CVE编号
CVE-2018-19044利用情况
暂无补丁情况
官方补丁披露时间
2018-11-09漏洞描述
在调用PrintData或PrintStats时将数据写入临时文件时，keepalived 2.0.8未检查符号链接的路径名。如果fs.protected_symlinks设置为0，这允许本地用户覆盖任意文件，如/tmp/keepalived.data或/tmp/keepalived.stats到/ etc / passwd的符号链接所示。<br>解决建议
建议您更新当前系统或软件至最新版，完成漏洞的修复。
参考链接 |
|
|---|---|
| https://access.redhat.com/errata/RHSA-2019:2285 | |
| https://bugzilla.suse.com/show_bug.cgi?id=1015141 | |
| https://github.com/acassen/keepalived/commit/04f2d32871bb3b11d7dc024039952f2fe2750306 | |
| https://github.com/acassen/keepalived/issues/1048 | |
| https://security.gentoo.org/glsa/201903-01 |
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 | keepalived | keepalived | 2.0.8 | - | |||||
| 运行在以下环境 | |||||||||
| 系统 | alibaba_cloud_linux_2.1903 | keepalived | * |
Up to (excluding) 1.3.5-16.1.al7 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.10 | keepalived | * |
Up to (excluding) 2.0.11-r0 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.11 | keepalived | * |
Up to (excluding) 2.0.11-r0 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.12 | keepalived | * |
Up to (excluding) 2.0.11-r0 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.13 | keepalived | * |
Up to (excluding) 2.0.11-r0 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.14 | keepalived | * |
Up to (excluding) 2.0.11-r0 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.15 | keepalived | * |
Up to (excluding) 2.0.11-r0 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.8 | keepalived | * |
Up to (excluding) 2.0.11-r0 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.9 | keepalived | * |
Up to (excluding) 2.0.11-r0 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_edge | keepalived | * |
Up to (excluding) 2.0.11-r0 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | amazon_2 | keepalived | * |
Up to (excluding) 1.3.5-16.amzn2 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | amazon_AMI | keepalived | * |
Up to (excluding) 1.2.13-8.5.amzn1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | debian_9 | keepalived | * |
Up to (excluding) 1.3.2-1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_29 | keepalived | * |
Up to (excluding) 2.0.10-1.fc29 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | opensuse_Leap_15.0 | keepalived | * |
Up to (excluding) 2.0.10-lp150.3.4.1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | opensuse_Leap_42.3 | keepalived | * |
Up to (excluding) 2.0.10-7.3.1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | oracle_7 | keepalived | * |
Up to (excluding) 1.3.5-16.el7 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | redhat_7 | keepalived | * |
Up to (excluding) 0:1.3.5-16.el7 |
|||||
- 攻击路径 本地
- 攻击复杂度 困难
- 权限要求 无需权限
- 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 无影响
- 数据完整性 传输被破坏
- 服务器危害 无影响
- 全网数量 N/A
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