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Backdoor in Zyxel Firewalls and Gateways

Schneier on Security

This is bad : More than 100,000 Zyxel firewalls, VPN gateways, and access point controllers contain a hardcoded admin-level backdoor account that can grant attackers root access to devices via either the SSH interface or the web administration panel. […].

Firewall 341
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What Is a Firewall and Do you Need One?

Adam Levin

A firewall is a network security device or program designed to prevent unauthorized and malicious internet traffic from entering a private network or device. Firewalls filter incoming network traffic at a computer’s entry points, or ports, where information is exchanged between the computer network and external devices. Probably not.

Firewall 298
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Zyxel 0day Affects its Firewall Products, Too

Krebs on Security

Today, Zyxel acknowledged the same flaw is present in many of its firewall products. “We’ve now completed the investigation of all Zyxel products and found that firewall products running specific firmware versions are also vulnerable,” Zyxel wrote in an email to KrebsOnSecurity. Patch 0 through ZLD V4.35 My advice?

Firewall 281
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Zero-Trust DNS

Schneier on Security

ZTDNS aims to solve this decades-old problem by integrating the Windows DNS engine with the Windows Filtering Platform—the core component of the Windows Firewall—directly into client devices. ” By default, the firewall will deny resolutions to all domains except those enumerated in allow lists. ”

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Protect Your Business With This Seamless Firewall — Now $150 Off

Tech Republic Security

DNS FireWall is an intuitive security app built to protect you and your business from malware, phishing, botnets and more security threats.

Firewall 145
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15,000 FortiGate Firewalls Exposed: Massive Leak Includes VPN Credentials

Penetration Testing

Cybersecurity expert Kevin Beaumont has reported that over 15,000 FortiGate firewall configurations, including VPN credentials, have been publicly The post 15,000 FortiGate Firewalls Exposed: Massive Leak Includes VPN Credentials appeared first on Cybersecurity News.

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Palo Alto Firewalls Found Vulnerable to Secure Boot Bypass and Firmware Exploits

The Hacker News

An exhaustive evaluation of three firewall models from Palo Alto Networks has uncovered a host of known security flaws impacting the devices' firmware as well as misconfigured security features. These weren't obscure, corner-case vulnerabilities," security vendor Eclypsium said in a report shared with The Hacker News.

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