中危 Ruby命令注入漏洞（CVE-2021-31799）
CVE编号
CVE-2021-31799利用情况
暂无补丁情况
官方补丁披露时间
2021-07-30漏洞描述
Ruby是松本行弘个人开发者的一种跨平台、面向对象的动态类型编程语言。 Ruby 3.11-6.3.1版本存在命令注入漏洞。攻击者可利用该漏洞通过向应用程序传递特制数据，在目标系统上执行任意命令。 受影响系统： Ruby Ruby >= 3.11 Ruby Ruby < 6.3.1解决建议
目前厂商已经发布了升级补丁以修复这个安全问题，补丁获取链接：https://www.ruby-lang.org/en/news/2021/05/02/os-command-injection-in-rdoc/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 | ruby-lang | rdoc | * | From (including) 3.11 | Up to (excluding) 6.3.1 | ||||
| 运行在以下环境 | |||||||||
| 应用 | ruby-lang | ruby | * | Up to (including) 3.0.1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.11 | ruby | * | Up to (excluding) 2.6.8-r0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.12 | ruby | * | Up to (excluding) 2.7.4-r0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.13 | ruby | * | Up to (excluding) 2.7.4-r0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.14 | ruby | * | Up to (excluding) 2.7.4-r0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.15 | ruby | * | Up to (excluding) 2.7.4-r0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.16 | ruby | * | Up to (excluding) 2.7.4-r0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.17 | ruby | * | Up to (excluding) 2.7.4-r0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.18 | ruby | * | Up to (excluding) 2.7.4-r0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_edge | ruby | * | Up to (excluding) 2.7.4-r0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | amazon_2 | ruby | * | Up to (excluding) 2.0.0-36.amzn2.0.2 | |||||
| 运行在以下环境 | |||||||||
| 系统 | amazon_AMI | ruby20 | * | Up to (excluding) 2.6.14.4-2.15.amzn1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | anolis_os_8 | rubygem-xmlrpc | * | Up to (excluding) 1.1.1-109.0.1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | centos_8 | rubygem-bundler | * | Up to (excluding) 3.3.4-137.module+el8.4.0+12025+f744ca41 | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_10 | ruby2.5 | * | Up to (excluding) 2.5.5-3+deb10u4 | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_11 | ruby2.7 | * | Up to (excluding) 2.7.4-1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_9 | ruby2.3 | * | Up to (excluding) 2.3.3-1+deb9u10 | |||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_33_Modular | ruby | * | Up to (excluding) 2.7-3320210609104615.601d93de | |||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_34 | rubygem-psych-debuginfo-3.3.0-149.fc34.i686.rpm ( | * | Up to (excluding) 3.0.2-149.fc34 | |||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_34_Modular | ruby | * | Up to (excluding) 2.7-3420210609104615.058368ca | |||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_36 | rubygem-rdoc-doc | * | Up to (excluding) 6.3.2-201.fc36 | |||||
| 运行在以下环境 | |||||||||
| 系统 | kylinos_aarch64_V10SP1 | ruby | * | Up to (excluding) 2.5.8-114.ky10 | |||||
| 运行在以下环境 | |||||||||
| 系统 | kylinos_aarch64_V10SP2 | ruby | * | Up to (excluding) 2.5.8-114.ky10 | |||||
| 运行在以下环境 | |||||||||
| 系统 | kylinos_x86_64_V10SP1 | ruby | * | Up to (excluding) 2.5.8-114.ky10 | |||||
| 运行在以下环境 | |||||||||
| 系统 | kylinos_x86_64_V10SP2 | ruby | * | Up to (excluding) 2.5.8-114.ky10 | |||||
| 运行在以下环境 | |||||||||
| 系统 | opensuse_Leap_15.2 | libruby2_5-2_5 | * | Up to (excluding) 2.5.9-lp152.2.9.1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | opensuse_Leap_15.3 | libruby2_5-2_5 | * | Up to (excluding) 2.5.9-150000.4.23.1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | opensuse_Leap_15.4 | libruby2_5-2_5 | * | Up to (excluding) 2.5.9-150000.4.23.1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | oracle_8 | oraclelinux-release | * | Up to (excluding) 0.3.0-4.module+el8.3.0+7756+e45777e9 | |||||
| 运行在以下环境 | |||||||||
| 系统 | redhat_8 | rubygem-bundler | * | Up to (excluding) 0.5.3-1.module+el8.3.0+7192+4e3a532a | |||||
| 运行在以下环境 | |||||||||
| 系统 | suse_12_SP5 | ruby2.1 | * | Up to (excluding) 2.1.9-19.6.1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_18.04 | ruby2.5 | * | Up to (excluding) 2.5.1-1ubuntu1.10 | |||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_18.04.5_lts | ruby2.5 | * | Up to (excluding) 2.5.1-1ubuntu1.10 | |||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_20.04 | ruby2.7 | * | Up to (excluding) 2.7.0-5ubuntu1.5 | |||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_21.04 | ruby2.7 | * | Up to (excluding) 2.7.2-4ubuntu1.2 | |||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_21.10 | ruby2.7 | * | Up to (excluding) 2.7.4-1ubuntu1 | |||||
- 攻击路径 本地
- 攻击复杂度 复杂
- 权限要求 无需权限
- 影响范围 全局影响
- 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 无影响
- 服务器危害 无影响
- 全网数量 N/A
| CWE-ID | 漏洞类型 |
| CWE-77 | 在命令中使用的特殊元素转义处理不恰当（命令注入） |
| 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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