中危 OpenSSH权限提升漏洞（CVE-2021-41617）
CVE编号
CVE-2021-41617利用情况
暂无补丁情况
官方补丁披露时间
2021-09-27漏洞描述
由于OpenSSH在执行AuthorizedKeysCommand或AuthorizedPrincipalsCommand时未能正确初始化，运行时可能会被设置为以其他用户的权限运行。这些指令将继承 sshd启动时的组的权限。根据系统配置的不同，可能会导致获得意外的权限，最终导致权限提升。解决建议
升级OpenSSH至最新版本。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 | openbsd | openssh | * | From (including) 6.2 | Up to (excluding) 8.8 | ||||
| 运行在以下环境 | |||||||||
| 系统 | alibaba_cloud_linux_2.1903 | openssh-clients | * | Up to (excluding) 7.4p1-22.1.al7 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.11 | openssh | * | Up to (excluding) 8.1_p1-r1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.12 | openssh | * | Up to (excluding) 8.3_p1-r3 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.13 | openssh | * | Up to (excluding) 8.4_p1-r4 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.14 | openssh | * | Up to (excluding) 8.6_p1-r3 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.15 | openssh | * | Up to (excluding) 8.8_p1-r0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.16 | openssh | * | Up to (excluding) 8.8_p1-r0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.17 | openssh | * | Up to (excluding) 8.8_p1-r0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.18 | openssh | * | Up to (excluding) 8.8_p1-r0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_edge | openssh | * | Up to (excluding) 8.8_p1-r0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | amazon_2 | openssh | * | Up to (excluding) 7.4p1-22.amzn2.0.1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | amazon_AMI | openssh | * | Up to (excluding) 7.4p1-22.77.amzn1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | anolis_os_7 | openssh-server | * | Up to (excluding) 7.4p1-22 | |||||
| 运行在以下环境 | |||||||||
| 系统 | anolis_os_8 | openssh-server | * | Up to (excluding) 8.0p1-13.0.1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | centos_7 | openssh | * | Up to (excluding) 7.4p1-22.el7_9 | |||||
| 运行在以下环境 | |||||||||
| 系统 | centos_8 | pam_ssh_agent_auth-debuginfo | * | Up to (excluding) 8.0p1-13.el8 | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_10 | openssh | * | Up to (including) 7.9p1-10+deb10u2 | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_11 | openssh | * | Up to (including) 8.4p1-5+deb11u2 | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_12 | openssh | * | Up to (excluding) 1:8.7p1-1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_9 | openssh | * | Up to (including) 7.4p1-10+deb9u7 | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_sid | openssh | * | Up to (excluding) 1:8.7p1-1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_33 | pam_ssh_agent_auth-0.10.4-1.8.fc33.2.ppc64le.rpm ( | * | Up to (excluding) 8.4p1-8.fc33 | |||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_34 | openssh-keycat | * | Up to (excluding) 8.6p1-5.fc34 | |||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_35 | openssh-keycat | * | Up to (excluding) 8.7p1-2.fc35 | |||||
| 运行在以下环境 | |||||||||
| 系统 | kylinos_aarch64_V10 | openssh | * | Up to (excluding) 7.4p1-22.el7_9.ns7.01 | |||||
| 运行在以下环境 | |||||||||
| 系统 | kylinos_aarch64_V10SP1 | openssh | * | Up to (excluding) 8.2p1-9.p08.ky10 | |||||
| 运行在以下环境 | |||||||||
| 系统 | kylinos_aarch64_V10SP2 | openssh | * | Up to (excluding) 8.2p1-9.p08.ky10 | |||||
| 运行在以下环境 | |||||||||
| 系统 | kylinos_x86_64_V10 | openssh | * | Up to (excluding) 7.4p1-22.el7_9.ns7.01 | |||||
| 运行在以下环境 | |||||||||
| 系统 | kylinos_x86_64_V10SP1 | openssh | * | Up to (excluding) 8.2p1-9.p08.ky10 | |||||
| 运行在以下环境 | |||||||||
| 系统 | kylinos_x86_64_V10SP2 | openssh | * | Up to (excluding) 8.2p1-9.p08.ky10 | |||||
| 运行在以下环境 | |||||||||
| 系统 | opensuse_Leap_15.3 | openssh-8.4p1 | * | Up to (excluding) 3.6.1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | oracle_7 | oraclelinux-release | * | Up to (excluding) 7.4p1-22.0.1.el7_9 | |||||
| 运行在以下环境 | |||||||||
| 系统 | oracle_8 | oraclelinux-release | * | Up to (excluding) 8.0p1-13.el8 | |||||
| 运行在以下环境 | |||||||||
| 系统 | redhat_7 | openssh | * | Up to (excluding) 7.4p1-22.el7_9 | |||||
| 运行在以下环境 | |||||||||
| 系统 | redhat_8 | pam_ssh_agent_auth-debuginfo | * | Up to (excluding) 8.0p1-13.el8 | |||||
| 运行在以下环境 | |||||||||
| 系统 | suse_12_SP5 | openssh-7.2p2 | * | Up to (excluding) 78.13.1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | unionos_a | openssh | * | Up to (excluding) openssh-8.0p1-6.uelc20.7 | |||||
| 运行在以下环境 | |||||||||
| 系统 | unionos_e | openssh | * | Up to (excluding) openssh-8.2p1-14.uel20 | |||||
- 攻击路径 远程
- 攻击复杂度 困难
- 权限要求 普通权限
- 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-269 | 特权管理不恰当 |
| NVD-CWE-Other |
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