CVE-2018-0257 (CNNVD-201804-1093)
中文标题:
Cisco cBR Series Converged Broadband Routers IOS XE 资源管理错误漏洞
英文标题:
A vulnerability in Cisco IOS XE Software running on Cisco cBR Series Converged Broadband Routers cou...
漏洞描述
中文描述:
Cisco cBR Series Converged Broadband Routers是美国思科(Cisco)公司的一款cBR系列的路由器设备。IOS XE是其中的一套Cisco网络设备专用的操作系统。 Cisco cBR Series Converged Broadband Routers上的IOS XE中存在资源管理错误漏洞,该漏洞源于程序没有正确的处理DHCP数据包。物理位置临近的攻击者可利用该漏洞造成拒绝服务(CPU大量占用)。
英文描述:
A vulnerability in Cisco IOS XE Software running on Cisco cBR Series Converged Broadband Routers could allow an unauthenticated, adjacent attacker to cause high CPU usage on an affected device, resulting in a denial of service (DoS) condition. The vulnerability is due to the incorrect handling of certain DHCP packets. An attacker could exploit this vulnerability by sending certain DHCP packets to a specific segment of an affected device. A successful exploit could allow the attacker to increase CPU usage on the affected device and cause a DoS condition. Cisco Bug IDs: CSCvg73687.
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_xe | * | - | - |
cpe:2.3:o:cisco:ios_xe:*:*:*:*:*:*:*:*
|
| cisco | ios_xe | 15.6\(2\)sp | - | - |
cpe:2.3:o:cisco:ios_xe:15.6\(2\)sp:*:*:*:*:*:*:*
|
| cisco | ios_xe | 16.4 | - | - |
cpe:2.3:o:cisco:ios_xe:16.4:*:*:*:*:*:*:*
|
| cisco | ios_xe | 16.5 | - | - |
cpe:2.3:o:cisco:ios_xe:16.5:*:*:*:*:*:*:*
|
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:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
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-2018-0257 |
2025-11-11 15:19:35 | 2025-11-11 07:34:56 |
| NVD | nvd_CVE-2018-0257 |
2025-11-11 14:55:54 | 2025-11-11 07:43:33 |
| CNNVD | cnnvd_CNNVD-201804-1093 |
2025-11-11 15:10:00 | 2025-11-11 07:53:39 |
版本与语言
安全公告
变更历史
查看详细变更
- vulnerability_type: 未提取 -> 资源管理错误
- cnnvd_id: 未提取 -> CNNVD-201804-1093
- data_sources: ['cve', 'nvd'] -> ['cnnvd', 'cve', 'nvd']
查看详细变更
- cvss_score: 未提取 -> 4.3
- cvss_vector: NOT_EXTRACTED -> CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
- cvss_version: NOT_EXTRACTED -> 3.0
- affected_products_count: 0 -> 4
- data_sources: ['cve'] -> ['cve', 'nvd']