Hackers Broke Into Company VPNs Before Anyone Knew to Fix Them

What Happened

Hackers exploited serious security flaws in SonicWall VPN systems for months before anyone knew the vulnerabilities existed. Cybersecurity firm Volexity discovered the attacks starting June 22nd, revealing that threat actors had root access (complete control) over affected systems. This type of attack, called a zero-day exploit, is particularly dangerous because companies had no warning and no patch available.

The Details

SonicWall makes VPN appliances that thousands of companies use to let employees securely connect to work networks from home or on the road. Think of a VPN as a secure tunnel between your device and your company's systems. When that tunnel has a hidden door that hackers discovered first, they can intercept everything passing through it.

Volexity found unknown attackers exploiting multiple vulnerabilities in these SonicWall devices. The hackers gained root access, meaning they had complete administrative control over the VPN systems. They could potentially see all traffic, steal login credentials, access internal company resources, and install additional malicious tools. The attackers operated undetected for months before security researchers identified the intrusion.

What makes this especially concerning is the timeline. The vulnerabilities were being actively exploited in the wild before SonicWall or security researchers even knew they existed. Companies using these VPN appliances had no opportunity to defend themselves until the disclosure happened. This gave attackers a significant head start to compromise networks and establish persistent access.

Who Is Affected

This primarily impacts businesses and organizations using SonicWall VPN products, particularly the SMA 100 series appliances. If you work for a company that uses a VPN to connect remotely, there's a chance your organization could be affected. IT professionals and system administrators managing these systems need to take immediate action.

Individual families using consumer VPN services are not directly affected by this specific vulnerability. However, if a parent works remotely and uses a company VPN, their employer's network could potentially be compromised. This could expose sensitive work data or even provide a pathway for attackers to target individual employees.

What You Should Do Right Now

1. Ask your IT department if your company uses SonicWall VPN appliances and whether they've applied the latest security patches. Don't be shy about asking.

The Bigger Picture

Zero-day vulnerabilities represent one of cybersecurity's biggest challenges. Attackers constantly search for unknown flaws in widely used systems, and when they find them first, they gain enormous advantages. This SonicWall incident reminds us that even security tools designed to protect us can become attack vectors. Staying informed about emerging threats helps families understand the risks their employers face and why workplace security policies exist for good reasons.

How GetCyberRight Can Help

Our Cyber Threat Radar tool monitors emerging vulnerabilities and threats affecting tools people rely on daily, including enterprise VPNs like SonicWall. We translate complex security bulletins into plain language so families understand what's at risk and what to do about it. When vulnerabilities like this surface, we break down who's affected and provide clear action steps, helping you stay ahead of threats that could impact your work and home life.