低危 Vicent Martí Redcarpet 注入漏洞
CVE编号
CVE-2020-26298利用情况
暂无补丁情况
官方补丁披露时间
2021-01-12漏洞描述
Redcarpet is a Ruby library for Markdown processing. In Redcarpet before version 3.5.1, there is an injection vulnerability which can enable a cross-site scripting attack. In affected versions no HTML escaping was being performed when processing quotes. This applies even when the `:escape_html` option was being used. This is fixed in version 3.5.1 by the referenced commit.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 | redcarpet_project | redcarpet | * | Up to (excluding) 3.5.1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_10 | ruby-redcarpet | * | Up to (excluding) 3.4.0-4+deb10u1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_11 | ruby-redcarpet | * | Up to (excluding) 3.5.1-1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_12 | ruby-redcarpet | * | Up to (excluding) 3.5.1-1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_9 | ruby-redcarpet | * | Up to (excluding) 3.3.4-2+deb9u1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_sid | ruby-redcarpet | * | Up to (excluding) 3.5.1-1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_36 | rubygem-redcarpet-debuginfo | * | Up to (excluding) 3.3.2-26.fc36 | |||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_37 | rubygem-redcarpet-debuginfo | * | Up to (excluding) 3.3.2-26.fc37 | |||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_38 | rubygem-redcarpet-debuginfo | * | Up to (excluding) 3.3.2-26.fc38 | |||||
| 运行在以下环境 | |||||||||
| 系统 | unionos_d | ruby-redcarpet | * | Up to (excluding) 3.4.0-4+deb10u1 | |||||
- 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-74 | 输出中的特殊元素转义处理不恰当（注入） |
| CWE-79 | 在Web页面生成时对输入的转义处理不恰当（跨站脚本） |
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