中危 exim exim 内存缓冲区边界内操作的限制不恰当
CVE编号
CVE-2022-3620利用情况
暂无补丁情况
官方补丁披露时间
2022-10-21漏洞描述
A vulnerability was found in Exim and classified as problematic. This issue affects the function dmarc_dns_lookup of the file dmarc.c of the component DMARC Handler. The manipulation leads to use after free. The attack may be initiated remotely. The name of the patch is 12fb3842f81bcbd4a4519d5728f2d7e0e3ca1445. It is recommended to apply a patch to fix this issue. The associated identifier of this vulnerability is VDB-211919.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 | exim | exim | 2022-10-18 | - | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_10 | exim4 | * | Up to (excluding) 4.92-8+deb10u6 | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_11 | exim4 | * | Up to (excluding) 4.94.2-7 | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_12 | exim4 | * | Up to (excluding) 4.96-7 | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_sid | exim4 | * | Up to (excluding) 4.96-7 | |||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_35 | exim-mon | * | Up to (excluding) 4.96-5.fc35 | |||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_36 | exim-mon | * | Up to (excluding) 4.96-5.fc36 | |||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_37 | exim-mon | * | Up to (excluding) 4.96-5.fc37 | |||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_EPEL_7 | exim-mon | * | Up to (excluding) 4.96-4.el7 | |||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_EPEL_8 | exim-mon | * | Up to (excluding) 4.96-4.el8 | |||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_EPEL_9 | exim-mon | * | Up to (excluding) 4.96-4.el9 | |||||
- 攻击路径 本地
- 攻击复杂度 容易
- 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-119 | 内存缓冲区边界内操作的限制不恰当 |
| CWE-416 | 释放后使用 |
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