |
| microsoft | internet_explorer | 5.00.2014.0216 | cpe:2.3:a:microsoft:internet_explorer:5.00.2014.0216:*:*:*:*:*:*:* |
| microsoft | internet_explorer | 5.00.2314.1003 | cpe:2.3:a:microsoft:internet_explorer:5.00.2314.1003:*:*:*:*:*:*:* |
| microsoft | internet_explorer | 5.00.2614.3500 | cpe:2.3:a:microsoft:internet_explorer:5.00.2614.3500:*:*:*:*:*:*:* |
| microsoft | internet_explorer | 5.00.2919.800 | cpe:2.3:a:microsoft:internet_explorer:5.00.2919.800:*:*:*:*:*:*:* |
| microsoft | internet_explorer | 5.00.2919.3800 | cpe:2.3:a:microsoft:internet_explorer:5.00.2919.3800:*:*:*:*:*:*:* |
| microsoft | internet_explorer | 5.00.2919.6307 | cpe:2.3:a:microsoft:internet_explorer:5.00.2919.6307:*:*:*:*:*:*:* |
| microsoft | internet_explorer | 5.00.2920.0000 | cpe:2.3:a:microsoft:internet_explorer:5.00.2920.0000:*:*:*:*:*:*:* |
| microsoft | internet_explorer | 5.00.3103.1000 | cpe:2.3:a:microsoft:internet_explorer:5.00.3103.1000:*:*:*:*:*:*:* |
| microsoft | internet_explorer | 5.00.3105.0106 | cpe:2.3:a:microsoft:internet_explorer:5.00.3105.0106:*:*:*:*:*:*:* |
| microsoft | internet_explorer | 5.00.3314.2101 | cpe:2.3:a:microsoft:internet_explorer:5.00.3314.2101:*:*:*:*:*:*:* |
| microsoft | internet_explorer | 5.00.3315.1000 | cpe:2.3:a:microsoft:internet_explorer:5.00.3315.1000:*:*:*:*:*:*:* |
| microsoft | internet_explorer | 5.00.3502.1000 | cpe:2.3:a:microsoft:internet_explorer:5.00.3502.1000:*:*:*:*:*:*:* |
| microsoft | internet_explorer | 5.00.3700.1000 | cpe:2.3:a:microsoft:internet_explorer:5.00.3700.1000:*:*:*:*:*:*:* |
| microsoft | internet_explorer | 5.01 | cpe:2.3:a:microsoft:internet_explorer:5.01:*:*:*:*:*:*:* |
| microsoft | internet_explorer | 5.1 | cpe:2.3:a:microsoft:internet_explorer:5.1:*:*:*:*:*:*:* |
| microsoft | internet_explorer | 5.01 | cpe:2.3:a:microsoft:internet_explorer:5.01:sp1:*:*:*:*:*:* |
| microsoft | internet_explorer | 5.01 | cpe:2.3:a:microsoft:internet_explorer:5.01:sp2:*:*:*:*:*:* |
| microsoft | internet_explorer | 5.01 | cpe:2.3:a:microsoft:internet_explorer:5.01:sp3:*:*:*:*:*:* |
| microsoft | internet_explorer | 5.01 | cpe:2.3:a:microsoft:internet_explorer:5.01:sp4:*:*:*:*:*:* |
| microsoft | internet_explorer | 5.2.3 | cpe:2.3:a:microsoft:internet_explorer:5.2.3:*:*:*:*:*:*:* |
| microsoft | internet_explorer | 5.5 | cpe:2.3:a:microsoft:internet_explorer:5.5:*:*:*:*:*:*:* |
| microsoft | internet_explorer | 5.5 | cpe:2.3:a:microsoft:internet_explorer:5.5:preview:*:*:*:*:*:* |
| microsoft | internet_explorer | 5.5 | cpe:2.3:a:microsoft:internet_explorer:5.5:sp1:*:*:*:*:*:* |
| microsoft | internet_explorer | 5.5 | cpe:2.3:a:microsoft:internet_explorer:5.5:sp2:*:*:*:*:*:* |
| microsoft | internet_explorer | 5.50.3825.1300 | cpe:2.3:a:microsoft:internet_explorer:5.50.3825.1300:*:*:*:*:*:*:* |
| microsoft | internet_explorer | 5.50.4030.2400 | cpe:2.3:a:microsoft:internet_explorer:5.50.4030.2400:*:*:*:*:*:*:* |
| microsoft | internet_explorer | 5.50.4134.0600 | cpe:2.3:a:microsoft:internet_explorer:5.50.4134.0600:*:*:*:*:*:*:* |
| microsoft | internet_explorer | 5.50.4308.2900 | cpe:2.3:a:microsoft:internet_explorer:5.50.4308.2900:*:*:*:*:*:*:* |
| microsoft | internet_explorer | 5.50.4522.1800 | cpe:2.3:a:microsoft:internet_explorer:5.50.4522.1800:*:*:*:*:*:*:* |
| microsoft | internet_explorer | 5.50.4807.2300 | cpe:2.3:a:microsoft:internet_explorer:5.50.4807.2300:*:*:*:*:*:*:* |
| microsoft | internet_explorer | 6 | cpe:2.3:a:microsoft:internet_explorer:6:*:*:*:*:*:*:* |
| microsoft | internet_explorer | 6 | cpe:2.3:a:microsoft:internet_explorer:6:sp1:*:*:*:*:*:* |
| microsoft | internet_explorer | 6.0 | cpe:2.3:a:microsoft:internet_explorer:6.0:*:*:*:*:*:*:* |
| microsoft | internet_explorer | 6.00.2462.0000 | cpe:2.3:a:microsoft:internet_explorer:6.00.2462.0000:*:*:*:*:*:*:* |
| microsoft | internet_explorer | 6.00.2479.0006 | cpe:2.3:a:microsoft:internet_explorer:6.00.2479.0006:*:*:*:*:*:*:* |
| microsoft | internet_explorer | 6.0.2600 | cpe:2.3:a:microsoft:internet_explorer:6.0.2600:*:*:*:*:*:*:* |
| microsoft | internet_explorer | 6.0.2800 | cpe:2.3:a:microsoft:internet_explorer:6.0.2800:*:*:*:*:*:*:* |
| microsoft | internet_explorer | 6.0.2800.1106 | cpe:2.3:a:microsoft:internet_explorer:6.0.2800.1106:*:*:*:*:*:*:* |
| microsoft | internet_explorer | 6.00.2800.1106 | cpe:2.3:a:microsoft:internet_explorer:6.00.2800.1106:*:*:*:*:*:*:* |
| microsoft | internet_explorer | 6.0.2900 | cpe:2.3:a:microsoft:internet_explorer:6.0.2900:*:*:*:*:*:*:* |
| microsoft | internet_explorer | 6.0.2900.2180 | cpe:2.3:a:microsoft:internet_explorer:6.0.2900.2180:*:*:*:*:*:*:* |