Advantech WebAccess Node, Version 8.4.4 and prior, Version 9.0.0. Multiple stack-based buffer overflow vulnerabilities exist caused by a lack of proper validation of the length of user-supplied data, which may allow remote code execution.
総合評価: CVE-2020-12002 は高リスク(67.3/100)。CVSS 深刻度は重大。悪用される可能性が高い(EPSS 9.08%、95 パーセンタイル) 根拠: EPSS 上、短期間での悪用可能性は高い水準です。 推奨対応: 悪用可能性が高いため、影響範囲の確認と修補の優先付けを推奨します。
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 | 2026-06-15 | 31.45% | 9.08% | -22.38% |
| 2 | 2025-05-10 | 25.72% | 31.45% | +5.73% |
| 3 | 2025-03-30 | — | 25.72% | — |
EPSS の全履歴 (全 18 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 |
|---|---|---|---|---|---|---|
| 9.8 | 3.1 | CRITICAL |
|
3.9 | 5.9 | [email protected] |
| 7.5 | 2.0 | HIGH |
|
10.0 | 6.4 | [email protected] |
| URL | タグ |
|---|---|
| https://www.us-cert.gov/ics/advisories/icsa-20-128-01 | Third Party Advisory US Government Resource |
| https://www.zerodayinitiative.com/advisories/ZDI-20-590/ | Third Party Advisory VDB Entry |
| https://www.zerodayinitiative.com/advisories/ZDI-20-591/ | Third Party Advisory VDB Entry |
| https://www.zerodayinitiative.com/advisories/ZDI-20-592/ | Third Party Advisory VDB Entry |
| https://www.zerodayinitiative.com/advisories/ZDI-20-619/ | Third Party Advisory VDB Entry |
| https://www.zerodayinitiative.com/advisories/ZDI-20-622/ | Third Party Advisory VDB Entry |
| https://www.zerodayinitiative.com/advisories/ZDI-20-624/ | Third Party Advisory VDB Entry |
| https://www.zerodayinitiative.com/advisories/ZDI-20-625/ | Third Party Advisory VDB Entry |
| https://www.zerodayinitiative.com/advisories/ZDI-20-633/ | Third Party Advisory VDB Entry |
| https://www.zerodayinitiative.com/advisories/ZDI-20-634/ | Third Party Advisory VDB Entry |