KLA11803 Path traversal vulnerabilities in Zoom

Path traversal vulnerabilities were found in Zoom. Malicious users can exploit this vulnerabilities to execute arbitrary code. Original advisories Talos Blog for Zoom CVE-2020-6109 CVE-2020-6110 Exploitation Public exploits exist for this vulnerability. CVE list CVE-2020-6109 critical CVE-2020-61...

Zoom Client Application Chat Code Snippet Remote Code Execution Vulnerability

Summary An exploitable partial path traversal vulnerability exists in the way Zoom Client version 4.6.10 processes messages including shared code snippets. A specially crafted chat message can cause an arbitrary binary planting which could be abused to achieve arbitrary code execution. An attacke...

Zoom client application chat Giphy arbitrary file write

Summary An exploitable path traversal vulnerability exists in the Zoom client, version 4.6.10 processes messages including animated GIFs. A specially crafted chat message can cause an arbitrary file write, which could potentially be abused to achieve arbitrary code execution. An attacker needs to...

A week in security (May 25 – 31)

Last week on Malwarebytes Labs, we published our most recent episode of our podcast Lock and Code, providing an in-depth discussion on web browser privacy, looked at the membership bump for the Coalition against Stalkerware, and dug into EDR solutions. We also looked at twists added to the threat...

This Week in Security News: New Bluetooth Vulnerability Exposes Billions of Devices to Hackers and Backdoor, Devil Shadow Botnet Hidden in Fake Zoom Installers

Welcome to our weekly roundup, where we share what you need to know about the cybersecurity news and events that happened over the past few days. This week, read about a new security vulnerability in Bluetooth that could potentially allow an attacker to spoof a remotely paired device. Also, learn...

Zoom Security Gets a Boost With Keybase Acquisition

Plus: A GoDaddy breach, a ransomware attack, and more of the week's top security news...

Zoom Beefs Up End-to-End Encryption to Thwart 'Zoombombers'

Video calling platform Zoom is boosting its security profile via the acquisition of a small startup called Keybase. The 25-person, New York-based company will provide more robust encryption for Zoom calls on paid subscriptions by implementing an end-to-end architecture. “Logged-in users will...

Fake Zoom installers infect PCs with RevCode WebMonitor RAT

By Deeba Ahmed Zoom is being actively targeted by hackers in the past few weeks. Now, hackers are dropping fake Zoom installers with RevCode WebMonitor RAT. This is a post from HackRead.com Read the original post: Fake Zoom installers infect PCs with RevCode WebMonitor RAT...

Zoom IT installer unauthorized operation vulnerability

Zoom IT is a screen zoom and annotation tool for technical presentations from Zoom USA. A security vulnerability exists in versions of Zoom IT installer ZoomInstallerFull.msi prior to 4.6.10 for Windows-based platforms. An attacker can exploit the vulnerability to delete restricted files...

CVE-2020-11443

The Zoom IT installer for Windows ZoomInstallerFull.msi prior to version 4.6.10 deletes files located in %APPDATA%\Zoom before installing an updated version of the client. Standard users are able to write to this directory, and can write links to other directories on the machine. As the installer...

CVE-2020-11443

The Zoom IT installer for Windows ZoomInstallerFull.msi prior to version 4.6.10 deletes files located in %APPDATA%\Zoom before installing an updated version of the client. Standard users are able to write to this directory, and can write links to other directories on the machine. As the installer...

CVE-2020-11443

The Zoom IT installer for Windows ZoomInstallerFull.msi prior to version 4.6.10 deletes files located in %APPDATA%\Zoom before installing an updated version of the client. Standard users are able to write to this directory, and can write links to other directories on the machine. As the installer...

CVE-2020-11443

The vulnerability CVE-2020-11443 affects the Zoom IT Windows installer (ZoomInstallerFull.msi) prior to version 4.6.10. The installer runs with SYSTEM privileges and deletes files under %APPDATA%\Zoom by following user-writable links to other directories, enabling a user to delete files they norm...

CVE-2020-11443: Improper Link Resolution Before File Access

The Zoom IT installer for Windows ZoomInstallerFull.msi prior to version 4.6.10 deletes files located in %APPDATA%\Zoom before installing an updated version of the client. Standard users are able to write to this directory, and can write links to other directories on the machine. As the installer...

PT-2020-12611

Name of the Vulnerable Software and Affected Versions Zoom versions prior to 4.6.10 Description The issue concerns the Zoom IT installer for Windows, which can delete files located in %APPDATA%Zoom before installing an updated version of the client. Since standard users can write to this director...

This Week in Security News: Shade Ransomware Shuts Down, Releases Decryption Keys and WebMonitor RAT Bundled with Zoom Installer

Welcome to our weekly roundup, where we share what you need to know about the cybersecurity news and events that happened over the past few days. This week, read about how the operators of the Shade Troldesh ransomware have shut down and released more than 750,000 decryption keys. Also, learn abo...

Securing Internet Videoconferencing Apps: Zoom and Others

The NSA just published a survey of video conferencing apps. So did Mozilla. Zoom is on the good list, with some caveats. The company has done a lot of work addressing previous security concerns. It still has a bit to go on end-to-end encryption. Matthew Green looked at this. Zoom does offer...

Troves of Zoom Credentials Shared on Hacker Forums

Hackers have a new favorite topic of conversation on underground forums: How to obtain – and leverage – valuable credentials for Zoom, Skype, Webex and other web conferencing platforms increasingly used by remote workers. That’s what Etay Maor, chief security officer at IntSights, has discovered...

Zoom Call Recording Cross-Site Scripting Vulnerability

Zoom Call Recording is a scalable session recording management solution from Zoom USA. The product supports features such as recording, managing and finding session records. A cross-site scripting vulnerability exists in Zoom Call Recording version 6.3.1. The vulnerability stems from a lack of...

CVE-2019-18223

ZOOM International Call Recording 6.3.1 suffers from multiple authenticated stored XSS vulnerabilities via the phoneNumber field in the 1 User Edit or 2 User Add form, 3 name field in the Role Add form, 4 name or number field in the Edit Group form, 5 tagKey or tagValue field in the Recording Rul...