中危 Ruby信息泄露漏洞（CVE-2021-31810）
CVE编号
CVE-2021-31810利用情况
暂无补丁情况
官方补丁披露时间
2021-07-13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 2.6.7及之前版本、2.7.0-2.7.3和3.0.0-3.0.1版本存在信息泄露漏洞。攻击者可利用该漏洞欺骗受害用户连接到恶意FTP服务器，获得敏感信息的访问权限。 受影响系统： Ruby Ruby >= 3.0.0 Ruby Ruby >= 2.7.0 Ruby Ruby <= 3.0.1 Ruby Ruby <= 2.7.3 Ruby Ruby <= 2.6.7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://access.redhat.com/security/cve/cve-2021-31810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 | ruby | * | Up to (including) 2.6.7 | |||||
| 运行在以下环境 | |||||||||
| 应用 | ruby-lang | ruby | * | From (including) 2.7.0 | Up to (including) 2.7.3 | ||||
| 运行在以下环境 | |||||||||
| 应用 | ruby-lang | ruby | * | From (including) 3.0.0 | 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) 1.3.0-127.amzn2 | |||||
| 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 | jruby | * | Up to (excluding) 9.1.17.0-3+deb10u1 | |||||
| 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_12 | jruby | * | Up to (excluding) 9.3.9.0+ds-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 | debian_sid | jruby | * | Up to (excluding) 9.3.9.0+ds-1 | |||||
| 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 | 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 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 无影响
- 服务器危害 无影响
- 全网数量 N/A
| CWE-ID | 漏洞类型 |
| CWE-668 | 将资源暴露给错误范围 |
| NVD-CWE-Other |
Exp相关链接
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