Security Affairs

NOVEMBER 9, 2024

Attackers accessed targets via VPN gateways lacking multifactor authentication, some of which ran outdated software. In each of the cases, attackers initially accessed targets using compromised VPN gateways without multifactor authentication enabled. Some of these VPNs were running unsupported software versions.”

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Backups Ransomware VPN Accountability 134

Security Affairs

SEPTEMBER 29, 2021

CISA and the NSA agencies have published guidance for securely using virtual private network (VPN) solutions. Cybersecurity and Infrastructure Security Agency (CISA) and the National Security Agency (NSA) have released guidance for increasing the security of virtual private network (VPN) solutions.

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VPN Government Firmware Authentication 144

Security Affairs

APRIL 16, 2024

Cisco Talos warns of large-scale brute-force attacks against a variety of targets, including VPN services, web application authentication interfaces and SSH services.

VPN 141

VPN Firewall Authentication Hacking 141

Security Affairs

SEPTEMBER 6, 2023

Experts warn of an Atlas VPN zero-day flaw impacting the Linux client that can reveal the user’s IP address by visiting a website. A Reddit user with the handle ‘Educational-Map-8145’ published a proof of concept exploit for a zero-day flaw in the Linux client of Atlas VPN. It does not have ANY authentication.

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VPN Education Authentication Engineering 139

Security Affairs

MAY 8, 2024

TunnelVision is a new VPN bypass technique that enables threat actors to spy on users’ traffic bypassing the VPN encapsulation. Leviathan Security researchers recently identified a novel attack technique, dubbed TunnelVision, to bypass VPN encapsulation. The researchers referred to this result as “decloaking.”

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VPN Firewall Marketing Encryption 135

Security Affairs

OCTOBER 12, 2020

US government networks are under attack, threat actors chained VPN and Windows Zerologon flaws to gain unauthorized access to elections support systems. An attacker could also exploit the flaw to disable security features in the Netlogon authentication process and change a computer’s password on the domain controller’s Active Directory.

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VPN Government Authentication Advertising 145

Security Affairs

MAY 29, 2024

Check Point released hotfixes for a VPN zero-day vulnerability, tracked as CVE-2024-24919, which is actively exploited in attacks in the wild. Check Point released hotfixes to address a VPN zero-day vulnerability, tracked as CVE-2024-24919 , which is actively being exploited in attacks in the wild.

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VPN Authentication Passwords Accountability 127

Security Affairs

JUNE 24, 2021

Networking equipment giant Zyxel warns customers of a series of attacks that have been targeting some of its enterprise firewall and VPN devices. Networking equipment vendor Zyxel warned its customers of a series of attacks that have been targeting some of its enterprise firewall and VPN server solutions. Pierluigi Paganini.

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Security Affairs

OCTOBER 25, 2024

is a Denial of Service (DoS) issue that impacts the Remote Access VPN (RAVPN) service of ASA and FTD. An attacker could exploit this vulnerability by sending a large number of VPN authentication requests to an affected device. Services that are not related to VPN are not affected.” continues the advisory.

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VPN Firewall Technology Passwords 114

Security Affairs

NOVEMBER 27, 2020

The global impact of the Fortinet 50.000 VPN leak posted online, with many countries impacted, including Portugal. A compilation of one-line exploit tracked as CVE-2018-13379 and that could be used to steal VPN credentials from nearly 50.000 Fortinet VPN devices has posted online. Solutions Upgrade to FortiOS 5.4.13, 5.6.8,

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VPN Banking Passwords Malware 145

Security Affairs

OCTOBER 16, 2020

The Tripwire VERT security team spotted almost 800,000 SonicWall VPN appliances exposed online that are vulnerable to the CVE-2020-5135 RCE flaw. Security experts from the Tripwire VERT security team have discovered 795,357 SonicWall VPN appliances that were exposed online that are vulnerable to the CVE-2020-5135 RCE flaw.

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VPN Firewall Advertising Internet 143

Security Affairs

APRIL 20, 2021

At least one China-linked APT group exploited a new zero-day flaw in Pulse Secure VPN equipment to break into the networks of US defense contractors. In all the intrusions, the attackers targeted Pulse Secure VPN appliances in the breached networks. “A vulnerability was discovered under Pulse Connect Secure (PCS).

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VPN Hacking Authentication Government 130

Security Affairs

JANUARY 16, 2024

Experts warn that recently disclosed Ivanti Connect Secure VPN and Policy Secure vulnerabilities are massively exploited in the wild. is an Authentication Bypass issue that resides in the web component of Ivanti ICS 9.x, x and Ivanti Policy Secure. x) and Ivanti Policy Secure. x) and Ivanti Policy Secure.

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VPN Authentication Small Business Telecommunications 130

Security Affairs

FEBRUARY 1, 2024

Mandiant spotted new malware used by a China-linked threat actor UNC5221 targeting Ivanti Connect Secure VPN and Policy Secure devices. Mandiant researchers discovered new malware employed by a China-linked APT group known as UNC5221 and other threat groups targeting Ivanti Connect Secure VPN and Policy Secure devices.

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VPN Malware Authentication Hacking 137

Security Affairs

MAY 3, 2021

Pulse Secure has fixed a zero-day flaw in the Pulse Connect Secure (PCS) SSL VPN appliance that threat actors are actively exploiting in the wild. The vulnerability is a buffer overflow issue in Pulse Connect Secure Collaboration Suite prior b9.1R11.4 A vulnerability was discovered under Pulse Connect Secure (PCS).

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VPN Government Authentication Cybersecurity 137

Security Affairs

AUGUST 6, 2021

Security firm Ivanti addressed a critical vulnerability in its Pulse Connect Secure VPN appliances that could be exploited to execute arbitrary code with root privileges. IT firm Ivanti released security updates to address multiple vulnerabilities in its Pulse Connect Secure VPN appliances.

VPN 114

VPN Authentication Hacking Information Security 114

Security Affairs

JANUARY 31, 2024

Threat actors are exploiting recently disclosed zero-day flaws in Ivanti Connect Secure (ICS) VPN devices to deliver KrustyLoader. is an Authentication Bypass issue that resides in the web component of Ivanti ICS 9.x, x and Ivanti Policy Secure. x) and Ivanti Policy Secure. The flaw CVE-2023-46805 (CVSS score 8.2)

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VPN Malware Authentication Small Business 129

Security Affairs

MAY 25, 2021

A flaw in Pulse Connect Secure VPN could allow an authenticated remote attacker to execute arbitrary code with elevated privileges. Ivanti addressed a high severity Buffer Overflow vulnerability in Secure VPN appliances that could allow a remote authenticated attacker to execute arbitrary code with elevated privileges.

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VPN Authentication Hacking Software 108

Security Affairs

JUNE 16, 2024

Taiwanese manufacturer giant ASUS addressed a critical remote authentication bypass vulnerability impacting several router models. ASUS addresses a critical remote authentication bypass vulnerability, tracked as CVE-2024-3080 (CVSS v3.1 score: 9.8), impacting seven router models. impacting multiple devices.

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Authentication Firmware Manufacturing VPN 132

Security Affairs

JULY 29, 2022

Therefore, strong authentication methods are needed. Therefore, strong authentication methods are needed to improve security without hindering user convenience. What is Strong Authentication? The IAM Security Boundary Strong authentication is a critical component of modern-day identity and access management.

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Authentication Passwords Data privacy Identity Theft 127

Security Affairs

SEPTEMBER 25, 2020

According to SAM Seamless Network , over 200,000 businesses are using Fortigate VPN with default settings, exposing them to the risk of a hack. In response to the spreading of Coronavirus across the world, many organizations deployed VPN solutions, including Fortigate VPN, to allow their employers to work from their homes.

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VPN Hacking IoT Advertising 112

Security Affairs

FEBRUARY 1, 2024

The government experts also ordered to monitor the authentication or identity management services that could be exposed and urged to isolate the systems from any enterprise resources to the greatest degree possible. is an Authentication Bypass issue that resides in the web component of Ivanti ICS 9.x, x and Ivanti Policy Secure.

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VPN Authentication Software Malware 132

Security Affairs

OCTOBER 29, 2024

The cybersecurity firm’s recommendations for malware victims are: Consult an expert : For thorough malware removal and system security, seek professional help if needed. Change passwords : After malware removal, update passwords for key accounts (email, banking, work, social media) and enable two-factor authentication.

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Identity Theft Malware Passwords Banking 127

Security Affairs

AUGUST 22, 2023

The Akira ransomware gang targets Cisco VPN products to gain initial access to corporate networks and steal their data. The group now is targeting Cisco VPN products to gain initial access to corporate networks. Sophos researchers observed in May the threat actor using compromised Cisco VPN accounts to breach target networks.

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VPN Ransomware Hacking Education 98

Security Affairs

NOVEMBER 8, 2022

Citrix released security updates to address a critical authentication bypass vulnerability in Citrix ADC and Citrix Gateway. Citrix is urging customers to install security updates to address a critical authentication bypass issue, tracked as CVE-2022-27510, in Citrix ADC and Citrix Gateway. Pierluigi Paganini.

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Authentication VPN Phishing Hacking 98

Security Affairs

MARCH 27, 2022

Sophos has fixed an authentication bypass vulnerability, tracked as CVE-2022-1040, that resides in the User Portal and Webadmin areas of Sophos Firewall. “An authentication bypass vulnerability allowing remote code execution was discovered in the User Portal and Webadmin of Sophos Firewall and responsibly disclosed to Sophos. .”

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Firewall Authentication VPN Hacking 100

Security Affairs

MAY 25, 2023

Zyxel fixed two critical flaws in multiple firewall and VPN products that can lead to remote code execution or cause a DoS condition. Zyxel addressed two critical buffer overflow vulnerabilities, tracked as CVE-2023-33009 and CVE-2023-33010 , that affect several of its firewall and VPN products. Patch 2 VPN ZLD V4.30

Firewall 98

Firewall VPN Authentication Hacking 98

Security Affairs

SEPTEMBER 8, 2023

An unauthenticated, remote attacker can exploit the vulnerability to conduct a brute force attack in an attempt to identify valid username and password combinations or an authenticated, remote attacker to establish a clientless SSL VPN session with an unauthorized user. ” reads the advisory published by the IT giant. or earlier).

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Ransomware VPN Authentication Hacking 145

Security Affairs

DECEMBER 5, 2019

Researchers discovered a vulnerability tracked as CVE-2019-14899 that can be exploited to hijack active TCP connections in a VPN tunnel. The experts explained that in this way, it is possible to hijack active connections within the VPN tunnel. ” reads the advisory published by the experts. Pierluigi Paganini.

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VPN Encryption Advertising Authentication 98

Security Affairs

MARCH 29, 2024

Cisco warns customers of password-spraying attacks that have been targeting Remote Access VPN (RAVPN) services of Cisco Secure Firewall devices. Cisco is warning customers of password-spraying attacks that have been targeting Remote Access VPN (RAVPN) services configured on Cisco Secure Firewall devices.

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Firewall Passwords VPN Authentication 133

Security Affairs

NOVEMBER 3, 2024

Chinese threat actors use Quad7 botnet in password-spray attacks FBI arrested former Disney World employee for hacking computer menus and mislabeling allergy info Sophos details five years of China-linked threat actors’ activity targeting network devices worldwide PTZOptics cameras zero-days actively exploited in the wild New LightSpy spyware (..)

Cryptocurrency 110

Cryptocurrency Hacking Phishing Cyber Attacks 110

Security Affairs

NOVEMBER 21, 2024

CVE-2024-0012 is a vulnerability in Palo Alto Networks PAN-OS that allows unauthenticated attackers with network access to the management web interface to bypass authentication and gain administrator privileges. This access enables administrative actions, configuration tampering, or exploitation of other vulnerabilities like CVE-2024-9474.

Firewall 113

Firewall Hacking VPN Cybersecurity 113

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. Pierluigi Paganini.

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VPN Firewall Authentication Internet 104

Zero Day

JUNE 6, 2025

Here's why you don't need it Beyond monitoring your credit, you may want to change your AT&T password and set up multi-factor authentication for your account, if you haven't already done so. Trey Ford, Chief Information Security Officer at crowdsourced cybersecurity firm Bugcrowd offers an interesting take.

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Password Management Passwords Software Artificial Intelligence 128

Security Affairs

MAY 1, 2025

SonicWall revealed that attackers actively exploited two security vulnerabilities, tracked as CVE-2023-44221 and CVE-2024-38475 , in its SMA100 Secure Mobile Access appliances. ” Both flaws impact SMA 100 Series devices, including SMA 200, 210, 400, 410, 500v.

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Firmware Mobile Authentication VPN 69

Security Affairs

JUNE 6, 2025

in FortiOS SSL VPN was actively exploited in attacks in the wild. Cybersecurity and Infrastructure Security Agency (CISA) added this vulnerability to its Known Exploited Vulnerabilities (KEV) catalog. Despite the regional focus, the group appears to choose victims opportunistically rather than by region or sector. through 7.0.16

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Ransomware Authentication Healthcare Firewall 78

Security Affairs

SEPTEMBER 18, 2023

The attackers deepfaked the actual voice of one of the IT staffers and tricked the employee into providing the multi-factor authentication (MFA) code. Google recently released the Google Authenticator synchronization feature that syncs MFA codes to the cloud. What we had originally implemented was multi-factor authentication.

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Accountability Social Engineering Authentication VPN 138