CVE-2017-12270 (CNNVD-201710-048)
中文标题:
Cisco Network Convergence System 5500 Series Routers IOS XR Software 安全漏洞
英文标题:
A vulnerability in the gRPC code of Cisco IOS XR Software for Cisco Network Convergence System (NCS)...
漏洞描述
中文描述:
Cisco Network Convergence System (NCS) 5500 Series Routers是美国思科（Cisco）公司的一款5500 Series系列路由器。IOS XR Software是其中的一套模块化、分布式的网络操作系统。 Cisco NCS 5500 Series Routers中的IOS XR Software的gRPC代码存在拒绝服务漏洞，该漏洞源于程序无法处理HTTP/2数据包。远程攻击者可利用该漏洞造成拒绝服务。
英文描述:
A vulnerability in the gRPC code of Cisco IOS XR Software for Cisco Network Convergence System (NCS) 5500 Series Routers could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition when the emsd service stops. The vulnerability is due to the software's inability to process HTTP/2 packets. An attacker could exploit this vulnerability by sending a malformed HTTP/2 frame to the affected device. A successful exploit could allow the attacker to create a DoS condition when the emsd service stops. Cisco Bug IDs: CSCvb99388.
CWE类型:
标签:
受影响产品
| 厂商 | 产品 | 版本 | 版本范围 | 平台 | CPE |
|---|---|---|---|---|---|
| cisco | ios_xr | - | - | - |
cpe:2.3:o:cisco:ios_xr:-:*:*:*:*:*:*:*
|
解决方案
中文解决方案:
英文解决方案:
临时解决方案:
CVSS评分详情
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
时间信息
利用信息
数据源详情
| 数据源 | 记录ID | 版本 | 提取时间 |
|---|---|---|---|
| CVE | cve_CVE-2017-12270 |
2025-11-11 15:19:17 | 2025-11-11 07:34:33 |
| NVD | nvd_CVE-2017-12270 |
2025-11-11 14:55:32 | 2025-11-11 07:43:12 |
| CNNVD | cnnvd_CNNVD-201710-048 |
2025-11-11 15:09:54 | 2025-11-11 07:53:19 |
版本与语言
安全公告
变更历史
查看详细变更
- vulnerability_type: 未提取 -> 缓冲区错误
- cnnvd_id: 未提取 -> CNNVD-201710-048
- data_sources: ['cve', 'nvd'] -> ['cnnvd', 'cve', 'nvd']
查看详细变更
- severity: SeverityLevel.MEDIUM -> SeverityLevel.HIGH
- cvss_score: 未提取 -> 7.5
- cvss_vector: NOT_EXTRACTED -> CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- cvss_version: NOT_EXTRACTED -> 3.0
- affected_products_count: 0 -> 1
- data_sources: ['cve'] -> ['cve', 'nvd']