中危 Vim 缓冲区错误漏洞
CVE编号
CVE-2021-3770利用情况
POC 已公开补丁情况
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_3.16 | vim | * | Up to (excluding) 8.2.3437-r0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.17 | vim | * | Up to (excluding) 8.2.3437-r0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.18 | 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 | amazon_2022 | vim | * | Up to (excluding) 8.2.5172-1.amzn2022.0.1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | amazon_2023 | vim | * | Up to (excluding) 9.0.1160-1.amzn2023.0.2 | |||||
| 运行在以下环境 | |||||||||
| 系统 | anolis_os_8 | nodejs-devel | * | Up to (excluding) 14.18.2-2 | |||||
| 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) 2:8.2.3455-1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_9 | vim | * | Up to (including) 8.0.0197-4+deb9u3 | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_sid | vim | * | Up to (excluding) 2:8.2.3455-1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_33 | vim-debugsource | * | Up to (excluding) 8.2.3404-1.fc33 | |||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_34 | vim-debugsource | * | 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 | kylinos_aarch64_V10SP1 | vim-X11 | * | Up to (excluding) 8.2-10.p01.ky10 | |||||
| 运行在以下环境 | |||||||||
| 系统 | kylinos_aarch64_V10SP2 | vim-X11 | * | Up to (excluding) 8.2-10.p01.ky10 | |||||
| 运行在以下环境 | |||||||||
| 系统 | kylinos_x86_64_V10SP1 | vim-X11 | * | Up to (excluding) 8.2-10.p01.ky10 | |||||
| 运行在以下环境 | |||||||||
| 系统 | kylinos_x86_64_V10SP2 | vim-X11 | * | Up to (excluding) 8.2-10.p01.ky10 | |||||
| 运行在以下环境 | |||||||||
| 系统 | opensuse_Leap_15.2 | npm12 | * | Up to (excluding) 14.18.1-lp152.17.1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | opensuse_Leap_15.3 | npm12 | * | Up to (excluding) 14.18.1-15.21.2 | |||||
| 运行在以下环境 | |||||||||
| 系统 | oracle_8 | oraclelinux-release | * | Up to (excluding) 14.18.2-2.module+el8.5.0+20489+261d51d3 | |||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_20.04 | vim | * | Up to (excluding) 2:8.1.2269-1ubuntu5.3 | |||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_21.04 | vim | * | Up to (excluding) 2:8.2.2434-1ubuntu1.1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_21.10 | vim | * | Up to (excluding) 2:8.2.2434-3ubuntu2 | |||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_22.04 | vim | * | Up to (excluding) 2:8.2.2434-3ubuntu2 | |||||
| 运行在以下环境 | |||||||||
| 系统 | unionos_e | vim | * | Up to (excluding) vim-8.2-2.uel20 | |||||
- 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 POC 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
| CWE-ID | 漏洞类型 |
| CWE-122 | 堆缓冲区溢出 |
| CWE-787 | 跨界内存写 |
Exp相关链接
- avd.aliyun.com
版权声明
本站原创文章转载请注明文章出处及链接，谢谢合作！
评论