wolfSSL CyaSSL before 2.9.4 allows remote attackers to cause a denial of service (NULL pointer dereference) via (1) a request for the peer certificate when a certificate parsing failure occurs or (2) a client_key_exchange message when the ephemeral key is not found.
結論預警: CVE-2014-2899 綜合評估為中等風險（47.2/100）：CVSS 技術影響為中級，利用機率（EPSS 1.77%） 強制指令: 梳理受影響資產並納入修補計畫。
風險隨態勢動態變化；本站持續評估並同步更新本頁展示內容。
EPSS 日更估計相對被利用可能性；百分位表示該 CVE 在已評分漏洞中的相對排名（越高表示相對更嚴重）。
| # | 日期 | 舊 EPSS 分數 | 新 EPSS 分數 | 變化（新 − 舊） |
|---|---|---|---|---|
| 1 | 2026-06-15 | 0.88% | 1.77% | +0.89% |
| 2 | 2025-09-04 | 1.20% | 0.88% | -0.32% |
| 3 | 2025-07-19 | — | 1.20% | — |
完整 EPSS 歷史 （共 11 筆）
該 CVE 的 CVSS 指標。
| 底座分 | 版本 | 嚴重度 | 向量 | 可利用性 | 影響 | 分數來源 |
|---|---|---|---|---|---|---|
| 5.0 | 2.0 | MEDIUM |
|
10.0 | 2.9 | [email protected] |
| vendor | priority | summary | link |
|---|---|---|---|
gentoo
|
normal | CVE-2014-2899: 1 GLSA(s) (201612-53), 1 atom(s) (net-libs/cyassl); latest impact normal. | https://bugs.gentoo.org/buglist.cgi?quicksearch=CVE-2014-2899 |
| 廠商 | 產品 | 版本 | 原始 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:*:*:*:*:*:*:* |