Security Affairs

MAY 29, 2024

The vulnerability CVE-2024-24919 is a Quantum Gateway information disclosure issue. Threat actors exploited the flaw to gain remote firewall access and breach corporate networks. The issue impacts CloudGuard Network, Quantum Maestro, Quantum Scalable Chassis, Quantum Security Gateways, Quantum Spark Appliances.

VPN 95

VPN Authentication Passwords Accountability 95

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. 509 [2] certificates) and encrypted, authenticated connections (TLS [3] and its precursor, SSL [4] ).

DNS 109

DNS Manufacturing Firewall Internet 109

SecureWorld News

MAY 7, 2024

According to a new joint cybersecurity alert , the hacktivists have been observed gaining remote access to small-scale industrial control systems used in water/wastewater, dams, energy, and food and agriculture by exploiting internet-exposed human-machine interfaces (HMIs) and using default or weak passwords.

Passwords 82

Passwords Manufacturing Technology Authentication 82

eSecurity Planet

FEBRUARY 21, 2024

A circuit-level gateway (CLG) is a firewall feature that acts as a proxy and filters packets based on session information. CLGs are important because they provide specialized security filtering and prevent the discovery of IP addresses and open ports on CLG-protected devices.

Firewall 107

Firewall DDOS Architecture Cybersecurity 107

Security Affairs

JUNE 25, 2021

Fortinet has recently fixed a high-severity vulnerability affecting its FortiWeb web application firewall (WAF) that can be exploited by remote attackers to execute arbitrary commands. The vulnerability in the management interface of FortiWeb firewall was discovered by Andrey Medov, from cybersecurity firm Positive Technologies.

Hacking 108

Hacking Firewall Authentication Technology 108

The Security Ledger

MAY 2, 2024

Jim and I talk about the findings of DirectDefense’s latest Security Operations Threat Report and dig into the intriguing ways artificial intelligence (AI) is shaping both cyberattack and defense automation strategies. Jim Broome is the President and CTO at DirectDefense.

Cyber threats 52

Cyber threats Artificial Intelligence Threat Reports Technology 52

eSecurity Planet

APRIL 26, 2024

Endpoint: Enables access for human users and computer services and commonly includes PCs, laptops, Internet of Things (IoT), and operational technology (OT). Next-generation firewalls (NGFWs): Improve the general security of a firewall with advanced packet analysis capabilities to block malware and known-malicious sites.

Architecture 117

Architecture Network Security Firewall Risk 117

Security Affairs

JANUARY 14, 2024

The attackers exploited zero-day vulnerabilities in Zyxel firewalls used by many critical infrastructure operators in Denmark. On April 25, 2023, Zyxel disclosed a critical vulnerability (CVSS score 9.8), tracked as CVE-2023-28771 , in a number of their firewalls. According to the report, 11 companies were immediately compromised.

Firewall 98

Firewall Firmware Cyber Attacks VPN 98

The Last Watchdog

DECEMBER 31, 2019

Related: Good to know about IoT Physical security is often a second thought when it comes to information security. Despite this, physical security must be implemented correctly to prevent attackers from gaining physical access and taking whatever they desire.

Cyber Risk 173

Cyber Risk Risk Firewall Surveillance 173

Security Affairs

NOVEMBER 14, 2023

The attackers exploited zero-day vulnerabilities in Zyxel firewalls used by many critical infrastructure operators in Denmark. On April 25, 2023, Zyxel disclosed a critical vulnerability (CVSS score 9.8), tracked as CVE-2023-28771 , in a number of their firewalls. According to the report, 11 companies were immediately compromised.

Cyber Attacks 107

Cyber Attacks Firmware Firewall VPN 107

Security Affairs

NOVEMBER 29, 2022

In early October, Fortinet addressed the critical authentication bypass flaw, tracked as CVE-2022-40684, that impacted FortiGate firewalls and FortiProxy web proxies. On October 18, Fortinet confirmed the critical authentication bypass vulnerability is being exploited in the wild. ” concludes the post.

VPN 99

VPN Firewall Authentication Internet 99

Security Affairs

APRIL 19, 2022

UPnP is an insecure protocol, it uses network UDP multicasts, and doesn’t support encryption and authentication. “It is recommended that your QNAP NAS stay behind your router and firewall without a public IP address. Only use encrypted HTTPS or other types of secure connections (SSH, etc.).

VPN 101

VPN Internet Internet Firewall 101

Security Affairs

MARCH 2, 2024

They dropped hidden payloads or used internet protocol (IP) scanning tools, such as Angry IP Scanner, to search for vulnerable Remote Desktop Protocol (RDP) ports or by leveraging RDP on Microsoft Windows environments. “Once they discover an exposed RDP service, the actors use open source brute force tools to gain access.

Ransomware 119

Ransomware Backups Healthcare Firewall 119

eSecurity Planet

AUGUST 22, 2023

The technologies for secure remote access can range from VPNs and multi-factor authentication to more advanced access and zero trust controls. We’ll cover a range of best practices for remote access security, from the simple and the practical to the more advanced. It will only require your biometrics or hardware tokens.

Passwords 97

Passwords Authentication Encryption VPN 97

Security Affairs

JUNE 19, 2023

. “Executables written in Golang tend to be dedicated to scanning, brute-forcing and propagation, and a fork of the zmap internet scanning utility has often been observed.” This campaign specifically targets SSH servers exposed to the internet with password authentication enabled. ” concludes the report.

Cybercrime 83

Cybercrime DDOS Internet Internet 83

Security Affairs

APRIL 3, 2022

Sophos Firewall affected by a critical authentication bypass flaw Mar 20- Mar 26 Ukraine – Russia the silent cyber conflict Security Affairs newsletter Round 358 by Pierluigi Paganini Western Digital addressed a critical bug in My Cloud OS 5 CISA adds 66 new flaws to the Known Exploited Vulnerabilities Catalog.

Firewall 76

Firewall Hacking DDOS VPN 76

Security Affairs

APRIL 21, 2022

Umbrella is Cisco’s cloud-based Secure Internet Gateway (SIG) platform that provides users with multiple levels of defense against internet-based threats. Umbrella integrates secure web gateway, firewall, DNS-layer security, and cloud access security broker (CASB) functionality to protect systems against threats.

DNS 110

DNS Firewall Internet Internet 110

Daniel Miessler

MAY 14, 2020

I wrote an article recently on how to secure your home network in three different tiers of protection. In that piece I wanted to link to some safe internet practices—which some used to call Safe Hex—but I couldn’t find anything newer than nine years old. Enable two-factor authentication on all critical accounts.

Risk 345

Risk Password Management Passwords Accountability 345

Security Affairs

OCTOBER 16, 2020

. “A buffer overflow vulnerability in SonicOS allows a remote attacker to cause Denial of Service (DoS) and potentially execute arbitrary code by sending a malicious request to the firewall. “This flaw exists pre-authentication and within a component (SSLVPN) which is typically exposed to the public Internet.”

VPN 119

VPN Firewall Advertising Internet 119

Security Affairs

NOVEMBER 24, 2021

85% of the attacker IPs were observed only on a single day demonstrating that Layer 3 IP-based firewalls are not effective against these attacks because threat actors rotate same IPs to launch attacks. Each firewall policy might block 600-3,000 known scanner IP addresses. each SSH honeypot was compromised on average 26 times per day.

Firewall 96

Firewall Internet Internet Hacking 96

eSecurity Planet

JULY 22, 2021

When millions of people around the world were sent home to work at the onset of the global COVD-19 pandemic, they left behind not only empty offices but also a host of Internet of Things (IoT) devices – from smartwatches to networked printers – that were still connected to corporate networks and cranking away.

IoT 145

IoT Risk Architecture Manufacturing 145

Security Affairs

APRIL 5, 2023

.” The researchers reported the issues to the United States Department of Homeland Security Cybersecurity and Infrastructure Security Agency (CISA), which assigned the following five CVEs: Use of Hard-coded Credentials CWE-798 ( CVE-2023–1748 , CVSS3.0: Improper Authentication Validation CWE-287 ( CVE-2023–1752 , CVSS3.0:

Manufacturing 89

Manufacturing Media Firewall Education 89

The Last Watchdog

MAY 19, 2022

Nearly all CMS platforms, whether traditional or headless, offer some level of built-in security to authenticate users who are allowed to view, add, remove, or change content. Best security practices. or higher) encryption protocol, because systems using an older version of TLS are a security risk.

Data breaches 262

Data breaches Encryption Mobile Technology 262

Security Affairs

AUGUST 27, 2021

CVE-2021-33885 – Insufficient Verification of Data Authenticity (CVSS 9.7) CVE-2021-33882 – Missing Authentication for Critical Function (CVSS 8.2) CVE-2021-33883 – Cleartext Transmission of Sensitive Information (CVSS 7.1) An attacker doesn’t need any authentication to conduct the attack.

Hacking 103

Hacking Authentication Internet Internet 103

SecureList

MARCH 12, 2024

Broken Authentication 5. Broken Authentication 5. Recommendations provided in these rankings are general in nature and based on information security best practices standards and guidelines, such as OWASP and NIST. Mitigation: implement authentication and authorization controls according to the role-based access model.

Passwords 107

Passwords Authentication Architecture Risk 107

Security Affairs

FEBRUARY 16, 2021

Researchers at the threat intelligence firm Cyble discovered a new wave of phishing attacks targeting multiple organizations that are abusing the ngrok platform, a secure and introspectable tunnel to the localhost. Users of ngrok and other tunnelling services are advised to obtain authorization from their information security teams.

Phishing 122

Phishing Cybercrime Mobile Internet 122

eSecurity Planet

JUNE 17, 2022

Just as the development of cannons and other weapons made walls obsolete as a form of defense, sophisticated cyber attacks have made the firewall -perimeter model of cybersecurity equally obsolete. No longer is traffic inside the network automatically presumed to be from authorized and authenticated sources. Zero Trust Defined.

Architecture 122

Architecture Firewall Technology VPN 122

Security Affairs

MARCH 21, 2023

The hackers were also able to turn off the two-factor authentication (2FA). On March 17-18th, 2023, GENERAL BYTES experienced a security incident. “Please keep your CAS behind a firewall and VPN. With VPN/Firewall attackers from open internet cannot access your server and exploit it.

Cryptocurrency 77

Cryptocurrency VPN Manufacturing Firewall 77

Security Affairs

AUGUST 26, 2021

The experts from the DIVD privately reported two flaws to Kaseya in early July, the issues are respectively an authenticated remote code execution vulnerability and a privilege escalation flaw that could allow an attacker to change his role from read-only user to admin. reads the advisory. “Do On 12 August 2021 Kaseya released version 10.5.5-2

Backups 97

Backups Authentication Financial Services Firewall 97

Security Affairs

JUNE 23, 2021

“A buffer overflow vulnerability in SonicOS allows a remote attacker to cause Denial of Service (DoS) and potentially execute arbitrary code by sending a malicious request to the firewall. This flaw exists pre-authentication and within a component (SSLVPN) which is typically exposed to the public Internet.”. 6.5.1.12, 6.0.5.3,

VPN 82

VPN Firewall Firmware Authentication 82

Cytelligence

FEBRUARY 25, 2023

Network Security: Network security is the practice of securing a computer network from unauthorized access or attacks. It includes the use of firewalls, intrusion detection and prevention systems, and virtual private networks (VPNs). It includes various security measures such as access control, encryption, and backups.

Cyber Attacks 52

Cyber Attacks IoT Authentication Antivirus 52

Security Affairs

JANUARY 13, 2024

Enjoy a new round of the weekly SecurityAffairs newsletter, including the international press.

VPN 103

VPN Cybercrime Ransomware Hacking 103

Security Affairs

MAY 25, 2023

In order to conceal malicious traffic, the threat actor routes it through compromised small office and home office (SOHO) network devices, including routers, firewalls, and VPN hardware. Volt Typhoon targets internet-facing Fortinet FortiGuard devices to achieve initial access to targeted organizations. ” continues the report.

Accountability 74

Accountability VPN Manufacturing Firewall 74

Security Affairs

MARCH 11, 2022

ElasticSearch lacks a default authentication and authorization system – meaning the data must be put behind a firewall, or else run the risk of being freely accessed, modified or deleted by threat actors. “This could have gone very badly if bad guys had found it before we did,” said a spokesperson for Cybernews. Pierluigi Paganini.

Authentication 86

Authentication Architecture Firewall Risk 86

Security Affairs

APRIL 30, 2021

These are essential elements of implementing a Zero Trust strategy for IoT/OT. • Reduce the attack surface by eliminating unnecessary internet connections to OT control systems and implementing VPN access with multi-factor authentication (MFA) when remote access is required. Follow me on Twitter: @securityaffairs and Facebook.

IoT 104

IoT VPN Firewall Risk 104

Pen Test Partners

SEPTEMBER 13, 2023

Section 3 Sensitive authentication data must now be encrypted or protected if stored before authorization. Section 6 A requirement coming into force in March 2025 is that organisations will need to have a web application firewall in place for any web applications exposed to the internet.

Authentication 52

Authentication Passwords Media Encryption 52

Daniel Miessler

MAY 8, 2020

A lot of people are thinking about the security of their home network right now, and as one of the project leaders on the OWASP Internet of Things Security Project , I wanted to provide three levels of security you can do at home. Do you have internet-connected lights, appliances, gaming systems, media systems, etc?

Passwords 255

Passwords DNS Accountability IoT 255