A vulnerability in the implementation of a protocol in Cisco Integrated Services Routers Generation 2 (ISR G2) Routers running Cisco IOS 15.0 through 15.6 could allow an unauthenticated, adjacent attacker to cause an affected device to reload, resulting in a denial of service (DoS) condition. The vulnerability is due to a misclassification of Ethernet frames. An attacker could exploit this vulnerability by sending a crafted Ethernet frame to an affected device. A successful exploit could allow the attacker to cause the affected device to reload, resulting in a DoS condition. Cisco Bug IDs: CSCvc03809.
結論預警: CVE-2017-12232 綜合評估為已在野利用(79.8/100):CVSS 技術影響為中級,利用機率(EPSS 2.17%) 核心證據: CISA 已知被利用漏洞目錄(KEV)已於 2022-03-03 確認在野利用,影響 Cisco / IOS software,弱點類型(CWE-399),攻擊者可能未經認證遠端取得高權限管理存取。 強制指令: CISA 處置期限已過,應以應急修補優先立即處理。
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。
: Cisco IOS Software for Cisco Integrated Services Routers Denial-of-Service Vulnerability · CISA KEV 詳情
: 2022-03-03
: 2022-03-24
: Apply updates per vendor instructions.
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 | 1.37% | 2.17% | +0.80% |
| 2 | 2026-04-23 | 0.99% | 1.37% | +0.38% |
| 3 | 2025-12-19 | — | 0.99% | — |
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 |
|---|---|---|---|---|---|---|
| 6.5 | 3.1 | MEDIUM |
|
2.8 | 3.6 | [email protected] |
| 6.5 | 3.1 | MEDIUM |
|
2.8 | 3.6 | 134c704f-9b21-4f2e-91b3-4a467353bcc0 |
| 6.1 | 2.0 | MEDIUM |
|
6.5 | 6.9 | [email protected] |
| URL | 標籤 |
|---|---|
| http://www.securityfocus.com/bid/101044 | Broken Link Third Party Advisory VDB Entry |
| http://www.securitytracker.com/id/1039452 | Broken Link Third Party Advisory VDB Entry |
| https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20170927-rbip-dos | Vendor Advisory |
| https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2017-12232 | US Government Resource |