低危 目录遍历漏洞
CVE编号
CVE-2018-8780利用情况
暂无补丁情况
官方补丁披露时间
2018-04-04漏洞描述
在2.2.10之前的Ruby，2.3.7之前的2.3.x，2.4.4之前的2.4.x，2.5.1之前的2.5.x和2.6.0-preview1，Dir.open，Dir.new，Dir.entries和Dir.empty？ methods不检查NULL字符。当使用相应的方法时，可以执行无意的目录遍历。解决建议
厂商已发布漏洞修复程序，请及时关注更新：https://www.ruby-lang.org/en/news/2018/03/28/ruby-2-2-10-released/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 | ruby-lang | ruby | * | Up to (excluding) 2.2.10 | |||||
| 运行在以下环境 | |||||||||
| 应用 | ruby-lang | ruby | * | From (including) 2.3.0 | Up to (excluding) 2.3.7 | ||||
| 运行在以下环境 | |||||||||
| 应用 | ruby-lang | ruby | * | From (including) 2.4.0 | Up to (excluding) 2.4.4 | ||||
| 运行在以下环境 | |||||||||
| 应用 | ruby-lang | ruby | * | From (including) 2.5.0 | Up to (excluding) 2.5.1 | ||||
| 运行在以下环境 | |||||||||
| 应用 | ruby-lang | ruby | 2.6.0 | - | |||||
| 运行在以下环境 | |||||||||
| 系统 | alibaba_cloud_linux_2.1903 | rubygem-rdoc | * | Up to (excluding) 4.3.2-36.1.al7 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.10 | ruby | * | Up to (excluding) 2.5.1-r0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.11 | ruby | * | Up to (excluding) 2.5.1-r0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.12 | ruby | * | Up to (excluding) 2.5.1-r0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.13 | ruby | * | Up to (excluding) 2.5.1-r0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.14 | ruby | * | Up to (excluding) 2.5.1-r0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.15 | ruby | * | Up to (excluding) 2.5.1-r0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.16 | ruby | * | Up to (excluding) 2.5.1-r0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.17 | ruby | * | Up to (excluding) 2.5.1-r0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.18 | ruby | * | Up to (excluding) 2.5.1-r0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.4 | ruby | * | Up to (excluding) 2.3.7-r0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.5 | ruby | * | Up to (excluding) 2.3.7-r0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.6 | ruby | * | Up to (excluding) 2.4.4-r0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.7 | ruby | * | Up to (excluding) 2.4.4-r0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.8 | ruby | * | Up to (excluding) 2.5.1-r0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.9 | ruby | * | Up to (excluding) 2.5.1-r0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_edge | ruby | * | Up to (excluding) 2.5.1-r0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | amazon_2 | ruby | * | Up to (excluding) 2.0.0.648-36.amzn2.0.1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | amazon_AMI | ruby20 | * | Up to (excluding) 2.5.2.3-1.19.amzn1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | centos_7 | ruby | * | Up to (excluding) 2.0.0.648-36.el7 | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_10 | ruby2.5 | * | Up to (excluding) 2.5.1-1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_7 | ruby1.8 | * | Up to (excluding) 1.8.7.358-7.1+deb7u6 | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_8 | ruby2.1 | * | Up to (excluding) 2.1.5-2+deb8u2 | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_9 | ruby2.3 | * | Up to (excluding) 2.3.3-1+deb9u3 | |||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_26 | rubygem-bigdecimal-1.3.2-88.fc26.i686.rpm ( | * | Up to (excluding) 2.4.4-88.fc26 | |||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_27 | rubygem-bigdecimal-debuginfo-1.3.2-88.fc27.s390x.rpm ( | * | Up to (excluding) 2.4.4-89.fc27 | |||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_28 | rubygem-json-debuginfo-2.1.0-92.fc28.aarch64.rpm ( | * | Up to (excluding) 2.5.1-92.fc28 | |||||
| 运行在以下环境 | |||||||||
| 系统 | opensuse_Leap_15.0 | ruby2.5-doc | * | Up to (excluding) 2.5.5-lp151.4.3.1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | opensuse_Leap_15.1 | ruby2.5-doc | * | Up to (excluding) 2.5.5-lp151.4.3.1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | oracle_7 | oraclelinux-release | * | Up to (excluding) 4.3.2-36.el7 | |||||
| 运行在以下环境 | |||||||||
| 系统 | redhat_7 | ruby | * | Up to (excluding) 2.0.0.648-36.el7 | |||||
| 运行在以下环境 | |||||||||
| 系统 | suse_12 | libruby2_1-2_1 | * | Up to (excluding) 2.1.9-19.3 | |||||
| 运行在以下环境 | |||||||||
| 系统 | suse_12_SP4 | ruby2.1 | * | Up to (excluding) 2.1.9-19.3.2 | |||||
| 运行在以下环境 | |||||||||
| 系统 | suse_12_SP5 | ruby2.1 | * | Up to (excluding) 2.1.9-19.3.2 | |||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_14.04 | ruby2.0 | * | Up to (excluding) 1.9.3.484-2ubuntu1.11 | |||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_14.04.6_lts | ruby1.9.1 | * | Up to (excluding) 1.9.3.484-2ubuntu1.11 | |||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_16.04 | ruby2.3 | * | Up to (excluding) 2.3.1-2~16.04.9 | |||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_16.04.7_lts | ruby2.3 | * | Up to (excluding) 2.3.1-2~16.04.9 | |||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_18.04 | ruby2.5 | * | Up to (excluding) 2.5.1-1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_18.04.5_lts | ruby2.5 | * | Up to (excluding) 2.5.1-1 | |||||
- 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
| CWE-ID | 漏洞类型 |
| CWE-22 | 对路径名的限制不恰当（路径遍历） |
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