JUMPSEC LABS

The JUMPSEC Lab is a place where the the technical team get creative and showcase their latest security research, publications, interesting news and general thoughts!  We love what we do and are passionate about security, with some great upcoming projects planned, bookmark our site and stick around to see what we are working on.

(ZOHO) ManageEngine Desktop Central – SQL Injection / Arbitrary File Write

Software: Zoho ManageEngine Desktop CentralAffected Versions: Before 10.0.662Vendor page: https://www.manageengine.com/products/desktop-central/vulnerabilities-in-reports-module.htmlCVE Reference: CVE-2021-46164Published: 09/01/2022CVSS 3.1 Score: 8.8 HighAttack Vector: SQL Injection / Arbitrary File WriteCredits: Tom Ellson This is the first post in a two part series on Manage Engine Desktop Central. All of the reported issues have since been acknowledged and resolved by Managed Engine. Summary Whilst logged in as a user who has full control over the "reporting" module within Desktop Central, an attacker could directly query the underlying Postgres DB. By default, queries are made by the "dcuser" user. This user is a database administrator and has unrestricted access to all tables and databases within the postgres instance. Therefore, this user can use the built in server side...

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Advisory CVE-2021-41550 Leostream Connection Broker – Authenticated Remote Code Execution

Software: Leostream Connection BrokerAffected Versions: 9.0.40.17Vendor page: https://leostream.com/CVE Reference: CVE-2021-41550Published: 25/01/2022Attack Vector: Remote, authenticatedCredits: Andrei Constantin Scutariu, Lenk Ratchakrit Seriamnuai, Andrea Malusardi Summary As the Leostream Connection Broker version: 9.0.40.17 allowed an attacker to upload any content through Third Party...

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PowerShell Jobs

JUMPSEC investigators recently observed an adversary weaponising PowerShell Jobs to schedule their attack whilst responding to an incident. We discuss what PowerShell Jobs are, how they can be leveraged for malicious purposes, and how defenders can protect, detect, and respond to neutralise the threat.

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Car Hacking – Manual Bypass of Modern Rolling Code Implementations

Introduction I recently researched modern algorithms used by keyfobs to open cars. Since most of the blogs online talking about the topic are unfortunately quite old and in general and do not precisely describe the exact path followed in detail, nor the code used. I thought that talking about my experience could be interesting and inspiring for other researchers. I won’t go in depth on certain...

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GitHub Activity

 

Twitter

First in a 2-part series on ManageEngine Desktop Central, written by @tde_sec ➡️discovered multiple vulnerabilities enabling SQL Injection ➡️ https://t.co/WzW560e8Ji

#cybersecurity #vulnerabilities #SQL @manageengine https://t.co/BuTBM1DKgP
How can you investigate an incident if the logs have been deleted by an attacker?! 🙉😟

In our latest article, Dray ( @Purp1eW0lf) offers some digital forensics techniques you can use when the Windows event logs have been wiped! 🕵️‍♂️🕵️‍♀️

https://t.co/g4z12irzQB

Disclaimer

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