低危 arm mbed_tls 通过差异性导致的信息暴露
CVE编号
CVE-2021-24119利用情况
暂无补丁情况
官方补丁披露时间
2021-07-14漏洞描述
In Trusted Firmware Mbed TLS 2.24.0, a side-channel vulnerability in base64 PEM file decoding allows system-level (administrator) attackers to obtain information about secret RSA keys via a controlled-channel and side-channel attack on software running in isolated environments that can be single stepped, especially Intel SGX.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。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 | |||||||||
| 应用 | arm | mbed_tls | * | Up to (excluding) 2.26.0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_10 | mbedtls | * | Up to (excluding) 2.16.9-0~deb10u1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_11 | mbedtls | * | Up to (including) 2.16.9-0.1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_12 | mbedtls | * | Up to (excluding) 2.16.11-0.1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_9 | mbedtls | * | Up to (excluding) 2.4.2-1+deb9u4 | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_sid | mbedtls | * | Up to (excluding) 2.16.11-0.1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_33 | mbedtls-debugsource | * | Up to (excluding) 2.16.11-1.fc33 | |||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_34 | mbedtls-debugsource | * | Up to (excluding) 2.16.11-1.fc34 | |||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_EPEL_8 | mbedtls-debugsource | * | Up to (excluding) 2.16.11-1.el8 | |||||
| 运行在以下环境 | |||||||||
| 系统 | opensuse_Leap_15.2 | libmbedcrypto3-32bit | * | Up to (excluding) 0-2.16.9-lp152.2.6.1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | opensuse_Leap_15.3 | libmbedcrypto3-32bit | * | Up to (excluding) 2.16.9-bp153.2.5.1 | |||||
- 攻击路径 远程
- 攻击复杂度 容易
- 权限要求 无需权限
- 影响范围 有限影响
- EXP成熟度 未验证
- 补丁情况 官方补丁
- 数据保密性 无影响
- 数据完整性 传输被破坏
- 服务器危害 DoS
- 全网数量 N/A
| CWE-ID | 漏洞类型 |
| CWE-203 | 通过差异性导致的信息暴露 |
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