A Denial of Service Vulnerability in 802.11 ingress connection authentication handling for the Cisco Mobility Express 2800 and 3800 Access Points (APs) could allow an unauthenticated, adjacent attacker to cause authentication to fail. Affected Products: This vulnerability affects Cisco Mobility Express 2800 Series and 3800 Series Access Points when configured in local mode in 40 MHz. More Information: CSCvb33575. Known Affected Releases: 8.2(121.12) 8.4(1.82). Known Fixed Releases: 8.2(131.2) 8.2(131.3) 8.2(131.4) 8.2(141.0) 8.3(104.53) 8.3(104.54) 8.4(1.80) 8.4(1.85).
結論預警: CVE-2016-9221 綜合評估為低風險(31.8/100):CVSS 技術影響為中級,利用機率偏低(EPSS 0.54%) 強制指令: 持續追蹤利用情報與 EPSS 變化,並適時複評優先級。
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 | 0.29% | 0.54% | +0.25% |
| 2 | 2026-03-13 | 0.39% | 0.29% | -0.10% |
| 3 | 2025-03-30 | — | 0.39% | — |
完整 EPSS 歷史 (共 8 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 |
|---|---|---|---|---|---|---|
| 4.3 | 3.0 | MEDIUM |
|
2.8 | 1.4 | [email protected] |
| 3.3 | 2.0 | LOW |
|
6.5 | 2.9 | [email protected] |
| 廠商 | 產品 | 版本 | 原始 CPE |
|---|---|---|---|
| cisco | aironet_access_point_software | 8.2\(121.12\) | cpe:2.3:o:cisco:aironet_access_point_software:8.2\(121.12\):*:*:*:*:*:*:* |
| cisco | aironet_access_point_software | 8.4\(1.82\) | cpe:2.3:o:cisco:aironet_access_point_software:8.4\(1.82\):*:*:*:*:*:*:* |
| URL | 標籤 |
|---|---|
| http://www.securityfocus.com/bid/95631 | Third Party Advisory VDB Entry |
| https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20170118-cme2 | Vendor Advisory |