低危 cURL/libcURL缓冲区溢出漏洞
CVE编号
CVE-2016-9586利用情况
暂无补丁情况
官方补丁披露时间
2018-04-24漏洞描述
当在libcurl执行printf()函数时输出大的浮点输出时，版本7.52之前的卷曲容易受到缓冲区溢出的影响。如果有任何应用程序从外部接受格式字符串而没有必要的输入过滤，则它可以允许远程攻击。解决建议
目前厂商已经发布了升级补丁以修复此安全问题，补丁获取链接：https://curl.haxx.se/docs/adv_20161221A.html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 | * | Up to (excluding) 7.52.0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.2 | curl | * | Up to (excluding) 7.52.1-r0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.3 | curl | * | Up to (excluding) 7.52.1-r0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | amazon_AMI | curl | * | Up to (excluding) 7.47.1-9.70.amzn1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian | DPKG | * | Up to (excluding) 7.52.1-1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_10 | curl | * | Up to (excluding) 7.52.1-1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_11 | curl | * | Up to (excluding) 7.52.1-1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_12 | curl | * | Up to (excluding) 7.52.1-1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_7 | curl | * | Up to (excluding) 7.26.0-1+wheezy18 | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_8 | curl | * | Up to (excluding) 7.38.0-4+deb8u1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_sid | curl | * | Up to (excluding) 7.52.1-1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_24 | libcurl-devel | * | Up to (excluding) 7.47.1-10.fc24 | |||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_25 | libcurl-devel | * | Up to (excluding) 7.51.0-4.fc25 | |||||
| 运行在以下环境 | |||||||||
| 系统 | opensuse_Leap_42.1 | libcurl4-32bit | * | Up to (excluding) 7.37.0-16.3.1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | opensuse_Leap_42.2 | libcurl4-32bit | * | Up to (excluding) 7.37.0-16.3.1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | suse_11_SP4 | curl | * | Up to (excluding) 7.19.7-1.70.3.1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | suse_12 | sles12-docker-image | * | Up to (excluding) 1.1.4-20171002 | |||||
| 运行在以下环境 | |||||||||
| 系统 | suse_12_SP1 | curl | * | Up to (excluding) 7.37.0-36.1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | suse_12_SP2 | curl | * | Up to (excluding) 7.37.0-36.1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_14.04 | curl | * | Up to (excluding) 7.35.0-1ubuntu2.11 | |||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_14.04.6_lts | curl | * | Up to (excluding) 7.35.0-1ubuntu2.11 | |||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_16.04 | curl | * | Up to (excluding) 7.47.0-1ubuntu2.3 | |||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_16.04.7_lts | curl | * | Up to (excluding) 7.47.0-1ubuntu2.3 | |||||
- 攻击路径 远程
- 攻击复杂度 困难
- 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-119 | 内存缓冲区边界内操作的限制不恰当 |
| CWE-122 | 堆缓冲区溢出 |
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