低危 Squid Web Proxy 3.5.27-20180318 sslBumpAccessCheck() Request 拒绝服务漏洞
CVE编号
CVE-2018-1172利用情况
暂无补丁情况
官方补丁披露时间
2018-05-17漏洞描述
Squid Software Foundation Squid是一套开源的HTTP缓存代理软件。 Squid Software Foundation Squid 3.5.27-20180318版本中的'ClientRequestContext::sslBumpAccessCheck()'函数存在安全漏洞。攻击者可通过发送特制的请求利用该漏洞造成拒绝服务（空指针逆向引用）。解决建议
厂商已发布漏洞修复程序，请及时关注更新：http://www.squid-cache.org/Advisories/SQUID-2018_3.txt
参考链接 |
|
|---|---|
| http://www.squid-cache.org/Advisories/SQUID-2018_3.txt | |
| https://zerodayinitiative.com/advisories/ZDI-18-309 |
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 | squid-cache | squid | 3.5.27 | - | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.10 | squid | * | Up to (excluding) 3.5.27-r2 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.11 | squid | * | Up to (excluding) 3.5.27-r2 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.12 | squid | * | Up to (excluding) 3.5.27-r2 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.13 | squid | * | Up to (excluding) 3.5.27-r2 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.14 | squid | * | Up to (excluding) 3.5.27-r2 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.15 | squid | * | Up to (excluding) 3.5.27-r2 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.16 | squid | * | Up to (excluding) 3.5.27-r2 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.17 | squid | * | Up to (excluding) 3.5.27-r2 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.18 | squid | * | Up to (excluding) 3.5.27-r2 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.8 | squid | * | Up to (excluding) 3.5.27-r2 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.9 | squid | * | Up to (excluding) 3.5.27-r2 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_edge | squid | * | Up to (excluding) 3.5.27-r2 | |||||
| 运行在以下环境 | |||||||||
| 系统 | amazon_2 | squid | * | Up to (excluding) 3.5.20-15.amzn2.1.1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_10 | squid | * | Up to (excluding) 4.1-1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_11 | squid | * | Up to (excluding) 4.1-1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_12 | squid | * | Up to (excluding) 4.1-1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_sid | squid | * | Up to (excluding) 4.1-1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | opensuse_Leap_42.3 | squid | * | Up to (excluding) 3.5.21-15.1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | suse_11_SP4 | squid3 | * | Up to (excluding) 3.1.23-8.16.37.6.1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | suse_12 | squid | * | Up to (excluding) 3.5.21-26.9 | |||||
| 运行在以下环境 | |||||||||
| 系统 | suse_12_SP3 | squid | * | Up to (excluding) 3.5.21-26.9.1 | |||||
- 攻击路径 远程
- 攻击复杂度 困难
- 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
| CWE-ID | 漏洞类型 |
| CWE-476 | 空指针解引用 |
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