cisco ip_phone_8800_firmware 内存缓冲区边界内操作的限制不恰当
CVE编号
CVE-2021-33478利用情况
暂无补丁情况
N/A披露时间
2021-07-23漏洞描述
The TrustZone implementation in certain Broadcom MediaxChange firmware could allow an unauthenticated, physically proximate attacker to achieve arbitrary code execution in the TrustZone Trusted Execution Environment (TEE) of an affected device. This, for example, affects certain Cisco IP Phone and Wireless IP Phone products before 2021-07-07. Exploitation is possible only when the attacker can disassemble the device in order to control the voltage/current for chip pins.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 |
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|---|---|
| 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 | ip_phone_8800_firmware | * | Up to (excluding) 14.0\(1\) | |||||
| 运行在以下环境 | |||||||||
| 系统 | cisco | ip_phone_8800_series_with_multiplatform_firmware | * | Up to (excluding) 11.3\(4\) | |||||
| 运行在以下环境 | |||||||||
| 系统 | cisco | ip_phone_8811_firmware | * | Up to (excluding) 14.0\(1\) | |||||
| 运行在以下环境 | |||||||||
| 系统 | cisco | ip_phone_8811_with_multiplatform_firmware | * | Up to (excluding) 11.3\(4\) | |||||
| 运行在以下环境 | |||||||||
| 系统 | cisco | ip_phone_8841_firmware | * | Up to (excluding) 14.0\(1\) | |||||
| 运行在以下环境 | |||||||||
| 系统 | cisco | ip_phone_8841_with_multiplatform_firmware | * | Up to (excluding) 11.3\(4\) | |||||
| 运行在以下环境 | |||||||||
| 系统 | cisco | ip_phone_8845_firmware | * | Up to (excluding) 14.0\(1\) | |||||
| 运行在以下环境 | |||||||||
| 系统 | cisco | ip_phone_8845_with_multiplatform_firmware | * | Up to (excluding) 11.3\(4\) | |||||
| 运行在以下环境 | |||||||||
| 系统 | cisco | ip_phone_8851_firmware | * | Up to (excluding) 14.0\(1\) | |||||
| 运行在以下环境 | |||||||||
| 系统 | cisco | ip_phone_8851_with_multiplatform_firmware | * | Up to (excluding) 11.3\(4\) | |||||
| 运行在以下环境 | |||||||||
| 系统 | cisco | ip_phone_8861_firmware | * | Up to (excluding) 14.0\(1\) | |||||
| 运行在以下环境 | |||||||||
| 系统 | cisco | ip_phone_8861_with_multiplatform_firmware | * | Up to (excluding) 11.3\(4\) | |||||
| 运行在以下环境 | |||||||||
| 系统 | cisco | ip_phone_8865_firmware | * | Up to (excluding) 14.0\(1\) | |||||
| 运行在以下环境 | |||||||||
| 系统 | cisco | ip_phone_8865_with_multiplatform_firmware | * | Up to (excluding) 11.3\(4\) | |||||
| 运行在以下环境 | |||||||||
| 系统 | cisco | wireless_ip_phone_8821_firmware | * | Up to (excluding) 11.0\(6\)sr1 | |||||
- 攻击路径 物理
- 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-119 | 内存缓冲区边界内操作的限制不恰当 |
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