CVE编号
CVE-2018-6789利用情况
EXP 已公开补丁情况
官方补丁披露时间
2018-02-09漏洞描述
在Exim 4.90及更早版本的SMTP listener中发现了一个问题。通过发送精心制作的消息，可能在特定功能中发生缓冲区溢出。这可以用于远程执行代码。解决建议
目前厂商已经发布了升级补丁以修复此安全问题，补丁获取链接：https://devco.re/blog/2018/03/06/exim-off-by-one-RCE-exploiting-CVE-2018-6789-en/
参考链接 |
|
|---|---|
| http://openwall.com/lists/oss-security/2018/02/10/2 | |
| http://packetstormsecurity.com/files/162959/Exim-base64d-Buffer-Overflow.html | |
| http://www.openwall.com/lists/oss-security/2018/02/07/2 | |
| http://www.securityfocus.com/bid/103049 | |
| http://www.securitytracker.com/id/1040461 | |
| https://devco.re/blog/2018/03/06/exim-off-by-one-RCE-exploiting-CVE-2018-6789-en/ | |
| https://exim.org/static/doc/security/CVE-2018-6789.txt | |
| https://git.exim.org/exim.git/commit/cf3cd306062a08969c41a1cdd32c6855f1abecf1 | |
| https://lists.debian.org/debian-lts-announce/2018/02/msg00009.html | |
| https://usn.ubuntu.com/3565-1/ | |
| https://www.debian.org/security/2018/dsa-4110 | |
| https://www.exploit-db.com/exploits/44571/ | |
| https://www.exploit-db.com/exploits/45671/ |
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 | * |
Up to (excluding) 4.90.1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.10 | exim | * |
Up to (excluding) 4.90.1-r0 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.11 | exim | * |
Up to (excluding) 4.90.1-r0 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.12 | exim | * |
Up to (excluding) 4.90.1-r0 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.13 | exim | * |
Up to (excluding) 4.90.1-r0 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.14 | exim | * |
Up to (excluding) 4.90.1-r0 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.15 | exim | * |
Up to (excluding) 4.90.1-r0 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.7 | exim | * |
Up to (excluding) 4.90.1-r0 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.8 | exim | * |
Up to (excluding) 4.90.1-r0 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.9 | exim | * |
Up to (excluding) 4.90.1-r0 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_edge | exim | * |
Up to (excluding) 4.90.1-r0 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | amazon_AMI | exim | * |
Up to (excluding) 4.90.1-2.14.amzn1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | debian_7 | exim | * |
Up to (excluding) 4.80-7+deb7u6 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | debian_8 | exim | * |
Up to (excluding) 4.84.2-2+deb8u2 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | debian_9 | exim | * |
Up to (excluding) 4.89-2+deb9u3 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_26 | exim | * |
Up to (excluding) 4.90.1-1.fc26 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_27 | exim | * |
Up to (excluding) 4.90.1-1.fc27 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_EPEL_6 | exim | * |
Up to (excluding) 4.90.1-1.el6 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_EPEL_7 | exim | * |
Up to (excluding) 4.90.1-1.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_42.3 | exim | * |
Up to (excluding) 4.86.2-20.1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_14.04 | exim | * |
Up to (excluding) 4.82-3ubuntu2.4 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_16.04 | exim | * |
Up to (excluding) 4.86.2-2ubuntu2.3 |
|||||
- 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 全局影响
- EXP成熟度 EXP 已公开
- 补丁情况 官方补丁
- 数据保密性 数据泄露
- 数据完整性 传输被破坏
- 服务器危害 服务器失陷
- 全网数量 N/A
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