netgear br200_firmware os命令中使用的特殊元素转义处理不恰当（os命令注入）
CVE编号
CVE-2021-27252利用情况
暂无补丁情况
N/A披露时间
2021-04-15漏洞描述
This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of NETGEAR R7800 firmware version 1.0.2.76. Authentication is not required to exploit this vulnerability. The specific flaw exists within the handling of the vendor_specific DHCP opcode. The issue results from the lack of proper validation of a user-supplied string before using it to execute a system call. An attacker can leverage this vulnerability to execute code in the context of root. Was ZDI-CAN-12216.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://kb.netgear.com/000062883/Security-Advisory-for-Multiple-Vulnerabiliti... | |
| https://www.zerodayinitiative.com/advisories/ZDI-21-248/ |
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 | netgear | br200_firmware | * | Up to (excluding) 5.10.0.5 | |||||
| 运行在以下环境 | |||||||||
| 系统 | netgear | br500_firmware | * | Up to (excluding) 5.10.0.5 | |||||
| 运行在以下环境 | |||||||||
| 系统 | netgear | d7800_firmware | * | Up to (excluding) 1.0.1.60 | |||||
| 运行在以下环境 | |||||||||
| 系统 | netgear | ex6100v2_firmware | * | Up to (excluding) 1.0.1.98 | |||||
| 运行在以下环境 | |||||||||
| 系统 | netgear | ex6150_firmware | * | Up to (excluding) 1.0.1.98 | |||||
| 运行在以下环境 | |||||||||
| 系统 | netgear | ex6250_firmware | * | Up to (excluding) 1.0.0.134 | |||||
| 运行在以下环境 | |||||||||
| 系统 | netgear | ex6400v2_firmware | * | Up to (excluding) 1.0.0.134 | |||||
| 运行在以下环境 | |||||||||
| 系统 | netgear | ex6400_firmware | * | Up to (excluding) 1.0.2.158 | |||||
| 运行在以下环境 | |||||||||
| 系统 | netgear | ex6410_firmware | * | Up to (excluding) 1.0.0.134 | |||||
| 运行在以下环境 | |||||||||
| 系统 | netgear | ex6420_firmware | * | Up to (excluding) 1.0.0.134 | |||||
| 运行在以下环境 | |||||||||
| 系统 | netgear | ex7300v2_firmware | * | Up to (excluding) 1.0.0.134 | |||||
| 运行在以下环境 | |||||||||
| 系统 | netgear | ex7300_firmware | * | Up to (excluding) 1.0.2.158 | |||||
| 运行在以下环境 | |||||||||
| 系统 | netgear | ex7320_firmware | * | Up to (excluding) 1.0.0.134 | |||||
| 运行在以下环境 | |||||||||
| 系统 | netgear | ex7700_firmware | * | Up to (excluding) 1.0.0.216 | |||||
| 运行在以下环境 | |||||||||
| 系统 | netgear | ex8000_firmware | * | Up to (excluding) 1.0.1.232 | |||||
| 运行在以下环境 | |||||||||
| 系统 | netgear | lbr20_firmware | * | Up to (excluding) 2.6.3.50 | |||||
| 运行在以下环境 | |||||||||
| 系统 | netgear | r7800_firmware | * | Up to (excluding) 1.0.2.80 | |||||
| 运行在以下环境 | |||||||||
| 系统 | netgear | r8900_firmware | * | Up to (excluding) 1.0.5.28 | |||||
| 运行在以下环境 | |||||||||
| 系统 | netgear | r9000_firmware | * | Up to (excluding) 1.0.5.28 | |||||
| 运行在以下环境 | |||||||||
| 系统 | netgear | rbk12_firmware | * | Up to (excluding) 2.7.2.104 | |||||
| 运行在以下环境 | |||||||||
| 系统 | netgear | rbk13_firmware | * | Up to (excluding) 2.7.2.104 | |||||
| 运行在以下环境 | |||||||||
| 系统 | netgear | rbk14_firmware | * | Up to (excluding) 2.7.2.104 | |||||
| 运行在以下环境 | |||||||||
| 系统 | netgear | rbk15_firmware | * | Up to (excluding) 2.7.2.104 | |||||
| 运行在以下环境 | |||||||||
| 系统 | netgear | rbk20_firmware | * | Up to (excluding) 2.6.2.104 | |||||
| 运行在以下环境 | |||||||||
| 系统 | netgear | rbk23_firmware | * | Up to (excluding) 2.7.2.104 | |||||
| 运行在以下环境 | |||||||||
| 系统 | netgear | rbk40_firmware | * | Up to (excluding) 2.6.2.104 | |||||
| 运行在以下环境 | |||||||||
| 系统 | netgear | rbk43s_firmware | * | Up to (excluding) 2.6.2.104 | |||||
| 运行在以下环境 | |||||||||
| 系统 | netgear | rbk43_firmware | * | Up to (excluding) 2.6.2.104 | |||||
| 运行在以下环境 | |||||||||
| 系统 | netgear | rbk44_firmware | * | Up to (excluding) 2.6.2.104 | |||||
| 运行在以下环境 | |||||||||
| 系统 | netgear | rbk50_firmware | * | Up to (excluding) 2.7.2.104 | |||||
| 运行在以下环境 | |||||||||
| 系统 | netgear | rbk53_firmware | * | Up to (excluding) 2.7.2.104 | |||||
| 运行在以下环境 | |||||||||
| 系统 | netgear | rbr10_firmware | * | Up to (excluding) 2.6.2.104 | |||||
| 运行在以下环境 | |||||||||
| 系统 | netgear | rbr20_firmware | * | Up to (excluding) 2.6.2.104 | |||||
| 运行在以下环境 | |||||||||
| 系统 | netgear | rbr40_firmware | * | Up to (excluding) 2.6.2.104 | |||||
| 运行在以下环境 | |||||||||
| 系统 | netgear | rbr50_firmware | * | Up to (excluding) 2.7.2.104 | |||||
| 运行在以下环境 | |||||||||
| 系统 | netgear | rbs10_firmware | * | Up to (excluding) 2.6.2.104 | |||||
| 运行在以下环境 | |||||||||
| 系统 | netgear | rbs20_firmware | * | Up to (excluding) 2.6.2.104 | |||||
| 运行在以下环境 | |||||||||
| 系统 | netgear | rbs40_firmware | * | Up to (excluding) 2.6.2.104 | |||||
| 运行在以下环境 | |||||||||
| 系统 | netgear | rbs50y_firmware | * | Up to (excluding) 2.6.2.104 | |||||
| 运行在以下环境 | |||||||||
| 系统 | netgear | rbs50_firmware | * | Up to (excluding) 2.7.2.104 | |||||
| 运行在以下环境 | |||||||||
| 系统 | netgear | xr450_firmware | * | Up to (excluding) 2.3.2.114 | |||||
| 运行在以下环境 | |||||||||
| 系统 | netgear | xr500_firmware | * | Up to (excluding) 2.3.2.114 | |||||
| 运行在以下环境 | |||||||||
| 系统 | netgear | xr700_firmware | * | Up to (excluding) 1.0.1.38 | |||||
| 运行在以下环境 | |||||||||
| 硬件 | netgear | br200 | - | - | |||||
| 运行在以下环境 | |||||||||
| 硬件 | netgear | br500 | - | - | |||||
| 运行在以下环境 | |||||||||
| 硬件 | netgear | d7800 | - | - | |||||
| 运行在以下环境 | |||||||||
| 硬件 | netgear | ex6100 | v2 | - | |||||
| 运行在以下环境 | |||||||||
| 硬件 | netgear | ex6150 | v2 | - | |||||
| 运行在以下环境 | |||||||||
| 硬件 | netgear | ex6250 | - | - | |||||
| 运行在以下环境 | |||||||||
| 硬件 | netgear | ex6400 | - | - | |||||
| 运行在以下环境 | |||||||||
| 硬件 | netgear | ex6400 | v2 | - | |||||
| 运行在以下环境 | |||||||||
| 硬件 | netgear | ex6410 | - | - | |||||
| 运行在以下环境 | |||||||||
| 硬件 | netgear | ex6420 | - | - | |||||
| 运行在以下环境 | |||||||||
| 硬件 | netgear | ex7300 | - | - | |||||
| 运行在以下环境 | |||||||||
| 硬件 | netgear | ex7300 | v2 | - | |||||
| 运行在以下环境 | |||||||||
| 硬件 | netgear | ex7320 | - | - | |||||
| 运行在以下环境 | |||||||||
| 硬件 | netgear | ex7700 | - | - | |||||
| 运行在以下环境 | |||||||||
| 硬件 | netgear | ex8000 | - | - | |||||
| 运行在以下环境 | |||||||||
| 硬件 | netgear | lbr20 | - | - | |||||
| 运行在以下环境 | |||||||||
| 硬件 | netgear | r7800 | - | - | |||||
| 运行在以下环境 | |||||||||
| 硬件 | netgear | r8900 | - | - | |||||
| 运行在以下环境 | |||||||||
| 硬件 | netgear | r9000 | - | - | |||||
| 运行在以下环境 | |||||||||
| 硬件 | netgear | rbk12 | - | - | |||||
| 运行在以下环境 | |||||||||
| 硬件 | netgear | rbk13 | - | - | |||||
| 运行在以下环境 | |||||||||
| 硬件 | netgear | rbk14 | - | - | |||||
| 运行在以下环境 | |||||||||
| 硬件 | netgear | rbk15 | - | - | |||||
| 运行在以下环境 | |||||||||
| 硬件 | netgear | rbk20 | - | - | |||||
| 运行在以下环境 | |||||||||
| 硬件 | netgear | rbk23 | - | - | |||||
| 运行在以下环境 | |||||||||
| 硬件 | netgear | rbk40 | - | - | |||||
| 运行在以下环境 | |||||||||
| 硬件 | netgear | rbk43 | - | - | |||||
| 运行在以下环境 | |||||||||
| 硬件 | netgear | rbk43s | - | - | |||||
| 运行在以下环境 | |||||||||
| 硬件 | netgear | rbk44 | - | - | |||||
| 运行在以下环境 | |||||||||
| 硬件 | netgear | rbk50 | - | - | |||||
| 运行在以下环境 | |||||||||
| 硬件 | netgear | rbk53 | - | - | |||||
| 运行在以下环境 | |||||||||
| 硬件 | netgear | rbr10 | - | - | |||||
| 运行在以下环境 | |||||||||
| 硬件 | netgear | rbr20 | - | - | |||||
| 运行在以下环境 | |||||||||
| 硬件 | netgear | rbr40 | - | - | |||||
| 运行在以下环境 | |||||||||
| 硬件 | netgear | rbr50 | - | - | |||||
| 运行在以下环境 | |||||||||
| 硬件 | netgear | rbs10 | - | - | |||||
| 运行在以下环境 | |||||||||
| 硬件 | netgear | rbs20 | - | - | |||||
| 运行在以下环境 | |||||||||
| 硬件 | netgear | rbs40 | - | - | |||||
| 运行在以下环境 | |||||||||
| 硬件 | netgear | rbs50 | - | - | |||||
| 运行在以下环境 | |||||||||
| 硬件 | netgear | rbs50y | - | - | |||||
| 运行在以下环境 | |||||||||
| 硬件 | netgear | xr450 | - | - | |||||
| 运行在以下环境 | |||||||||
| 硬件 | netgear | xr500 | - | - | |||||
| 运行在以下环境 | |||||||||
| 硬件 | netgear | xr700 | - | - | |||||
- 攻击路径 相邻
- 攻击复杂度 低
- 权限要求 无
- 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） |
Exp相关链接
版权声明
本站原创文章转载请注明文章出处及链接，谢谢合作！
评论