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POC详情： d8e795132dd048d5f0d33e35b5cfe5579f8477e6

来源
https://github.com/dwisiswant0/proxylogscan
关联漏洞
标题：Microsoft Exchange Server 代码问题漏洞 (CVE-2021-26855)
描述：Microsoft Exchange Server是美国微软（Microsoft）公司的一套电子邮件服务程序。它提供邮件存取、储存、转发，语音邮件，邮件过滤筛选等功能。 Microsoft Exchange Server 安全漏洞。攻击者可构造恶意HTTP请求，并通过Exchange Server进行身份验证。进而扫描内网，获取用户敏感信息。以下产品和版本受到影响：Microsoft Exchange Server 2013 Cumulative Update 23,Microsoft Exchange
描述
A fast tool to mass scan for a vulnerability on Microsoft Exchange Server that allows an attacker bypassing the authentication and impersonating as the admin (CVE-2021-26855).
介绍
# proxylogscan

<img src="https://proxylogon.com/images/logo-white.png" height="400">

This tool to mass scan for a vulnerability on Microsoft Exchange Server that allows an attacker bypassing the authentication and impersonating as the admin (CVE-2021-26855).
By chaining this bug with another post-auth arbitrary-file-write vulnerability to get code execution (CVE-2021-27065).
As a result, an unauthenticated attacker can execute arbitrary commands on Microsoft Exchange Server.

This vulnerability affects (Exchange 2013 Versions < 15.00.1497.012, Exchange 2016 CU18 < 15.01.2106.013, Exchange 2016 CU19 < 15.01.2176.009, Exchange 2019 CU7 < 15.02.0721.013, Exchange 2019 CU8 < 15.02.0792.010).

All components are vulnerable by default.

## Installation

> [Go 1.13+](https://golang.org/doc/install) required.

```console
$ go get dw1.io/proxylogscan
```

Or download pre-built binary at [release page](https://github.com/dwisiswant0/proxylogscan/releases).

## Usage

```console
$ proxylogscan -h
Usage of proxylogscan:
  -m string
        Request method (default "GET")
  -p string
        Proxy URL (HTTP/SOCKSv5)
  -s    Silent mode (Only display vulnerable/suppress errors)
  -u string
        Target URL/list to scan
```

### Examples

There are 3 ways to use this tool.

```
$ proxylogscan -u https://domain.tld
$ proxylogscan -u urls.txt
$ cat urls.txt | proxylogscan
$ subfinder -silent -d domain.tld | httpx -silent | proxylogscan
```

## Supporting Materials

- https://proxylogon.com
- https://msrc-blog.microsoft.com/2021/03/02/multiple-security-updates-released-for-exchange-server/

## License

`proxylogscan` is distributed under MIT.
文件快照

 [4.0K]  /data/pocs/d8e795132dd048d5f0d33e35b5cfe5579f8477e6
├── [ 159]  go.mod
├── [ 10K]  go.sum
├── [1.0K]  LICENSE
├── [1.3K]  main.go
├── [1.6K]  README.md
├── [ 673]  request.go
├── [1.3K]  util.go
└── [ 217]  vars.go

0 directories, 8 files
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