CVE编号
CVE-2019-14834利用情况
暂无补丁情况
官方补丁披露时间
2020-01-08漏洞描述
在版本2.81之前的dnsmasq中发现了一个漏洞，其中的内存泄漏允许远程攻击者通过涉及DHCP响应创建的向量导致拒绝服务(内存消耗)。解决建议
厂商已发布了漏洞修复程序，请及时关注更新：http://thekelleys.org.uk/gitweb/?p=dnsmasq.git;a=commit;h=69bc94779c2f035a9fffdb5327a54c3aeca73ed5
参考链接 |
|
|---|---|
| http://thekelleys.org.uk/gitweb/?p=dnsmasq.git;a=commit;h=69bc94779c2f035a9ff... | |
| https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-14834 | |
| 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 | thekelleys | dnsmasq | * |
Up to (excluding) 2.81 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alibaba_cloud_linux_2.1903 | dnsmasq | * |
Up to (excluding) 2.76-16.1.al7 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.10 | dnsmasq | * |
Up to (excluding) 2.80-r4 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.11 | dnsmasq | * |
Up to (excluding) 2.80-r5 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.12 | dnsmasq | * |
Up to (excluding) 2.80-r5 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.13 | dnsmasq | * |
Up to (excluding) 2.80-r5 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.14 | dnsmasq | * |
Up to (excluding) 2.80-r5 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.15 | dnsmasq | * |
Up to (excluding) 2.80-r5 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.8 | dnsmasq | * |
Up to (excluding) 2.79-r4 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.9 | dnsmasq | * |
Up to (excluding) 2.80-r4 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_edge | dnsmasq | * |
Up to (excluding) 2.80-r5 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | amazon_2 | dnsmasq | * |
Up to (excluding) 2.76-16.amzn2.0.1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | centos_8 | dnsmasq | * |
Up to (excluding) 2.79-11.el8 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | debian_10 | dnsmasq | * |
Up to (excluding) 2.80-1+deb10u1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | debian_9 | dnsmasq | * |
Up to (excluding) 2.76-5+deb9u2 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_31 | dnsmasq | * |
Up to (excluding) 2.80-15.fc31 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | opensuse_Leap_15.1 | dnsmasq | * |
Up to (excluding) 2.78-lp151.5.3.1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | oracle_7 | dnsmasq | * |
Up to (excluding) 2.76-16.el7 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | oracle_8 | dnsmasq | * |
Up to (excluding) 2.79-11.el8 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | redhat_8 | dnsmasq | * |
Up to (excluding) 2.79-11.el8 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | suse_12_SP4 | dnsmasq | * |
Up to (excluding) 2.78-18.12.1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | suse_12_SP5 | dnsmasq | * |
Up to (excluding) 2.78-18.12.1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_16.04 | dnsmasq | * |
Up to (excluding) 2.75-1ubuntu0.16.04.7 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_18.04 | dnsmasq | * |
Up to (excluding) 2.79-1ubuntu0.2 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_20.04 | dnsmasq | * |
Up to (excluding) 2.80-1.1ubuntu1.2 |
|||||
- 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 N/A
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