Cisco IOS XR Command Line line os command injection
CVE编号
CVE-2021-1370利用情况
暂无补丁情况
N/A披露时间
2021-02-05漏洞描述
A vulnerability in a CLI command of Cisco IOS XR Software for the Cisco 8000 Series Routers and Network Convergence System 540 Series Routers running NCS540L software images could allow an authenticated, local attacker to elevate their privilege to root. To exploit this vulnerability, an attacker would need to have a valid account on an affected device. The vulnerability is due to insufficient validation of command line arguments. An attacker could exploit this vulnerability by authenticating to the device and entering a crafted command at the prompt. A successful exploit could allow an attacker with low-level privileges to escalate their privilege level to root.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_xr | * | Up to (excluding) 7.0.12 | |||||
| 运行在以下环境 | |||||||||
| 系统 | cisco | ios_xr | * | Up to (excluding) 7.2.1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | cisco | ios_xr | * | From (including) 7.1.0 | Up to (excluding) 7.2.1 | ||||
| 运行在以下环境 | |||||||||
| 硬件 | cisco | 8201 | - | - | |||||
| 运行在以下环境 | |||||||||
| 硬件 | cisco | 8202 | - | - | |||||
| 运行在以下环境 | |||||||||
| 硬件 | cisco | 8808 | - | - | |||||
| 运行在以下环境 | |||||||||
| 硬件 | cisco | 8812 | - | - | |||||
| 运行在以下环境 | |||||||||
| 硬件 | cisco | 8818 | - | - | |||||
| 运行在以下环境 | |||||||||
| 硬件 | cisco | ncs_540 | - | - | |||||
- 攻击路径 本地
- 攻击复杂度 低
- 权限要求 低
- 影响范围 未更改
- 用户交互 无
- 可用性 高
- 保密性 高
- 完整性 高
| CWE-ID | 漏洞类型 |
| CWE-78 | OS命令中使用的特殊元素转义处理不恰当（OS命令注入） |
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