低危 samba cifs-utils 特权授予不正确
CVE编号
CVE-2021-20208利用情况
暂无补丁情况
官方补丁披露时间
2021-04-20漏洞描述
A flaw was found in cifs-utils in versions before 6.13. A user when mounting a krb5 CIFS file system from within a container can use Kerberos credentials of the host. The highest threat from this vulnerability is to data confidentiality and integrity.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 | samba | cifs-utils | * | From (including) 4.0 | Up to (excluding) 6.13 | ||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.10 | cifs-utils | * | Up to (excluding) 6.13-r0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.11 | cifs-utils | * | Up to (excluding) 6.13-r0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.12 | cifs-utils | * | Up to (excluding) 6.13-r0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.13 | cifs-utils | * | Up to (excluding) 6.13-r0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.14 | cifs-utils | * | Up to (excluding) 6.13-r0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.15 | cifs-utils | * | Up to (excluding) 6.13-r0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.16 | cifs-utils | * | Up to (excluding) 6.13-r0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.17 | cifs-utils | * | Up to (excluding) 6.13-r0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.18 | cifs-utils | * | Up to (excluding) 6.13-r0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_edge | cifs-utils | * | Up to (excluding) 6.13-r0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_10 | cifs-utils | * | Up to (including) 6.8-2+deb10u1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_11 | cifs-utils | * | Up to (excluding) 2:6.11-3 | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_12 | cifs-utils | * | Up to (excluding) 2:6.11-3 | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_9 | cifs-utils | * | Up to (including) 6.7-1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_sid | cifs-utils | * | Up to (excluding) 2:6.11-3 | |||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_33 | cifs-utils | * | Up to (excluding) 6.13-3.fc33 | |||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_34 | cifs-utils | * | Up to (excluding) 6.13-3.fc34 | |||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_35 | pam_cifscreds | * | Up to (excluding) 6.13-1.fc35 | |||||
| 运行在以下环境 | |||||||||
| 系统 | kylinos_aarch64_V10SP1 | cifs-utils | * | Up to (excluding) 6.10-2.ky10 | |||||
| 运行在以下环境 | |||||||||
| 系统 | kylinos_aarch64_V10SP2 | cifs-utils | * | Up to (excluding) 6.10-2.ky10 | |||||
| 运行在以下环境 | |||||||||
| 系统 | kylinos_loongarch64_V10SP1 | cifs-utils | * | Up to (excluding) 6.10-2.a.ky10 | |||||
| 运行在以下环境 | |||||||||
| 系统 | kylinos_x86_64_V10SP1 | cifs-utils | * | Up to (excluding) 6.10-2.ky10 | |||||
| 运行在以下环境 | |||||||||
| 系统 | kylinos_x86_64_V10SP2 | cifs-utils | * | Up to (excluding) 6.10-2.ky10 | |||||
| 运行在以下环境 | |||||||||
| 系统 | opensuse_Leap_15.2 | cifs-utils | * | Up to (excluding) 6.9-lp152.2.3.1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | suse_12_SP5 | cifs-utils | * | Up to (excluding) 6.9-13.14.1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_18.04 | cifs-utils | * | Up to (excluding) 2:6.8-1ubuntu1.2 | |||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_20.04 | cifs-utils | * | Up to (excluding) 2:6.9-1ubuntu0.2 | |||||
- 攻击路径 本地
- 攻击复杂度 容易
- 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 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-266 | 特权授予不正确 |
| CWE-269 | 特权管理不恰当 |
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