CVE编号
CVE-2020-14401利用情况
暂无补丁情况
官方补丁披露时间
2020-06-18漏洞描述
LibVNCServer是一款支持在程序中实现VNC（虚拟网络计算）服务器或客户端功能的跨平台C语言库。 LibVNCServer 0.9.13之前版本中的libvncserver/scale.c文件存在输入验证错误漏洞。远程攻击者可利用该漏洞在系统上执行任意代码。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/LibVNC/libvncserver/commit/a6788d1da719ae006605b78d22f5a9f170b423af
参考链接 |
|
|---|---|
| http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00033.html | |
| http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00055.html | |
| http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00066.html | |
| https://cert-portal.siemens.com/productcert/pdf/ssa-390195.pdf | |
| https://github.com/LibVNC/libvncserver/commit/a6788d1da719ae006605b78d22f5a9f... | |
| https://github.com/LibVNC/libvncserver/compare/LibVNCServer-0.9.12...LibVNCSe... | |
| https://lists.debian.org/debian-lts-announce/2020/06/msg00035.html | |
| https://lists.debian.org/debian-lts-announce/2020/08/msg00045.html | |
| https://usn.ubuntu.com/4434-1/ |
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 | libvncserver_project | libvncserver | * |
Up to (excluding) 0.9.13 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.12 | libvncserver | * |
Up to (excluding) 0.9.13-r0 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.13 | libvncserver | * |
Up to (excluding) 0.9.13-r0 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.14 | libvncserver | * |
Up to (excluding) 0.9.13-r0 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.15 | libvncserver | * |
Up to (excluding) 0.9.13-r0 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_edge | libvncserver | * |
Up to (excluding) 0.9.13-r0 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | debian_10 | libvncserver | * |
Up to (excluding) 0.9.11+dfsg-1.3+deb10u4 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | debian_8 | libvncserver | * |
Up to (excluding) 0.9.9+dfsg2-6.1+deb8u2 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | debian_9 | libvncserver | * |
Up to (excluding) 0.9.11+dfsg-1.3~deb9u5 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | opensuse_Leap_15.1 | libvncserver | * |
Up to (excluding) 0.9.10-lp151.7.9.1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | opensuse_Leap_15.2 | libvncserver | * |
Up to (excluding) 0.9.10-lp152.9.8.1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | suse_12_SP5 | libvncserver | * |
Up to (excluding) 0.9.9-17.31.1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_16.04 | libvncserver | * |
Up to (excluding) 0.9.10+dfsg-3ubuntu0.16.04.5 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_18.04 | libvncserver | * |
Up to (excluding) 0.9.11+dfsg-1ubuntu1.3 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_20.04 | libvncserver | * |
Up to (excluding) 0.9.12+dfsg-9ubuntu0.2 |
|||||
- 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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