低危 HAXX libcurl拒绝服务漏洞
CVE编号
CVE-2020-8285利用情况
暂无补丁情况
官方补丁披露时间
2020-12-15漏洞描述
HAXX libcurl是瑞典Haxx（HAXX）公司的一款开源的客户端URL传输库。该产品支持FTP、SFTP、TFTP和HTTP等协议。 由于FTP通配符匹配分析中的堆栈溢出问题，curl 7.21.0到7.73.0（包括7.73.0）容易受到不受控制的递归的影响。解决建议
目前厂商已发布升级补丁以修复漏洞，补丁获取链接： https://curl.se/docs/CVE-2020-8285.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 | libcurl | * | From (including) 7.21.0 | Up to (including) 7.73.0 | ||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.10 | curl | * | Up to (excluding) 7.66.0-r3 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.11 | curl | * | Up to (excluding) 7.67.0-r3 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.12 | curl | * | Up to (excluding) 7.69.1-r3 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.13 | curl | * | Up to (excluding) 7.74.0-r0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.14 | curl | * | Up to (excluding) 7.74.0-r0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.15 | curl | * | Up to (excluding) 7.74.0-r0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.16 | curl | * | Up to (excluding) 7.74.0-r0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.17 | curl | * | Up to (excluding) 7.74.0-r0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.18 | curl | * | Up to (excluding) 7.74.0-r0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_edge | curl | * | Up to (excluding) 7.74.0-r0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | amazon_2 | curl | * | Up to (excluding) 7.76.1-4.amzn2.0.1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | centos_8 | libcurl-devel | * | Up to (excluding) 7.61.1-18.el8 | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_10 | curl | * | Up to (excluding) 7.64.0-4+deb10u2 | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_11 | curl | * | Up to (excluding) 7.74.0-1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_12 | curl | * | Up to (excluding) 7.74.0-1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_9 | curl | * | Up to (excluding) 7.52.1-5+deb9u13 | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_sid | curl | * | Up to (excluding) 7.74.0-1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_32 | curl-debuginfo | * | Up to (excluding) 7.69.1-7.fc32 | |||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_33 | curl-debuginfo | * | Up to (excluding) 7.71.1-8.fc33 | |||||
| 运行在以下环境 | |||||||||
| 系统 | opensuse_Leap_15.1 | libcurl4-mini | * | Up to (excluding) 7.60.0-lp151.5.18.1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | opensuse_Leap_15.2 | libcurl4-mini | * | Up to (excluding) 7.66.0-lp152.3.12.1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | oracle_8 | oraclelinux-release | * | Up to (excluding) 7.61.1-18.el8 | |||||
| 运行在以下环境 | |||||||||
| 系统 | redhat_8 | libcurl-devel | * | Up to (excluding) 7.61.1-18.el8 | |||||
| 运行在以下环境 | |||||||||
| 系统 | suse_12_SP5 | curl | * | Up to (excluding) 7.60.0-11.9.1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_16.04 | curl | * | Up to (excluding) 7.47.0-1ubuntu2.18 | |||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_16.04.7_lts | curl | * | Up to (excluding) 7.47.0-1ubuntu2.18 | |||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_18.04 | curl | * | Up to (excluding) 7.58.0-2ubuntu3.12 | |||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_18.04.5_lts | curl | * | Up to (excluding) 7.58.0-2ubuntu3.12 | |||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_20.04 | curl | * | Up to (excluding) 7.68.0-1ubuntu2.4 | |||||
- 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-674 | 未经控制的递归 |
| CWE-787 | 跨界内存写 |
Exp相关链接
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