中危 CVE-2023-27538:SSH连接重用
CVE编号
CVE-2023-27538利用情况
暂无补丁情况
官方补丁披露时间
2023-03-20漏洞描述
即使更改了与SSH相关的选项，libcurl也会重用以前创建的连接，而该选项本应禁止重用。 libcurl将以前使用的连接保存在连接池中，以便在其中一个连接与设置匹配时重用后续传输。然而，在配置匹配检查中遗漏了两个SSH设置，使得它们太容易匹配。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 | haxx | libcurl | * | From (including) 7.16.1 | Up to (including) 7.88.1 | ||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.14 | curl | * | Up to (excluding) 8.0.1-r0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.15 | curl | * | Up to (excluding) 8.0.1-r0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.16 | curl | * | Up to (excluding) 8.0.1-r0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.17 | curl | * | Up to (excluding) 7.88.1-r1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.18 | curl | * | Up to (excluding) 8.0.0-r0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_edge | curl | * | Up to (excluding) 8.0.0-r0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | amazon_2 | curl | * | Up to (excluding) 8.0.1-1.amzn2.0.1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | amazon_2023 | curl | * | Up to (excluding) 8.0.1-1.amzn2023 | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_10 | curl | * | Up to (excluding) 7.64.0-4+deb10u6 | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_11 | curl | * | Up to (excluding) 7.74.0-1.3+deb11u8 | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_12 | curl | * | Up to (excluding) 7.88.1-7 | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_sid | curl | * | Up to (excluding) 7.88.1-7 | |||||
| 运行在以下环境 | |||||||||
| 系统 | fedoraproject | fedora | 36 | - | |||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_36 | curl | * | Up to (excluding) 7.82.0-14.fc36 | |||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_37 | libcurl-debuginfo | * | Up to (excluding) 7.85.0-8.fc37 | |||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_38 | libcurl-debuginfo | * | Up to (excluding) 7.87.0-7.fc38 | |||||
| 运行在以下环境 | |||||||||
| 系统 | kylinos_aarch64_V10SP3 | curl | * | Up to (excluding) 7.71.1-24.ky10 | |||||
| 运行在以下环境 | |||||||||
| 系统 | kylinos_loongarch64_V10SP1 | curl | * | Up to (excluding) 7.71.1-24.a.ky10 | |||||
| 运行在以下环境 | |||||||||
| 系统 | kylinos_x86_64_V10SP1 | curl | * | Up to (excluding) 7.71.1-24.ky10 | |||||
| 运行在以下环境 | |||||||||
| 系统 | kylinos_x86_64_V10SP3 | curl | * | Up to (excluding) 7.71.1-24.ky10 | |||||
| 运行在以下环境 | |||||||||
| 系统 | opensuse_5.3 | libcurl4 | * | Up to (excluding) 7.79.1-150400.5.18.1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | opensuse_Leap_15.4 | libcurl4 | * | Up to (excluding) 7.79.1-150400.5.18.1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | suse_12_SP5 | curl | * | Up to (excluding) 7.60.0-11.60.1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_18.04 | curl | * | Up to (excluding) 7.58.0-2ubuntu3.24 | |||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_20.04 | curl | * | Up to (excluding) 7.68.0-1ubuntu2.18 | |||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_22.04 | curl | * | Up to (excluding) 7.81.0-1ubuntu1.10 | |||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_22.10 | curl | * | Up to (excluding) 7.85.0-1ubuntu0.5 | |||||
| 运行在以下环境 | |||||||||
| 系统 | unionos_d | curl | * | Up to (excluding) 7.64.1.16-deepin1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | unionos_e | curl | * | Up to (excluding) curl-7.71.1-24.up3.uel20 | |||||
- 攻击路径 本地
- 攻击复杂度 困难
- 权限要求 普通权限
- 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 N/A
| CWE-ID | 漏洞类型 |
| CWE-287 | 认证机制不恰当 |
| CWE-305 | 使用基本弱点进行的认证绕过 |
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