CVE编号
CVE-2018-16840利用情况
暂无补丁情况
官方补丁披露时间
2018-11-01漏洞描述
在关闭一个简单句柄的代码中，从7.59.0到7.61.1的curl版本中发现了一个堆UAF漏洞。当关闭并清理`Curl_close（）`函数中的'easy'句柄时，库代码首先释放一个struct（而不取消指针的空值），然后可能会错误地写入已释放的struct中的struct字段。解决建议
厂商已发布了漏洞修复程序，请及时关注更新：https://curl.haxx.se/docs/CVE-2018-16840.html
参考链接 |
|
|---|---|
| http://www.securitytracker.com/id/1042013 | |
| https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-16840 | |
| https://curl.haxx.se/docs/CVE-2018-16840.html | |
| https://github.com/curl/curl/commit/81d135d67155c5295b1033679c606165d4e28f3f | |
| https://security.gentoo.org/glsa/201903-03 | |
| https://usn.ubuntu.com/3805-1/ |
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 | haxx | curl | * |
From (including) 7.59.0 |
Up to (including) 7.61.1 |
||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.10 | curl | * |
Up to (excluding) 7.62.0-r0 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.11 | curl | * |
Up to (excluding) 7.62.0-r0 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.12 | curl | * |
Up to (excluding) 7.62.0-r0 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.13 | curl | * |
Up to (excluding) 7.62.0-r0 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.14 | curl | * |
Up to (excluding) 7.62.0-r0 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.15 | curl | * |
Up to (excluding) 7.62.0-r0 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.5 | curl | * |
Up to (excluding) 7.61.1-r1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.6 | curl | * |
Up to (excluding) 7.61.1-r1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.7 | curl | * |
Up to (excluding) 7.61.1-r1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.8 | curl | * |
Up to (excluding) 7.61.1-r1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.9 | curl | * |
Up to (excluding) 7.62.0-r0 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_edge | curl | * |
Up to (excluding) 7.62.0-r0 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | amazon_2 | curl | * |
Up to (excluding) 7.61.1-9.amzn2.0.1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | amazon_AMI | curl | * |
Up to (excluding) 7.53.1-16.86.amzn1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_28 | curl | * |
Up to (excluding) 7.59.0-8.fc28 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_29 | curl | * |
Up to (excluding) 7.61.1-4.fc29 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | opensuse_Leap_15.0 | curl | * |
Up to (excluding) 7.60.0-lp150.2.15.1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | opensuse_Leap_42.3 | curl | * |
Up to (excluding) 7.37.0-42.1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | suse_11_SP4 | curl | * |
Up to (excluding) 7.37.0-70.38.1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | suse_12_SP3 | curl | * |
Up to (excluding) 7.37.0-37.31.1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | suse_12_SP4 | curl | * |
Up to (excluding) 7.60.0-4.3.1 |
|||||
- 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
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