CVE编号
CVE-2020-11076利用情况
暂无补丁情况
官方补丁披露时间
2020-05-23漏洞描述
Puma是一款针对高并发应用的Web服务器。 Puma (RubyGem) 4.3.4之前版本和3.12.5之前版本中存在环境问题漏洞。攻击者可借助无效的transfer-encoding标头利用该漏洞实施HTTP走私攻击。解决建议
厂商已发布了漏洞修复程序，请及时关注更新：https://github.com/puma/puma/security/advisories/GHSA-x7jg-6pwg-fx5h
参考链接 |
|
|---|---|
| http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00034.html | |
| http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00038.html | |
| https://github.com/puma/puma/blob/master/History.md#434435-and-31253126--2020-05-22 | |
| https://github.com/puma/puma/commit/f24d5521295a2152c286abb0a45a1e1e2bd275bd | |
| https://github.com/puma/puma/security/advisories/GHSA-x7jg-6pwg-fx5h | |
| https://lists.debian.org/debian-lts-announce/2020/10/msg00009.html | |
| https://lists.fedoraproject.org/archives/list/[email protected]... |
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 | puma | puma | * |
From (including) 3.0.0 |
Up to (excluding) 3.12.6 |
||||
| 运行在以下环境 | |||||||||
| 应用 | puma | puma | * |
From (including) 4.0.0 |
Up to (excluding) 4.3.5 |
||||
| 运行在以下环境 | |||||||||
| 系统 | debian_10 | puma | * |
Up to (excluding) 3.12.0-2+deb10u2 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | debian_11 | puma | * |
Up to (excluding) 4.3.3-3 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | debian_9 | puma | * |
Up to (excluding) 3.6.0-1+deb9u1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | debian_sid | puma | * |
Up to (excluding) 4.3.3-3 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_33 | puma | * |
Up to (excluding) 4.3.6-1.fc33 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | opensuse_Leap_15.1 | puma | * |
Up to (excluding) 4.3.5-lp151.3.3.1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | opensuse_Leap_15.2 | puma | * |
Up to (excluding) 4.3.5-lp152.4.3.1 |
|||||
- 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 无影响
- 数据完整性 无影响
- 服务器危害 无影响
- 全网数量 100
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