Citrix NetScaler ADC and NetScaler Gateway 10.5 before Build 65.11, 11.0 before Build 69.12/69.123, and 11.1 before Build 51.21 randomly generates GCM nonces, which makes it marginally easier for remote attackers to obtain the GCM authentication key and spoof data by leveraging a reused nonce in a session and a "forbidden attack," a similar issue to CVE-2016-0270.
結論預警: CVE-2017-5933 綜合評估為中等風險(56.1/100):CVSS 技術影響為中級,利用機率(EPSS 3.18%) 核心證據: 近一日 EPSS 上升 +2.25%,被利用關注度持續升高。 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 | 0.94% | 3.18% | +2.25% |
| 2 | 2026-03-26 | 1.27% | 0.94% | -0.33% |
| 3 | 2026-03-03 | — | 1.27% | — |
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 |
|---|---|---|---|---|---|---|
| 5.9 | 3.0 | MEDIUM |
|
2.2 | 3.6 | [email protected] |
| 4.3 | 2.0 | MEDIUM |
|
8.6 | 2.9 | [email protected] |
| 廠商 | 產品 | 版本 | 原始 CPE |
|---|---|---|---|
| citrix | netscaler_application_delivery_controller_firmware | <= 10.5.65.11 | cpe:2.3:a:citrix:netscaler_application_delivery_controller_firmware:*:*:*:*:*:*:*:* |
| citrix | netscaler_application_delivery_controller_firmware | <= 11.0.69.12 | cpe:2.3:a:citrix:netscaler_application_delivery_controller_firmware:*:*:*:*:*:*:*:* |
| citrix | netscaler_application_delivery_controller_firmware | <= 11.1.51.21 | cpe:2.3:a:citrix:netscaler_application_delivery_controller_firmware:*:*:*:*:*:*:*:* |
| URL | 標籤 |
|---|---|
| http://www.securityfocus.com/bid/96151 | Third Party Advisory VDB Entry |
| https://github.com/nonce-disrespect/nonce-disrespect | Third Party Advisory |
| https://support.citrix.com/article/CTX220329 | Vendor Advisory |