wolfSSL CyaSSL before 2.9.4 does not properly validate X.509 certificates with unknown critical extensions, which allows man-in-the-middle attackers to spoof servers via crafted X.509 certificate.
総合評価: CVE-2014-2900 は中リスク（43.7/100）。CVSS 深刻度は中。悪用される可能性が高い（EPSS 0.96%、57 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 | 2026-06-15 | 0.29% | 0.96% | +0.67% |
| 2 | 2025-09-04 | 0.39% | 0.29% | -0.11% |
| 3 | 2025-03-30 | — | 0.39% | — |
EPSS の全履歴 （全 8 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] |
| vendor | priority | summary | link |
|---|---|---|---|
gentoo
|
normal | CVE-2014-2900: 1 GLSA(s) (201612-53), 1 atom(s) (net-libs/cyassl); latest impact normal. | https://bugs.gentoo.org/buglist.cgi?quicksearch=CVE-2014-2900 |
| ベンダー | 製品 | バージョン | 生の CPE |
|---|---|---|---|
| yassl | cyassl | <= 2.9.0 | cpe:2.3:a:yassl:cyassl:*:*:*:*:*:*:*:* |
| yassl | cyassl | 0.2.0 | cpe:2.3:a:yassl:cyassl:0.2.0:*:*:*:*:*:*:* |
| yassl | cyassl | 0.3.0 | cpe:2.3:a:yassl:cyassl:0.3.0:*:*:*:*:*:*:* |
| yassl | cyassl | 0.4.0 | cpe:2.3:a:yassl:cyassl:0.4.0:*:*:*:*:*:*:* |
| yassl | cyassl | 0.5.0 | cpe:2.3:a:yassl:cyassl:0.5.0:*:*:*:*:*:*:* |
| yassl | cyassl | 0.5.5 | cpe:2.3:a:yassl:cyassl:0.5.5:*:*:*:*:*:*:* |
| yassl | cyassl | 0.6.0 | cpe:2.3:a:yassl:cyassl:0.6.0:*:*:*:*:*:*:* |
| yassl | cyassl | 0.6.2 | cpe:2.3:a:yassl:cyassl:0.6.2:*:*:*:*:*:*:* |
| yassl | cyassl | 0.6.3 | cpe:2.3:a:yassl:cyassl:0.6.3:*:*:*:*:*:*:* |
| yassl | cyassl | 0.8.0 | cpe:2.3:a:yassl:cyassl:0.8.0:*:*:*:*:*:*:* |
| yassl | cyassl | 0.9.0 | cpe:2.3:a:yassl:cyassl:0.9.0:*:*:*:*:*:*:* |
| yassl | cyassl | 0.9.6 | cpe:2.3:a:yassl:cyassl:0.9.6:*:*:*:*:*:*:* |
| yassl | cyassl | 0.9.8 | cpe:2.3:a:yassl:cyassl:0.9.8:*:*:*:*:*:*:* |
| yassl | cyassl | 0.9.9 | cpe:2.3:a:yassl:cyassl:0.9.9:*:*:*:*:*:*:* |
| yassl | cyassl | 1.0.0 | cpe:2.3:a:yassl:cyassl:1.0.0:rc1:*:*:*:*:*:* |
| yassl | cyassl | 1.0.0 | cpe:2.3:a:yassl:cyassl:1.0.0:rc2:*:*:*:*:*:* |
| yassl | cyassl | 1.0.0 | cpe:2.3:a:yassl:cyassl:1.0.0:rc3:*:*:*:*:*:* |
| yassl | cyassl | 1.0.2 | cpe:2.3:a:yassl:cyassl:1.0.2:*:*:*:*:*:*:* |
| yassl | cyassl | 1.0.3 | cpe:2.3:a:yassl:cyassl:1.0.3:*:*:*:*:*:*:* |
| yassl | cyassl | 1.0.6 | cpe:2.3:a:yassl:cyassl:1.0.6:*:*:*:*:*:*:* |
| yassl | cyassl | 1.1.0 | cpe:2.3:a:yassl:cyassl:1.1.0:*:*:*:*:*:*:* |
| yassl | cyassl | 1.2.0 | cpe:2.3:a:yassl:cyassl:1.2.0:*:*:*:*:*:*:* |
| yassl | cyassl | 1.3.0 | cpe:2.3:a:yassl:cyassl:1.3.0:*:*:*:*:*:*:* |
| yassl | cyassl | 1.4.0 | cpe:2.3:a:yassl:cyassl:1.4.0:*:*:*:*:*:*:* |
| yassl | cyassl | 1.5.0 | cpe:2.3:a:yassl:cyassl:1.5.0:*:*:*:*:*:*:* |
| yassl | cyassl | 1.5.4 | cpe:2.3:a:yassl:cyassl:1.5.4:*:*:*:*:*:*:* |
| yassl | cyassl | 1.5.6 | cpe:2.3:a:yassl:cyassl:1.5.6:*:*:*:*:*:*:* |
| yassl | cyassl | 1.6.0 | cpe:2.3:a:yassl:cyassl:1.6.0:*:*:*:*:*:*:* |
| yassl | cyassl | 1.6.5 | cpe:2.3:a:yassl:cyassl:1.6.5:*:*:*:*:*:*:* |
| yassl | cyassl | 1.8.0 | cpe:2.3:a:yassl:cyassl:1.8.0:*:*:*:*:*:*:* |
| yassl | cyassl | 1.9.0 | cpe:2.3:a:yassl:cyassl:1.9.0:*:*:*:*:*:*:* |
| yassl | cyassl | 2.0.0 | cpe:2.3:a:yassl:cyassl:2.0.0:rc1:*:*:*:*:*:* |
| yassl | cyassl | 2.0.0 | cpe:2.3:a:yassl:cyassl:2.0.0:rc2:*:*:*:*:*:* |
| yassl | cyassl | 2.0.0 | cpe:2.3:a:yassl:cyassl:2.0.0:rc3:*:*:*:*:*:* |
| yassl | cyassl | 2.0.2 | cpe:2.3:a:yassl:cyassl:2.0.2:*:*:*:*:*:*:* |
| yassl | cyassl | 2.0.6 | cpe:2.3:a:yassl:cyassl:2.0.6:*:*:*:*:*:*:* |
| yassl | cyassl | 2.0.8 | cpe:2.3:a:yassl:cyassl:2.0.8:*:*:*:*:*:*:* |
| yassl | cyassl | 2.2.0 | cpe:2.3:a:yassl:cyassl:2.2.0:*:*:*:*:*:*:* |
| yassl | cyassl | 2.3.0 | cpe:2.3:a:yassl:cyassl:2.3.0:*:*:*:*:*:*:* |
| yassl | cyassl | 2.4.0 | cpe:2.3:a:yassl:cyassl:2.4.0:*:*:*:*:*:*:* |
| yassl | cyassl | 2.4.6 | cpe:2.3:a:yassl:cyassl:2.4.6:*:*:*:*:*:*:* |
| yassl | cyassl | 2.5.0 | cpe:2.3:a:yassl:cyassl:2.5.0:*:*:*:*:*:*:* |
| yassl | cyassl | 2.6.0 | cpe:2.3:a:yassl:cyassl:2.6.0:*:*:*:*:*:*:* |
| yassl | cyassl | 2.7.0 | cpe:2.3:a:yassl:cyassl:2.7.0:*:*:*:*:*:*:* |
| yassl | cyassl | 2.8.0 | cpe:2.3:a:yassl:cyassl:2.8.0:*:*:*:*:*:*:* |