低危 Arch Linux安全漏洞（CVE-2021-22925）
CVE编号
CVE-2021-22925利用情况
暂无补丁情况
官方补丁披露时间
2021-07-21漏洞描述
Arch Linux是Arch开源的一个应用系统。一个轻量级且灵活的Linux®发行版，试图使它保持简单。 Arch Linux中存在安全漏洞，该漏洞源于处理TELNET请求并解析NEW_ENV时使用了未初始化的变量，远程攻击者可以利用该漏最多读取1800字节的影响控制TELNET服务器。 受影响系统： Arch Linux < 7.78.0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://security.archlinux.org/advisory/ASA-202107-63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 | curl | * | From (including) 7.7 | Up to (excluding) 7.78.0 | ||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.11 | curl | * | Up to (excluding) 7.67.0-r5 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.12 | curl | * | Up to (excluding) 7.78.0-r0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.13 | curl | * | Up to (excluding) 7.78.0-r0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.14 | curl | * | Up to (excluding) 7.78.0-r0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.15 | curl | * | Up to (excluding) 7.78.0-r0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.16 | curl | * | Up to (excluding) 7.78.0-r0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.17 | curl | * | Up to (excluding) 7.78.0-r0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.18 | curl | * | Up to (excluding) 7.78.0-r0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_edge | curl | * | Up to (excluding) 7.78.0-r0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | amazon_2 | curl | * | Up to (excluding) 7.76.1-7.amzn2.0.2 | |||||
| 运行在以下环境 | |||||||||
| 系统 | centos_8 | libcurl-devel | * | Up to (excluding) 7.61.1-22.el8 | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_10 | curl | * | Up to (excluding) 7.64.0-4+deb10u2 | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_11 | curl | * | Up to (excluding) 7.74.0-1.3+deb11u9 | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_12 | curl | * | Up to (excluding) 7.88.1-10+deb12u3 | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_sid | curl | * | Up to (excluding) 8.4.0-2 | |||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_33 | curl-minimal-debuginfo | * | Up to (excluding) 7.71.1-10.fc33 | |||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_34 | curl-minimal-debuginfo | * | Up to (excluding) 7.76.1-7.fc34 | |||||
| 运行在以下环境 | |||||||||
| 系统 | kylinos_aarch64_V10SP2 | curl | * | Up to (excluding) 7.71.1-10.ky10 | |||||
| 运行在以下环境 | |||||||||
| 系统 | kylinos_x86_64_V10SP2 | curl | * | Up to (excluding) 7.71.1-10.ky10 | |||||
| 运行在以下环境 | |||||||||
| 系统 | opensuse_Leap_15.2 | curl | * | Up to (excluding) 7.66.0-lp152.3.21.1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | opensuse_Leap_15.3 | curl | * | Up to (excluding) 7.66.0-4.22.1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | oracle_8 | oraclelinux-release | * | Up to (excluding) 7.61.1-22.el8 | |||||
| 运行在以下环境 | |||||||||
| 系统 | redhat_8 | libcurl-devel | * | Up to (excluding) 7.61.1-22.el8 | |||||
| 运行在以下环境 | |||||||||
| 系统 | suse_12_SP5 | curl | * | Up to (excluding) 7.60.0-11.23.1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_18.04 | curl | * | Up to (excluding) 7.58.0-2ubuntu3.14 | |||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_18.04.5_lts | curl | * | Up to (excluding) 7.58.0-2ubuntu3.14 | |||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_20.04 | curl | * | Up to (excluding) 7.68.0-1ubuntu2.6 | |||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_21.04 | curl | * | Up to (excluding) 7.74.0-1ubuntu2.1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_21.10 | curl | * | Up to (excluding) 7.74.0-1.2ubuntu4 | |||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_22.04 | curl | * | Up to (excluding) 7.74.0-1.2ubuntu4 | |||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_22.10 | curl | * | Up to (excluding) 7.74.0-1.2ubuntu4 | |||||
- 攻击路径 远程
- 攻击复杂度 容易
- 权限要求 无需权限
- 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-908 | 对未经初始化资源的使用 |
Exp相关链接
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