中危 Busybox 资源管理错误漏洞
CVE编号
CVE-2021-42381利用情况
暂无补丁情况
官方补丁披露时间
2021-11-16漏洞描述
BusyBox是乌克兰Denis Vlasenko个人开发者的一套包含了多个linux命令和工具的应用程序。 BusyBox的awk applet存在内存错误引用漏洞。该漏洞源于程序未对hash_init函数中的awk模式进行正确处理。攻击者可利用该漏洞导致拒绝服务及远程代码执行。 受影响系统： BusyBox BusyBox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://nvd.nist.gov/vuln/detail/CVE-2021-42381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 | busybox | busybox | * | From (including) 1.21.0 | Up to (including) 1.33.1 | ||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.11 | busybox | * | Up to (excluding) 1.31.1-r11 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.12 | busybox | * | Up to (excluding) 1.31.1-r21 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.13 | busybox | * | Up to (excluding) 1.32.1-r7 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.14 | busybox | * | Up to (excluding) 1.33.1-r6 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.15 | busybox | * | Up to (excluding) 1.34.0-r0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.16 | busybox | * | Up to (excluding) 1.34.0-r0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.17 | busybox | * | Up to (excluding) 1.34.0-r0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.18 | busybox | * | Up to (excluding) 1.34.0-r0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_edge | busybox | * | Up to (excluding) 1.34.0-r0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_10 | busybox | * | Up to (including) 1.30.1-4 | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_11 | busybox | * | Up to (including) 1.30.1-6 | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_12 | busybox | * | Up to (excluding) 1:1.35.0-1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_9 | busybox | * | Up to (including) 1.22.0-19 | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_sid | busybox | * | Up to (excluding) 1:1.35.0-1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_33 | busybox-petitboot-debuginfo | * | Up to (excluding) 1.34.1-1.fc33 | |||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_34 | busybox-petitboot-debuginfo | * | Up to (excluding) 1.34.1-1.fc34 | |||||
| 运行在以下环境 | |||||||||
| 系统 | kylinos_aarch64_V10SP2 | busybox | * | Up to (excluding) 1.31.1-13.ky10 | |||||
| 运行在以下环境 | |||||||||
| 系统 | kylinos_x86_64_V10SP2 | busybox | * | Up to (excluding) 1.31.1-13.ky10 | |||||
| 运行在以下环境 | |||||||||
| 系统 | opensuse_Leap_15.3 | virtualbox-kmp-default | * | Up to (excluding) 6.1.34-lp153.2.27.2 | |||||
| 运行在以下环境 | |||||||||
| 系统 | opensuse_Leap_15.4 | busybox-testsuite | * | Up to (excluding) 1.35.0-150400.3.3.1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | suse_12_SP5 | busybox | * | Up to (excluding) 1.35.0-4.3.1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_18.04 | busybox | * | Up to (excluding) 1:1.27.2-2ubuntu3.4 | |||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_20.04 | busybox | * | Up to (excluding) 1:1.30.1-4ubuntu6.4 | |||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_21.04 | busybox | * | Up to (excluding) 1:1.30.1-6ubuntu2.1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_21.10 | busybox | * | Up to (excluding) 1:1.30.1-6ubuntu3.1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_22.04 | busybox | * | Up to (excluding) 1:1.30.1-7ubuntu2 | |||||
- 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 全局影响
- EXP成熟度 未验证
- 补丁情况 官方补丁
- 数据保密性 数据泄露
- 数据完整性 无影响
- 服务器危害 无影响
- 全网数量 N/A
| CWE-ID | 漏洞类型 |
| CWE-416 | 释放后使用 |
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