CVE编号
CVE-2020-28020利用情况
暂无补丁情况
官方补丁披露时间
2021-05-06漏洞描述
Exim 4 before 4.92 allows Integer Overflow to Buffer Overflow, in which an unauthenticated remote attacker can execute arbitrary code by leveraging the mishandling of continuation lines during header-length restriction.解决建议
建议您更新当前系统或软件至最新版，完成漏洞的修复。
参考链接 |
|
|---|---|
| http://www.openwall.com/lists/oss-security/2021/07/25/1 | |
| http://www.openwall.com/lists/oss-security/2021/08/03/1 | |
| https://www.exim.org/static/doc/security/CVE-2020-qualys/CVE-2020-28020-HSIZE.txt |
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 | * |
From (including) 4.00 |
Up to (excluding) 4.92 |
||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.13 | exim | * |
Up to (excluding) 4.94.2-r0 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.14 | exim | * |
Up to (excluding) 4.94.2-r0 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.15 | exim | * |
Up to (excluding) 4.94.2-r0 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_edge | exim | * |
Up to (excluding) 4.94.2-r0 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | debian_9 | exim | * |
Up to (excluding) 4.89-2+deb9u8 |
|||||
| 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 | ubuntu_14.04 | exim | * |
Up to (excluding) 4.82-3ubuntu2.4+esm3 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_14.04.6_lts | exim4 | * |
Up to (excluding) 4.82-3ubuntu2.4+esm3 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_16.04 | exim | * |
Up to (excluding) 4.86.2-2ubuntu2.6+esm1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_18.04 | exim | * |
Up to (excluding) 4.90.1-1ubuntu1.8 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_18.04.5_lts | exim4 | * |
Up to (excluding) 4.90.1-1ubuntu1.8 |
|||||
- 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 N/A
还没有评论，来说两句吧...