Posts tagged ‘Threat Intelligence’

Versa Security Bulletin:  Update on CVE-2024-39717 – Versa Director Dangerous File Type Upload Vulnerability 

Versa Security Research Team
By Versa Security Research Team

August 26, 2024

A medium-severity vulnerability was discovered in Versa Director (CVE-2024-39717), and a patch has been released. Impacted customers failed to implement system hardening and firewall guidelines, leaving a management port exposed on the internet.

CrowdStrike Outage: Latest Updates and Best Practices 

Naganathan S J
By Naganathan S J
Staff Security Engineer - Research
July 19, 2024

Today, CrowdStrike reported a significant outage affecting multiple services, including their Falcon platform. The CrowdStrike team is actively working to resolve the issue and restore full functionality. Users are advised to monitor CrowdStrike’s official status page for real-time updates and follow any recommended actions provided by the company.

Building Context with UEBA relationship graphs, using GraphML

Sridhar Iyer
By Sridhar Iyer

May 2, 2024

Versa UEBA incorporates GraphML to generate insights and detect anomalies in user relationship graphs. Anomaly and behavior detections are just the first step. We then need to quickly pivot into building the forensics to inform response and remediation. This can involve determining the origination point of a malicious activity or an attack and building the scope and scale of a potential breach.

Versa Security Bulletin: Palo Alto Networks PAN-OS GlobalProtect Zero-Day Vulnerability under Active Exploitation

CVEs: CVE-2024-3400; Summary Recently Palo Alto Networks announced a critical vulnerability in their PAN-OS software used in their GlobalProtect VPN Gateway, which is a feature in the PAN-OS Firewall. The discovery and public disclosure of the vulnerability and fixes timeline is currently as follows:  Volexity first discovered the PAN-OS attack on April 10, 2024 at one of its network security monitoring (NSM) customers, and on April 11, 2024 subsequently learnt that another NSM customer was compromised by the same threat actor.   Palo Alto Networks was then notified by Volexity that a zero-day vulnerability in its GlobalProtect Gateway was under active…

Versa Security Bulletin: ConnectWise ScreenConnect Authentication Bypass and Path-Traversal Vulnerabilities

CVEs: CVE-2024-1708; CVE-2024-1709 Summary On Feb. 13, 2024, ConnectWise was notified of two vulnerabilities in their remote access tool ScreenConnect. On Feb. 19, 2024, ConnectWise publicly disclosed two new high severity and critical vulnerabilities patched in its remote access tool ScreenConnect Version 23.9.8, with the following CVEs: CVE-2024-1708 Path-Traversal vulnerability (CWE-22) and CVE-2024-1709 Authentication Bypass vulnerability (CWE-288). These vulnerabilities can be exploited to deliver Remote Access Trojans (RATs), Ransomware, Cryptocurrency miners, Stealer malware and many others. CVE Description CVSSv3 Severity CVE-2024- 1709 (CWE-288) Authentication Bypass Using Alternate Path or Channel 10.0 Critical CVE-2024- 1708 (CWE-22) Improper Limitation of a Pathname to…

Versa Security Bulletin: Volt Typhoon Exploitation of N-Day and Zero-Day Vulnerabilities

Versa Security Research Team
By Versa Security Research Team

February 28, 2024

Summary This security bulletin focuses on understanding the sophisticated exploitation of critical n-day and zero-day vulnerabilities in VPN and other network devices by state-sponsored threat actors, reinforcing the urgency for organizations to prioritize patching vulnerabilities in appliances known to be targeted. The recent exploitation of the critical FortiOS vulnerability followed a disclosure by CISA and other federal agencies revealing that China-linked threat group Volt Typhoon has been known to exploit network appliances from several vendors including Fortinet. Fortinet released a blog post to coincide with the U.S. agencies’ advisory, which pointed to “the need for organizations to have a robust…

Versa Security Bulletin: Multiple Vulnerabilities Affecting Ivanti Connect Secure and Ivanti Policy Secure

Versa Security Research Team
By Versa Security Research Team

February 7, 2024

CVEs: CVE-2023-46805, CVE-2024-21887, CVE-2024-21888, CVE-2024-21893 Summary Recently, Ivanti Connect Secure appliances have faced active exploitation through a series of linked vulnerabilities of high or critical severity. On January 10, 2024, Ivanti disclosed two new vulnerabilities in its Ivanti Connect Secure and Ivanti Policy Secure gateways: CVE-2023-46805 (high severity authentication bypass vulnerability) and CVE-2024-21887 (critical severity command injection vulnerability).

Versa Security Bulletin: Okta Customer Support Security Incident

Versa Security Research Team
By Versa Security Research Team

December 5, 2023

On October 20, 2023, Okta disclosed a security incident affecting their customer support management system. In a note following that disclosure Okta said that from September 28, 2023, to October 17, 2023, a threat actor gained unauthorized access to files inside Okta’s customer support system associated with 134 Okta customers, or less than 1% of Okta customers.

Modernizing Retail with Secure SD-WAN

Leo Jiao
By Leo Jiao
Sr. Systems Engineer. Versa Networks
November 2, 2023

In recent years we’ve witnessed transformative changes in both technology and the retail industry. The retail world has seen tremendous ups and downs over the past several years thanks to the impact of COVID. In addition to challenges such as store closures, reduced foot traffic, and supply chain problems, digital disruptions include an increasing shift to e-commerce and new types of cyber threats that have dramatically changed how people shop and how retail businesses should operate. In the technology world, numerous stunning innovations such as AI/ML-assisted network operations and threat detection are making people’s jaws drop because of their capabilities…

Versa Security Bulletin: Cisco IOS XE Web UI Privilege Escalation Vulnerability affecting upwards of 50k devices (patched)

Jayesh Gangadas Patel
By Jayesh Gangadas Patel
Principle Threat Researcher, Versa Networks
October 26, 2023

Summary On October 16, 2023, Cisco reported two new vulnerabilities in the web UI for its Cisco IOS XE operating system that runs many of its routers and switches, CVE-2023-20198 and CVE-2023-20273. These vulnerabilities were initially being exploited by unknown hackers and affected more than 10,000 devices at the time of its first known existence. However, in the following days the attack was leveraged to affect more than 50,000 devices, and that’s when a free software fix was identified by Cisco to keep a check on devices. Cisco released the updated version 17.9.4a on October 23 to fix the issue….


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Gartner Research Report

2025 Gartner® Magic Quadrant™ for SASE Platforms

Versa has for the third consecutive year been recognized in the Gartner Magic Quadrant for SASE Platforms and is one of 11 vendors included in this year's report.