CVE编号
CVE-2019-12290利用情况
暂无补丁情况
官方补丁披露时间
2019-10-23漏洞描述
GNU libidn2是一款支持对国际化域名进行编码和解码的库。 将A标签转换为U标签时，2.2.0之前的GNU libidn2无法执行RFC3490第4.2节中指定的往返检查。在某些情况下，这使得一个域可以模拟另一个域。通过创建与目标域匹配的恶意域，除了包含某些经过细微编码的Unicode字符（在先转换为Unicode标签然后再转换回ASCII标签时将被丢弃），可以模拟任意域。解决建议
厂商已发布了漏洞修复程序，请及时关注更新：https://gitlab.com/libidn/libidn2/commit/614117ef6e4c60e1950d742e3edf0a0ef8d389de
参考链接 |
|
|---|---|
| http://lists.opensuse.org/opensuse-security-announce/2019-12/msg00008.html | |
| http://lists.opensuse.org/opensuse-security-announce/2019-12/msg00009.html | |
| https://gitlab.com/libidn/libidn2/commit/241e8f486134793cb0f4a5b0e5817a97883401f5 | |
| https://gitlab.com/libidn/libidn2/commit/614117ef6e4c60e1950d742e3edf0a0ef8d389de | |
| https://gitlab.com/libidn/libidn2/merge_requests/71 | |
| https://lists.fedoraproject.org/archives/list/[email protected]... | |
| https://lists.fedoraproject.org/archives/list/[email protected]... | |
| https://lists.fedoraproject.org/archives/list/[email protected]... | |
| https://lists.fedoraproject.org/archives/list/[email protected]... | |
| https://lists.fedoraproject.org/archives/list/[email protected]... | |
| https://security.gentoo.org/glsa/202003-63 | |
| https://usn.ubuntu.com/4168-1/ |
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 | gnu | libidn2 | * |
Up to (excluding) 2.2.0 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.12 | libidn2 | * |
Up to (excluding) 2.2.0-r0 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.13 | libidn2 | * |
Up to (excluding) 2.2.0-r0 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.14 | libidn2 | * |
Up to (excluding) 2.2.0-r0 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.15 | libidn2 | * |
Up to (excluding) 2.2.0-r0 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_edge | libidn2 | * |
Up to (excluding) 2.2.0-r0 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | amazon_2 | libidn2 | * |
Up to (excluding) 2.3.0-1.amzn2 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | amazon_AMI | libidn2 | * |
Up to (excluding) 2.3.0-1.4.amzn1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | debian_10 | libidn2 | * |
Up to (excluding) 2.0.5-1+deb10u1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_29 | libidn2 | * |
Up to (excluding) 2.3.0-1.fc29 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_30 | libidn2 | * |
Up to (excluding) 2.3.0-1.fc30 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_31 | libidn2 | * |
Up to (excluding) 2.3.0-1.fc31 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_EPEL_6 | libidn2 | * |
Up to (excluding) 2.3.0-1.el6 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_EPEL_7 | libidn2 | * |
Up to (excluding) 2.3.0-1.el7 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_EPEL_8 | libidn2 | * |
Up to (excluding) 2.3.0-1.el8 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | opensuse_Leap_15.0 | libidn2 | * |
Up to (excluding) 2.2.0-lp150.2.3.1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | opensuse_Leap_15.1 | libidn2 | * |
Up to (excluding) 0-2.2.0-lp151.3.3.1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_18.04 | libidn2 | * |
Up to (excluding) 2.0.4-1.1ubuntu0.2 |
|||||
- 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
还没有评论，来说两句吧...