CVE编号
CVE-2021-3770利用情况
暂无补丁情况
官方补丁披露时间
2021-09-06漏洞描述
Vim是一款基于UNIX平台的编辑器。vim 存在缓冲区错误漏洞，该漏洞源于vim软件中使用retab的值较大时内存访问无效，从而导致基于堆的缓冲区溢出。
解决建议
目前厂商已发布升级补丁以修复漏洞，补丁获取链接：https://github.com/vim/vim/commit/b7081e135a16091c93f6f5f7525a5c58fb7ca9f9
参考链接 |
|
|---|---|
| http://www.openwall.com/lists/oss-security/2021/10/01/1 | |
| https://github.com/vim/vim/commit/b7081e135a16091c93f6f5f7525a5c58fb7ca9f9 | |
| https://huntr.dev/bounties/016ad2f2-07c1-4d14-a8ce-6eed10729365 | |
| https://lists.fedoraproject.org/archives/list/[email protected]... | |
| https://lists.fedoraproject.org/archives/list/[email protected]... | |
| https://lists.fedoraproject.org/archives/list/[email protected]... |
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 | vim | vim | * |
Up to (excluding) 8.2.3408 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.11 | vim | * |
Up to (excluding) 8.2.3437-r0 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.12 | vim | * |
Up to (excluding) 8.2.3437-r0 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.13 | vim | * |
Up to (excluding) 8.2.3437-r0 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.14 | vim | * |
Up to (excluding) 8.2.3437-r0 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.15 | vim | * |
Up to (excluding) 8.2.3437-r0 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_edge | vim | * |
Up to (excluding) 8.2.3437-r0 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | debian_10 | vim | * |
Up to (excluding) 2:8.1.0875-5+deb10u1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | debian_11 | vim | * |
Up to (excluding) 2:8.2.2434-3+deb11u1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | debian_12 | vim | * |
Up to (excluding) 8.2.2434-3 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | debian_9 | vim | * |
Up to (excluding) 8.0.0197-4+deb9u3 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | debian_sid | vim | * |
Up to (excluding) 8.2.2434-3 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_33 | vim | * |
Up to (excluding) 8.2.3404-1.fc33 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_34 | vim | * |
Up to (excluding) 8.2.3404-1.fc34 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_35 | vim | * |
Up to (excluding) 8.2.3404-1.fc35 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | opensuse_Leap_15.2 | vim | * |
Up to (excluding) 14.18.1-lp152.17.1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | opensuse_Leap_15.3 | vim | * |
Up to (excluding) 12.22.7-4.22.1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | oracle_8 | vim | * |
Up to (excluding) 23-3.module+el8.3.0+7818+6cd30d85 |
|||||
- 攻击路径 本地
- 攻击复杂度 容易
- 权限要求 普通权限
- 影响范围 全局影响
- EXP成熟度 未验证
- 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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