cisco ios_xe 未加控制的资源消耗（资源穷尽）
CVE编号
CVE-2021-1611利用情况
暂无补丁情况
N/A披露时间
2021-09-23漏洞描述
A vulnerability in Ethernet over GRE (EoGRE) packet processing of Cisco IOS XE Wireless Controller Software for the Cisco Catalyst 9800 Family Wireless Controller, Embedded Wireless Controller, and Embedded Wireless on Catalyst 9000 Series Switches could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition on an affected device. This vulnerability is due to improper processing of malformed EoGRE packets. An attacker could exploit this vulnerability by sending malicious packets to the affected device. A successful exploit could allow the attacker to cause the device to reload, resulting in a DoS condition.解决建议
建议您更新当前系统或软件至最新版，完成漏洞的修复。
参考链接 |
|
|---|---|
| https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-s... |
受影响软件情况
| # | 类型 | 厂商 | 产品 | 版本 | 影响面 | ||||
| 1 | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| 运行在以下环境 | |||||||||
| 系统 | cisco | ios_xe | * | Up to (excluding) 17.3.1 | |||||
| 运行在以下环境 | |||||||||
| 硬件 | cisco | catalyst_9800 | - | - | |||||
| 运行在以下环境 | |||||||||
| 硬件 | cisco | catalyst_9800-40 | - | - | |||||
| 运行在以下环境 | |||||||||
| 硬件 | cisco | catalyst_9800-80 | - | - | |||||
| 运行在以下环境 | |||||||||
| 硬件 | cisco | catalyst_9800-cl | - | - | |||||
| 运行在以下环境 | |||||||||
| 硬件 | cisco | catalyst_9800-l | - | - | |||||
| 运行在以下环境 | |||||||||
| 硬件 | cisco | catalyst_9800-l-c | - | - | |||||
| 运行在以下环境 | |||||||||
| 硬件 | cisco | catalyst_9800-l-f | - | - | |||||
- 攻击路径 网络
- 攻击复杂度 低
- 权限要求 无
- 影响范围 已更改
- 用户交互 无
- 可用性 高
- 保密性 无
- 完整性 无
| CWE-ID | 漏洞类型 |
| CWE-400 | 未加控制的资源消耗（资源穷尽） |
| NVD-CWE-noinfo |
Exp相关链接
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