April 19, 2024
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…
March 8, 2024
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…
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…
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).
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.
Senior Threat Analyst, 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….
Versa Networks
April 27, 2022
The FBI, chief investigating agency of the U.S., has triggered an alert concluding that more than 60 organizations worldwide have been a victim of the sophisticated ransomware attack by Blackcat also known as ALPHV/Noberus. The ransomware first came to light when the investigation revealed it to be the first ransomware using the memory-safe programming language RUST, known for its improved performance. Many of the developers of Blackcat are linked with more popular ransomware groups Darkside and Blackmatter who large groups with the experience to carry out operations with a well-established network to support logistics. The advantage of using the RUST…
Versa Networks
April 26, 2022
Whether it’s scouring social media feeds of professionals, family, friends, or strangers, curiosity fills our minds with questions about others we’d prefer not to ask. But how often?
Versa Networks
March 16, 2022
Data breaches are on the rise, but are companies properly prepared for this growing threat? We surveyed 1,200 business owners to find out.
Versa Networks
March 9, 2021
Last week, Microsoft released an important blog that details that details how HAFNIUM, a state-sponsored threat actor operating out of China, exploited Microsoft Exchange Servers with zero-day exploits along with other code execution vulnerabilities in the Sharepoint software. Microsoft advises that these patches are only intended to be a temporary fix. Customers are still required to update their software to the latest version and apply any relevant security patches to their server.
