低危 Cisco ClamAV 0.99.2 WWPack Compression libclamav/wwunpack.c wwunpack PE File 拒绝服务漏洞
CVE编号
CVE-2017-6420利用情况
POC 已公开补丁情况
官方补丁披露时间
2017-08-07漏洞描述
ClamAV 0.99.2中libclamav / wwunpack.c中的wwunpack函数允许远程攻击者通过具有 WWPack compression的精心制作的PE文件导致拒绝服务(UAF)。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://github.com/vrtadmin/clamav-devel/commit/dfc00cd3301a42b571454b51a6102eecf58407bc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 | clamav | clamav | 0.99.2 | - | |||||
| 运行在以下环境 | |||||||||
| 系统 | amazon_AMI | clamav | * | Up to (excluding) 0.99.3-1.28.amzn1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_10 | clamav | * | Up to (excluding) 0.99.3~beta1+dfsg-1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_11 | clamav | * | Up to (excluding) 0.99.3~beta1+dfsg-1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_12 | clamav | * | Up to (excluding) 0.99.3~beta1+dfsg-1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_7 | clamav | * | Up to (excluding) 0.99.2+dfsg-0+deb7u4 | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_8 | clamav | * | Up to (excluding) 0.98.7+dfsg-0+deb8u1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_9 | clamav | * | Up to (excluding) 0.99.2+dfsg-6+deb9u1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_sid | clamav | * | Up to (excluding) 0.99.3~beta1+dfsg-1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_26 | clamav-server-systemd | * | Up to (excluding) 0.99.2-18.fc26 | |||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_27 | clamav-server-debuginfo | * | Up to (excluding) 0.99.2-17.fc27 | |||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_EPEL_6 | clamav | * | Up to (excluding) 0.99.3-1.el6 | |||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_EPEL_7 | clamav-server-systemd | * | Up to (excluding) 0.99.3-1.el7 | |||||
| 运行在以下环境 | |||||||||
| 系统 | opensuse_Leap_42.3 | clamav | * | Up to (excluding) 0.99.3-20.1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | suse_11_SP4 | clamav | * | Up to (excluding) 0.99.3-0.20.3.2 | |||||
| 运行在以下环境 | |||||||||
| 系统 | suse_12 | clamav | * | Up to (excluding) 0.99.3-33.5 | |||||
| 运行在以下环境 | |||||||||
| 系统 | suse_12_SP2 | clamav | * | Up to (excluding) 0.99.3-33.5.1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | suse_12_SP3 | clamav | * | Up to (excluding) 0.99.3-33.5.1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_14.04 | clamav | * | Up to (excluding) 0.99.2+addedllvm-0ubuntu0.14.04.2 | |||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_14.04.6_lts | clamav | * | Up to (excluding) 0.99.2+addedllvm-0ubuntu0.14.04.2 | |||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_16.04 | clamav | * | Up to (excluding) 0.99.2+dfsg-0ubuntu0.16.04.2 | |||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_16.04.7_lts | clamav | * | Up to (excluding) 0.99.2+dfsg-0ubuntu0.16.04.2 | |||||
- 攻击路径 本地
- 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 POC 已公开
- 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-416 | 释放后使用 |
Exp相关链接
- avd.aliyun.com
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