Krebs on Security

JUNE 25, 2021

Hard drive giant Western Digital is urging users of its MyBook Live brand of network storage drives to disconnect them from the Internet, warning that malicious hackers are remotely wiping the drives using a critical flaw that can be triggered by anyone who knows the Internet address of an affected device.

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Security Affairs

SEPTEMBER 19, 2023

Researchers discovered approximately 12,000 Juniper SRX firewalls and EX switches vulnerable to a recently disclosed CVE-2023-36845 RCE flaw. VulnCheck researchers discovered approximately 12,000 internet-exposed Juniper SRX firewalls and EX switches that are vulnerable to the recently disclosed remote code execution flaw CVE-2023-36845.

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Security Affairs

MAY 24, 2024

Introduction to TLS and Certificate Transparency Log Securing Internet communications is crucial for maintaining the confidentiality and integrity of information in transit. Although the Certificate Transparency Log is designed to improve security and transparency, its public nature leads to known Information Disclosure risks.

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Security Affairs

DECEMBER 3, 2023

Taiwanese vendor Zyxel addressed tens of vulnerabilities in its firewalls and access points. CVE-2023-35139 – A cross-site scripting (XSS) vulnerability in the CGI program of some firewall versions could allow an unauthenticated LAN-based attacker to store malicious scripts in a vulnerable device.

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eSecurity Planet

NOVEMBER 1, 2021

Firewalls are as central to IT security as antivirus programs are to PCs, and the multi-billion-dollar market remains large and growing. But the term “firewall” is far too broad to be of much use to IT security buyers. Types of Firewalls. What is a Firewall? Firewalls protect both on-premises and cloud environments.

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eSecurity Planet

FEBRUARY 6, 2024

A host-based firewall is installed directly on individual networked devices to filter network traffic on a single device by inspecting both incoming and outgoing data. How Host-Based Firewalls Work Organizations often adopt host-based firewalls for device-specific security control.

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eSecurity Planet

JANUARY 5, 2024

A firewall policy is a set of rules and standards designed to control network traffic between an organization’s internal network and the internet. Featured Partners: Next-Gen Firewall (NGFW) Software Learn more Table of Contents Toggle Free Firewall Policy Template What Are the Components of Firewall Policies?

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eSecurity Planet

JANUARY 16, 2024

Keep an eye out for security announcements from your firewall vendors; it’s possible additional similar vulnerabilities will come to light. The problem: Juniper Networks released a bulletin about a remote code execution vulnerability in its SRX firewalls and EX switches. This vulnerability is tracked as CVE-2024-21591.

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eSecurity Planet

OCTOBER 7, 2021

The network firewall is the first line of defense for traffic that passes in and out of a network. The firewall examines traffic to ensure it meets the security requirements set by the organization, and unauthorized access attempts are blocked. Firewall protection has come a long way in recent years. Next-generation firewalls.

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Security Affairs

DECEMBER 13, 2023

Sophos backports the patch for CVE-2022-3236 for end-of-life (EOL) firewall firmware versions due to ongoing attacks exploiting the issue. In December 2022, Sophos released security patches to address seven vulnerabilities in Sophos Firewall version 19.5 , including some arbitrary code execution bugs. reads the advisory. “A

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Cisco Security

JUNE 15, 2021

As a network and workload security strategy leader, I spend a lot of time thinking about the future of the good old network firewall. Spoiler alert: I’m not going to join the cool club of pronouncing the firewall dead. The two main problems for the firewall to overcome in all those new deployment scenarios are insertion and visibility.

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eSecurity Planet

FEBRUARY 4, 2022

Malware is one of the biggest threats businesses face, and with nearly a third of all malware coming through the internet and email, businesses and consumers alike need ways to protect themselves. This guide covers the major categories of internet security suites and includes a few of the top options for each. Antivirus Software.

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Security Affairs

NOVEMBER 16, 2024

Palo Alto Networks confirmed active exploitation of a zero-day in its PAN-OS firewall and released new indicators of compromise (IoCs). Last week, Palo Alto Networks warned customers to limit access to their next-gen firewall management interface due to a potential remote code execution vulnerability (CVSSv4.0 Base Score: 9.3)

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Cisco Security

SEPTEMBER 23, 2021

As part of our strategy to enhance application awareness for SecOps practitioners, our new Secure Firewall Application Detectors portal, [link] , provides the latest and most comprehensive application risk information available in the cybersecurity space. This advance is important because today’s applications are not static.

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Security Affairs

SEPTEMBER 26, 2024

internet service providers (ISPs) as part of a cyber espionage campaign code-named Salt Typhoon. internet service providers in recent months as part of a cyber espionage campaign code-named Salt Typhoon. internet-service providers in recent months in pursuit of sensitive information, according to people familiar with the matter.”

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Security Affairs

JUNE 1, 2023

Threat actors are actively exploiting a command injection flaw, tracked as CVE-2023-28771, in Zyxel firewalls to install malware. Threat actors are actively attempting to exploit a command injection vulnerability, tracked as CVE-2023-28771 , that impacts Zyxel firewalls. in its firewall devices.

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Security Boulevard

MAY 6, 2021

The most important and integral part of any data security begins with having firewalls installed in the environment. Not just that, installing firewalls is an essential requirement of the Payment Card Industry Data Security Standard (PCI DSS ). What is a PCI DSS Compliant Firewall? Protect cardholder data with a firewall.

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Cisco Security

DECEMBER 13, 2021

With Cisco Secure Firewall Threat Defense 7.1, This integration simplifies insertion of Cisco Secure Firewall in AWS with Geneve protocol (RFC 8926) encapsulation. Figure 1 below shows a scalable architecture for protecting ingress traffic using Cisco Secure Firewall and AWS Gateway Load Balancer.

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Security Affairs

APRIL 26, 2020

Cybersecurity firm Sophos releases an emergency patch to address an SQL injection flaw in its XG Firewall product that has been exploited in the wild. Cybersecurity firm Sophos has released an emergency patch to address an SQL injection zero-day vulnerability affecting its XG Firewall product that has been exploited in the wild.

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Security Affairs

JANUARY 31, 2021

Experts from Great Firewall Report analyzed recent upgrades to China’s Great Firewall and revealed that it can be circumvented. Members of the Great Firewall Report group have analyzed the recent improvement implemented for China’s Great Firewall censorship system and revealed that it is possible to bypass it.

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Security Affairs

NOVEMBER 8, 2024

Palo Alto Networks warns customers to restrict access to their next-generation firewalls because of a potential RCE flaw in the PAN-OS management interface. Palo Alto Networks warns customers to limit access to their next-gen firewall management interface due to a potential remote code execution vulnerability in PAN-OS.

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Security Affairs

JULY 3, 2023

Researchers reported that there are 490,000 Fortinet firewalls exposing SSL VPN interfaces on the internet, and roughly 69% of them are still vulnerable to CVE-2023-27997. “If only 153,414 devices on the internet are patched, that leaves 335,923 / 489,337 = 69% unpatched.”

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Responsible Cyber

JULY 14, 2024

Protecting sensitive information and maintaining seamless connectivity across distributed environments necessitates robust cybersecurity measures, with firewalls playing a crucial role. By implementing a reliable firewall, organizations can safeguard their remote workspaces, ensuring data integrity and secure communication channels.

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Firewall VPN Authentication Cyber threats 52

Cisco Security

DECEMBER 13, 2021

The Apache Log4j vulnerability (CVE-2021-44228) has taken the Internet by storm in the past few days. This blog details quick ways Secure Firewall Threat Defense (FTD) and Secure IPS users can protect against attacks leveraging this vulnerability while patching their infrastructure.

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CyberSecurity Insiders

JUNE 20, 2023

AT&T does not adopt or endorse any of the views, positions, or information provided by the author in this article. The terms computer security, information security and cybersecurity were practically non-existent in the 1980s, but believe it or not, firewalls have existed in some form since that time.

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Firewall Network Security Architecture Digital transformation 76

Security Affairs

NOVEMBER 8, 2024

Palo Alto Networks warns customers to restrict access to their next-generation firewalls because of a potential RCE flaw in the PAN-OS management interface. Palo Alto Networks warns customers to limit access to their next-gen firewall management interface due to a potential remote code execution vulnerability in PAN-OS.

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Krebs on Security

AUGUST 27, 2024

Malicious hackers are exploiting a zero-day vulnerability in Versa Director , a software product used by many Internet and IT service providers. ” Ryan English , an information security engineer at Lumen, said it’s disappointing his employer didn’t at least garner an honorable mention in Versa’s security advisory.

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Internet Internet Technology Engineering 301

SiteLock

AUGUST 27, 2021

A web application firewall — also known as a WAF — is basically a website’s gatekeeper. You may think that your small business’s website doesn’t receive enough traffic to necessitate a gatekeeper, but consider this: More than 60% of all internet traffic is made up of bots. What Do Web Application Firewalls Protect Against?

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Security Affairs

JUNE 27, 2023

Researchers at Censys have identified hundreds of devices deployed within federal networks that have internet-exposed management interfaces. The experts focused on roughly 1,300 of these hosts that were accessible online and discovered hundreds of devices with management interfaces exposed to the public internet.

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Internet Internet Firewall Wireless 98

Security Affairs

OCTOBER 10, 2019

A vulnerability in Sophos Cyberoam firewalls could be exploited by an attacker to gain access to a target’s internal network without authentication. Sophos addressed a vulnerability in its Cyberoam firewalls that could be exploited by an attacker to gain access to a company’s internal network without providing a password.

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Security Affairs

MAY 13, 2022

Zyxel addressed a critical flaw affecting Zyxel firewall devices that allows unauthenticated, remote attackers to gain arbitrary code execution. affecting Zyxel firewall devices that enables unauthenticated and remote attackers to gain arbitrary code execution as the “nobody” user. through ZLD V5.21 Patch 1 ZLD V5.30

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Security Affairs

SEPTEMBER 6, 2024

. “An improper access control vulnerability has been identified in the SonicWall SonicOS management access and SSLVPN, potentially leading to unauthorized resource access and in specific conditions, causing the firewall to crash.” ” reads the SonicWall’s advisory. 5035 and older versions. ” reads the advisory.

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Security Affairs

OCTOBER 29, 2024

“An improper access control vulnerability has been identified in the SonicWall SonicOS management access and SSLVPN, potentially leading to unauthorized resource access and in specific conditions, causing the firewall to crash.” Similarly, for SSLVPN, ensure that access is limited to trusted sources or disable SSLVPN access from the Internet.

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Security Affairs

MAY 17, 2022

US Critical Infrastructure Security Agency (CISA) adds critical CVE-2022-30525 RCE flaw in Zyxel Firewalls to its Known Exploited Vulnerabilities Catalog. affecting Zyxel firewall devices that enables unauthenticated and remote attackers to gain arbitrary code execution as the “nobody” user. through ZLD V5.21 Patch 1 ZLD V5.30

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CyberSecurity Insiders

MAY 24, 2023

When it comes to protecting their network, most start with the basic firewall. So, what type of internet connection is the most secure? Meet the contenders First off, it is important to understand the different types of internet connections. Copper : Copper cables are the original internet connections.

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Internet Internet Wireless Cyber threats 94

Security Affairs

AUGUST 10, 2020

An attacker could use $300 worth of off-the-shelf equipment to eavesdrop and intercept signals from satellite internet communications. The academic researcher James Pavur, speaking at Black Hat 2020 hacking conference , explained that satellite internet communications are susceptible to eavesdropping and signal interception.

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Security Affairs

SEPTEMBER 22, 2022

Threat actors targeted tens thousands of unauthenticated Redis servers exposed on the internet as part of a cryptocurrency campaign. The tool is not designed to be exposed on the Internet, however, researchers spotted tens thousands Redis instance publicly accessible without authentication. ” warns Censys. bash_history).

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