CVE编号
CVE-2017-16943利用情况
暂无补丁情况
官方补丁披露时间
2017-11-26漏洞描述
Exim是英国剑桥大学开发的一个运行于Unix系统中的开源消息传送代理（MTA），它主要负责邮件的路由、转发和投递。Exim 4.88版本和4.89版本中的SMTP守护进程的receive.c文件的‘receive_msg’函数存在安全漏洞。远程攻击者可利用该漏洞执行任意代码或造成拒绝服务（内容错误引用）。
解决建议
目前厂商暂未发布修复措施解决此安全问题，建议使用此软件的用户随时关注厂商主页或参考网址以获取解决办法：http://www.exim.org/
参考链接 |
|
|---|---|
| http://openwall.com/lists/oss-security/2017/11/25/1 | |
| http://openwall.com/lists/oss-security/2017/11/25/2 | |
| http://openwall.com/lists/oss-security/2017/11/25/3 | |
| http://www.openwall.com/lists/oss-security/2021/05/04/7 | |
| http://www.securitytracker.com/id/1039872 | |
| https://bugs.exim.org/show_bug.cgi?id=2199 | |
| https://git.exim.org/exim.git/commit/4090d62a4b25782129cc1643596dc2f6e8f63bde | |
| https://git.exim.org/exim.git/commitdiff/4e6ae6235c68de243b1c2419027472d7659aa2b4 | |
| https://github.com/LetUsFsck/PoC-Exploit-Mirror/tree/master/CVE-2017-16944 | |
| https://lists.exim.org/lurker/message/20171125.034842.d1d75cac.en.html | |
| https://www.debian.org/security/2017/dsa-4053 |
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 | exim | exim | 4.88 | - | |||||
| 运行在以下环境 | |||||||||
| 应用 | exim | exim | 4.89 | - | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.10 | exim | * |
Up to (excluding) 4.89-r7 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.11 | exim | * |
Up to (excluding) 4.89-r7 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.12 | exim | * |
Up to (excluding) 4.89-r7 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.13 | exim | * |
Up to (excluding) 4.89-r7 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.14 | exim | * |
Up to (excluding) 4.89-r7 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.15 | exim | * |
Up to (excluding) 4.89-r7 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.7 | exim | * |
Up to (excluding) 4.89-r7 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.8 | exim | * |
Up to (excluding) 4.89-r7 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.9 | exim | * |
Up to (excluding) 4.89-r7 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_edge | exim | * |
Up to (excluding) 4.89-r7 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | amazon_AMI | exim | * |
Up to (excluding) 4.89-4.17.amzn1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | debian_9 | exim | * |
Up to (excluding) 4.89-2+deb9u2 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_26 | exim | * |
Up to (excluding) 4.89-7.fc26 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_27 | exim | * |
Up to (excluding) 4.89-7.fc27 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_EPEL_6 | exim | * |
Up to (excluding) 4.89-4.el6 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_EPEL_7 | exim | * |
Up to (excluding) 4.89-4.el7 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | opensuse_Leap_15.2 | exim | * |
Up to (excluding) 4.94.2-lp152.8.3.1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | opensuse_Leap_42.2 | exim | * |
Up to (excluding) 4.86.2-17.1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | opensuse_Leap_42.3 | exim | * |
Up to (excluding) 4.86.2-17.1 |
|||||
- 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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