中危 nic knot_resolver 未加控制的资源消耗（资源穷尽）
CVE编号
CVE-2022-40188利用情况
暂无补丁情况
官方补丁披露时间
2022-09-24漏洞描述
Knot Resolver before 5.5.3 allows remote attackers to cause a denial of service (CPU consumption) because of algorithmic complexity. During an attack, an authoritative server must return large NS sets or address sets.解决建议
建议您更新当前系统或软件至最新版，完成漏洞的修复。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 | nic | knot_resolver | * | Up to (excluding) 5.5.3 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.16 | knot-resolver | * | Up to (excluding) 5.5.3-r0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.17 | knot-resolver | * | Up to (excluding) 5.5.3-r0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.18 | knot-resolver | * | Up to (excluding) 5.5.3-r0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_edge | knot-resolver | * | Up to (excluding) 5.5.3-r0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_10 | knot-resolver | * | Up to (excluding) 3.2.1-3+deb10u1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_11 | knot-resolver | * | Up to (including) 5.3.1-1+deb11u1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_12 | knot-resolver | * | Up to (excluding) 5.5.3-1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_sid | knot-resolver | * | Up to (excluding) 5.5.3-1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_35 | knot-resolver-debugsource | * | Up to (excluding) 5.5.3-1.fc35 | |||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_36 | knot-resolver-debugsource | * | Up to (excluding) 5.5.3-1.fc36 | |||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_37 | knot-resolver-debugsource | * | Up to (excluding) 5.5.3-1.fc37 | |||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_EPEL_7 | knot-resolver-module-http | * | Up to (excluding) 5.5.3-1.el7 | |||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_EPEL_8 | knot-resolver-debugsource | * | Up to (excluding) 5.5.3-1.el8 | |||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_EPEL_9 | knot-resolver-debugsource | * | Up to (excluding) 5.5.3-1.el9 | |||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_20.04 | knot-resolver | * | Up to (excluding) 3.2.1-3ubuntu2.1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_22.10 | knot-resolver | * | Up to (excluding) 5.5.1-5ubuntu0.22.10.1 | |||||
- 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 越权影响
- 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-400 | 未加控制的资源消耗（资源穷尽） |
| CWE-407 | 算法复杂性 |
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