CVE编号
CVE-2021-41819利用情况
暂无补丁情况
官方补丁披露时间
2021-11-29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 3.0.3之前版本存在安全漏洞，攻击者可利用该漏洞来欺骗cookie名称中的安全前缀，这样就可以欺骗易受攻击的应用程序。解决建议
目前厂商已发布升级补丁以修复漏洞，补丁获取链接：https://www.ruby-lang.org/en/news/2021/11/24/cookie-prefix-spoofing-in-cgi-cookie-parse-cve-2021-41819/
参考链接 |
|
|---|---|
| https://access.redhat.com/security/cve/cve-2021-41819 | |
| https://hackerone.com/reports/910552 | |
| https://security.netapp.com/advisory/ntap-20220121-0003/ | |
| https://www.auscert.org.au/bulletins/ESB-2021.4000 | |
| https://www.auscert.org.au/bulletins/ESB-2021.4002 | |
| https://www.cybersecurity-help.cz/vdb/SB2021112503 | |
| https://www.ruby-lang.org/en/news/2021/11/24/cookie-prefix-spoofing-in-cgi-co... |
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 | opensuse | factory | - | - | |||||
| 运行在以下环境 | |||||||||
| 应用 | redhat | software_collections | - | - | |||||
| 运行在以下环境 | |||||||||
| 应用 | ruby-lang | cgi | 0.1.0 | - | |||||
| 运行在以下环境 | |||||||||
| 应用 | ruby-lang | cgi | 0.2.0 | - | |||||
| 运行在以下环境 | |||||||||
| 应用 | ruby-lang | cgi | 0.3.0 | - | |||||
| 运行在以下环境 | |||||||||
| 应用 | ruby-lang | ruby | * |
Up to (including) 2.6.8 |
|||||
| 运行在以下环境 | |||||||||
| 应用 | ruby-lang | ruby | * |
From (including) 2.7.0 |
Up to (excluding) 2.7.5 |
||||
| 运行在以下环境 | |||||||||
| 应用 | ruby-lang | ruby | * |
From (including) 3.0.0 |
Up to (excluding) 3.0.3 |
||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.12 | ruby | * |
Up to (excluding) 2.7.5-r0 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.13 | ruby | * |
Up to (excluding) 2.7.5-r0 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.14 | ruby | * |
Up to (excluding) 2.7.5-r0 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.15 | ruby | * |
Up to (excluding) 3.0.3-r0 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_edge | ruby | * |
Up to (excluding) 3.0.3-r0 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | debian_10 | ruby | * |
Up to (excluding) 2.5.5-3+deb10u4 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | debian_11 | ruby | * |
Up to (excluding) 2.7.4-1+deb11u1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | debian_12 | ruby | * |
Up to (excluding) 2.7.4-1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | debian_9 | ruby | * |
Up to (excluding) 2.3.3-1+deb9u11 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | debian_sid | ruby | * |
Up to (excluding) 3.0.2-7 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | oracle_8 | ruby | * |
Up to (excluding) 1.1.4-1.module+el8.4.0+20235+1e5b8be3 |
|||||
- 攻击路径 远程
- 攻击复杂度 复杂
- 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 数据泄露
- 数据完整性 无影响
- 服务器危害 无影响
- 全网数量 N/A
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