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.
结论预警: CVE-2017-12232 综合评估为已在野利用(79.8/100):CVSS 技术影响为中级,利用概率(EPSS 2.17%) 核心证据: CISA 已知被利用漏洞目录(KEV)已于 2022-03-03 确认在野利用,影响 Cisco / IOS software,弱点类型(CWE-399),攻击者可能未经认证远程获取高权限管理访问。 强制指令: CISA 处置窗口已过期,应按应急修补优先级立即处理。
风险随态势动态变化;本站持续评估并同步更新本页展示内容。
: Cisco IOS Software for Cisco Integrated Services Routers Denial-of-Service Vulnerability · CISA KEV 详情
: 2022-03-03
: 2022-03-24
: Apply updates per vendor instructions.
EPSS 日更估计相对被利用可能性;百分位表示该 CVE 在已评分漏洞中的相对排名(越高表示相对更严重)。
| # | 日期 | 旧 EPSS 分数 | 新 EPSS 分数 | 变化(新 − 旧) |
|---|---|---|---|---|
| 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 历史 (共 11 条)
该 CVE 的 CVSS 指标。
| 底座分 | 版本 | 严重度 | 向量 | 可利用性 | 影响 | 分数来源 |
|---|---|---|---|---|---|---|
| 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 | 标签 |
|---|---|
| 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 |