CVE编号
CVE-2021-33193利用情况
暂无补丁情况
没有补丁披露时间
2021-10-25漏洞描述
Apache HTTP Server是美国阿帕奇（Apache）基金会的一款开源网页服务器。该服务器具有 快速、可靠且可通过简单的API进行扩充的特点。 Apache HTTP Server 2.4.17-2.4.48之间版本存在HTTP请求走私漏洞。该漏洞源于程序未对 mod_proxy中的HTTP/2请求进行正确验证。远程攻击者可利用该漏洞通过向服务器发送特制HTTP/2请求导致Web服务器缓存中毒并执行网络钓鱼攻击。 受影响系统： Apache HTTP Server >= 2.4.17 Apache HTTP Server <= 2.4.48解决建议
目前厂商暂未发布修复措施解决此安全问题。
参考链接 |
|
|---|---|
| https://github.com/apache/httpd/commit/ecebcc035ccd8d0e2984fe41420d9e944f456b3c.patch | |
| https://lists.apache.org/thread.html/re4162adc051c1a0a79e7a24093f3776373e8733... | |
| https://lists.apache.org/thread.html/re4162adc051c1a0a79e7a24093f3776373e8733... | |
| https://lists.apache.org/thread.html/ree7519d71415ecdd170ff1889cab552d71758d2... | |
| https://lists.apache.org/thread.html/ree7519d71415ecdd170ff1889cab552d71758d2... | |
| https://lists.fedoraproject.org/archives/list/[email protected]... | |
| https://lists.fedoraproject.org/archives/list/[email protected]... | |
| https://portswigger.net/research/http2 | |
| https://security.netapp.com/advisory/ntap-20210917-0004/ | |
| https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-s... | |
| https://www.auscert.org.au/bulletins/ESB-2021.3229 | |
| https://www.oracle.com/security-alerts/cpujan2022.html | |
| https://www.tenable.com/security/tns-2021-17 |
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 | apache | http_server | * |
From (including) 2.4.17 |
Up to (including) 2.4.48 |
||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.11 | httpd | * |
Up to (excluding) 2.4.49-r0 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.12 | httpd | * |
Up to (excluding) 2.4.49-r0 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.13 | httpd | * |
Up to (excluding) 2.4.49-r0 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.14 | httpd | * |
Up to (excluding) 2.4.49-r0 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.15 | httpd | * |
Up to (excluding) 2.4.49-r0 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_edge | httpd | * |
Up to (excluding) 2.4.49-r0 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | amazon_2 | httpd | * |
Up to (excluding) 2.4.51-1.amzn2 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | amazon_AMI | httpd | * |
Up to (excluding) 2.4.51-1.94.amzn1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | debian_10 | httpd | * |
Up to (excluding) 2.4.38-3+deb10u7 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | debian_11 | httpd | * |
Up to (excluding) 2.4.48-3.1+deb11u1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | debian_9 | httpd | * |
Up to (excluding) 2.4.25-3+deb9u9 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_33 | httpd | * |
Up to (excluding) 2.4.50-1.fc33 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_34 | httpd | * |
Up to (excluding) 2.4.50-1.fc34 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_35 | httpd | * |
Up to (excluding) 2.4.50-1.fc35 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | opensuse_Leap_15.2 | httpd | * |
Up to (excluding) 2.4.43-lp152.2.18.1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | opensuse_Leap_15.3 | httpd | * |
Up to (excluding) 2.4.43-3.25.1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | suse_12_SP5 | httpd | * |
Up to (excluding) 2.4.23-29.77.2 |
|||||
- 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 没有补丁
- 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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