CVE编号
CVE-2018-7225利用情况
暂无补丁情况
官方补丁披露时间
2018-02-20漏洞描述
LibVNCServer through 0.9.11.发现了一个问题。 rfbserver.c中的rfbProcessClientNormalMessage()不检查msg.cct.length，导致通过巧尽心思构建的VNC数据包访问未初始化的和潜在的敏感数据或可能未指定的其他影响（例如，整数溢出）。 解决建议
用户可参考如下厂商提供的安全补丁以修复该漏洞：https://github.com/LibVNC/libvncserver/issues/218
参考链接 |
|
|---|---|
| http://www.openwall.com/lists/oss-security/2018/02/18/1 | |
| http://www.securityfocus.com/bid/103107 | |
| https://access.redhat.com/errata/RHSA-2018:1055 | |
| https://github.com/LibVNC/libvncserver/issues/218 | |
| https://lists.debian.org/debian-lts-announce/2018/03/msg00035.html | |
| https://lists.debian.org/debian-lts-announce/2019/10/msg00042.html | |
| https://lists.debian.org/debian-lts-announce/2019/11/msg00032.html | |
| https://lists.debian.org/debian-lts-announce/2019/12/msg00028.html | |
| https://security.gentoo.org/glsa/201908-05 | |
| https://usn.ubuntu.com/3618-1/ | |
| https://usn.ubuntu.com/4547-1/ | |
| https://usn.ubuntu.com/4573-1/ | |
| https://usn.ubuntu.com/4587-1/ | |
| https://www.debian.org/security/2018/dsa-4221 |
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 (including) 0.9.11 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.10 | libvncserver | * |
Up to (excluding) 0.9.11-r2 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.11 | libvncserver | * |
Up to (excluding) 0.9.11-r2 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.12 | libvncserver | * |
Up to (excluding) 0.9.11-r2 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.13 | libvncserver | * |
Up to (excluding) 0.9.11-r2 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.14 | libvncserver | * |
Up to (excluding) 0.9.11-r2 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.15 | libvncserver | * |
Up to (excluding) 0.9.11-r2 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.5 | libvncserver | * |
Up to (excluding) 0.9.11-r1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.6 | libvncserver | * |
Up to (excluding) 0.9.11-r1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.7 | libvncserver | * |
Up to (excluding) 0.9.11-r2 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.8 | libvncserver | * |
Up to (excluding) 0.9.11-r2 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.9 | libvncserver | * |
Up to (excluding) 0.9.11-r2 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_edge | libvncserver | * |
Up to (excluding) 0.9.11-r2 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | amazon_2 | libvncserver | * |
Up to (excluding) 0.9.9-12.amzn2 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | centos_7 | libvncserver | * |
Up to (excluding) 0.9.9-12.el7_5 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | debian_10 | libvncserver | * |
Up to (excluding) 1:1.3.9-9deb10u1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | debian_7 | libvncserver | * |
Up to (excluding) 0.9.9+dfsg-1+deb7u3 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | debian_8 | libvncserver | * |
Up to (excluding) 1:2.0.2+dfsg1-2+deb8u1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | debian_9 | libvncserver | * |
Up to (excluding) 1:3.0.3+dfsg1-1+deb9u1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_26 | libvncserver | * |
Up to (excluding) 0.9.11-3.fc26 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_27 | libvncserver | * |
Up to (excluding) 0.9.11-5.fc27 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_28 | libvncserver | * |
Up to (excluding) 0.9.11-6.fc28 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_EPEL_7 | libvncserver | * |
Up to (excluding) 0.9.14-1.el7 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | opensuse_Leap_42.3 | libvncserver | * |
Up to (excluding) 0.9.9-16.3.1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | oracle_7 | libvncserver | * |
Up to (excluding) 0.9.9-12.el7_5 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | suse_11_SP4 | libvncserver | * |
Up to (excluding) 0.9.1-160.3.1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | suse_12_SP2 | libvncserver | * |
Up to (excluding) 0.9.9-17.5.1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | suse_12_SP3 | libvncserver | * |
Up to (excluding) 0.9.9-17.5.1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_16.04 | libvncserver | * |
Up to (excluding) 1:2.0.2+dfsg1-4ubuntu0.1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_18.04 | libvncserver | * |
Up to (excluding) 3.22.0-3ubuntu1.1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_20.04 | libvncserver | * |
Up to (excluding) 3.22.0-5ubuntu2.1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_21.04 | libvncserver | * |
Up to (excluding) 3.22.0-6ubuntu1 |
|||||
- 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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