CVE-2021-43798 PoC — Grafana path traversal

Source

https://github.com/k3rwin/CVE-2021-43798-Grafana

Associated Vulnerability

Title:Grafana path traversal (CVE-2021-43798)
Description:Grafana is an open-source platform for monitoring and observability. Grafana versions 8.0.0-beta1 through 8.3.0 (except for patched versions) iss vulnerable to directory traversal, allowing access to local files. The vulnerable URL path is: `<grafana_host_url>/public/plugins//`, where is the plugin ID for any installed plugin. At no time has Grafana Cloud been vulnerable. Users are advised to upgrade to patched versions 8.0.7, 8.1.8, 8.2.7, or 8.3.1. The GitHub Security Advisory contains more information about vulnerable URL paths, mitigation, and the disclosure timeline.

Description

CVE-2021-43798 Grafana任意文件读取

Readme

# CVE-2021-43798 Grafana任意文件读取

## 1.installation

```shell
pip3 install -r requirements.txt
```

## 2.Usage

```shell
$ python3 grafana.py -h

   ____  __     __  _____           ____     ___    ____    _           _  _     _____   _____    ___     ___
  / ___| \ \   / / | ____|         |___ \   / _ \  |___ \  / |         | || |   |___ /  |___  |  / _ \   ( _ )
 | |      \ \ / /  |  _|    _____    __) | | | | |   __) | | |  _____  | || |_    |_ \     / /  | (_) |  / _ \
 | |___    \ V /   | |___  |_____|  / __/  | |_| |  / __/  | | |_____| |__   _|  ___) |   / /    \__, | | (_) |
  \____|    \_/    |_____|         |_____|  \___/  |_____| |_|            |_|   |____/   /_/       /_/   \___/


                                        CVE-2021-43798 Grafana任意文件读取
                                                                By:K3rwin
usage: grafana.py [-h] [-u U] [-r R]

命令行传入url参数，-u 指定单个地址，-r 从文件读取批量地址

optional arguments:
  -h, --help  show this help message and exit
  -u U        单个url地址，可尝试49个poc
  -r R        url文件列表，只使用默认poc
```

## 3.example

![image-20211217145217400](README.assets/image-20211217145217400.png)

![image-20211217145143609](README.assets/image-20211217145143609.png)

File Snapshot


 [4.0K]  /data/pocs/3ff89d805ad5466c6dd71ac36b8d65609915c740
├── [4.3K]  grafana.py
├── [2.9K]  poc.txt
├── [4.0K]  README.assets
│   ├── [111K]  image-20211217145143609.png
│   └── [213K]  image-20211217145217400.png
├── [1.3K]  README.md
└── [  62]  requirements.txt

1 directory, 6 files

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