中危 cloud-init 日志信息泄露漏洞
CVE编号
CVE-2021-3429利用情况
暂无补丁情况
官方补丁披露时间
2021-09-02漏洞描述
当指示 cloud-init 为新用户帐户设置随机密码时，21.2 之前的版本会将该密码写入全局可读的日志文件 /var/log/cloud-init-output.log。这可以允许本地用户以另一个用户的身份登录。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 | |||||||||
| 系统 | alpine_3.13 | cloud-init | * | Up to (excluding) 20.4.1-r1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.14 | cloud-init | * | Up to (excluding) 21.1-r1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.15 | cloud-init | * | Up to (excluding) 21.1-r1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.16 | cloud-init | * | Up to (excluding) 21.1-r1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.17 | cloud-init | * | Up to (excluding) 21.1-r1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.18 | cloud-init | * | Up to (excluding) 21.1-r1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_edge | cloud-init | * | Up to (excluding) 21.1-r1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | amazon_2 | cloud-init | * | Up to (excluding) 19.3-43.amzn2 | |||||
| 运行在以下环境 | |||||||||
| 系统 | amazon_AMI | cloud-init | * | Up to (excluding) 0.7.6-43.23.amzn1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | anolis_os_8 | cloud-init | * | Up to (excluding) 18.5-12.0.1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | anolis_os_8.2 | cloud-init | * | Up to (excluding) 18.5-12.0.1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | centos_8 | cloud-init | * | Up to (excluding) 20.3-10.el8_4.5 | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_10 | cloud-init | * | Up to (excluding) 20.2-2~deb10u2 | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_11 | cloud-init | * | Up to (excluding) 20.4.1-2 | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_12 | cloud-init | * | Up to (excluding) 20.4.1-2 | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_9 | cloud-init | * | Up to (excluding) 0.7.9-2+deb9u1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_sid | cloud-init | * | Up to (excluding) 20.4.1-2 | |||||
| 运行在以下环境 | |||||||||
| 系统 | kylinos_aarch64_V10SP2 | cloud-init | * | Up to (excluding) 19.4-5.p01.ky10 | |||||
| 运行在以下环境 | |||||||||
| 系统 | kylinos_x86_64_V10SP2 | cloud-init | * | Up to (excluding) 19.4-5.p01.ky10 | |||||
| 运行在以下环境 | |||||||||
| 系统 | oracle_8 | cloud-init | * | Up to (excluding) 20.3-10.0.1.el8_4.5 | |||||
| 运行在以下环境 | |||||||||
| 系统 | redhat_8 | cloud-init | * | Up to (excluding) 20.3-10.el8_4.5 | |||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_16.04 | cloud-init | * | Up to (excluding) 21.1-19-gbad84ad4-0ubuntu1~16.04.1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_16.04.7_lts | cloud-init | * | Up to (excluding) 21.1-19-gbad84ad4-0ubuntu1~16.04.1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_18.04 | cloud-init | * | Up to (excluding) 21.1-19-gbad84ad4-0ubuntu1~18.04.1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_18.04.5_lts | cloud-init | * | Up to (excluding) 21.1-19-gbad84ad4-0ubuntu1~18.04.1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_20.04 | cloud-init | * | Up to (excluding) 21.1-19-gbad84ad4-0ubuntu1~20.04.1 | |||||
- 攻击路径 本地
- 攻击复杂度 容易
- 权限要求 无需权限
- 影响范围 越权影响
- EXP成熟度 N/A
- 补丁情况 官方补丁
- 数据保密性 无影响
- 数据完整性 无影响
- 服务器危害 无影响
- 全网数量 N/A
| CWE-ID | 漏洞类型 |
| CWE-532 | 通过日志文件的信息暴露 |
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