> For the complete documentation index, see [llms.txt](https://hacking-notes.jord4n.pro/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://hacking-notes.jord4n.pro/zh/privesc/user-groups/docker-group-linux-privilege-escalation.md).

# docker 组滥用 - Linux 权限提升

用户组（Docker）Linux 权限提升笔记，包含枚举步骤、利用示例和面向报告的验证。

## 这是什么

危险的本地组成员资格可能无需内核漏洞利用即可暴露特权资源。docker、lxd、adm 或 proxy 等组可能授予主机控制权、敏感日志访问权限，或可用于横向移动和提权到 root 的配置路径。本页具体聚焦于 **用户组（Docker）** 并保持利用流程实用：识别条件，安全验证，然后运行证明影响所需的最小有效载荷。

## 枚举

在运行利用路径之前，先确认本地环境和具体的配置错误。

```bash
id
groups
```

## 示例

> 在 Docker 中，对系统资源的访问管理方式与传统操作系统（如 Linux）不同。Docker 使用镜像、容器和卷等概念来封装并以隔离方式执行应用程序。

使用低权限用户 **jordan**，我们可以 **运行 Docker 命令**:

<figure><img src="https://1574813340-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2Fl4EVJpcOrsgjSGsLI7p2%2Fuploads%2Fgit-blob-ced96205a3f0a029db8631d3c24e22f4dd58e805%2FPasted%20image%2020231127222341.png?alt=media" alt=""><figcaption></figcaption></figure>

使用以下命令，我们启动一个会 \*\* 存储 root\*\* 用户 root 的 Docker：

```bash
docker run --rm -dit -v /:/mnt/root --name privesc ubuntu
```

我们还可以授予 **SUID 权限** 给 Bash：

<figure><img src="https://1574813340-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2Fl4EVJpcOrsgjSGsLI7p2%2Fuploads%2Fgit-blob-57f7f8e2c6ce9f3f30b5ed3465f8d9c8374c74eb%2FPasted%20image%2020231127223425.png?alt=media" alt=""><figcaption></figcaption></figure>

当我们进入 **/mnt/etc/shadow** 文件时，我们会发现经过哈希处理的密码：

<figure><img src="https://1574813340-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2Fl4EVJpcOrsgjSGsLI7p2%2Fuploads%2Fgit-blob-b2c4d3c1d2a274a3e72decb0e88e331482a5286d%2FPasted%20image%2020231127223154.png?alt=media" alt=""><figcaption></figcaption></figure>


---

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