Krebs on Security

JUNE 15, 2023

The directive applies to any networking devices — such as firewalls, routers and load balancers — that allow remote authentication or administration. The researchers found that just being able to reach the management interface for a vulnerable Fortinet SSL VPN appliance was enough to completely compromise the devices.

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Risk VPN Internet Internet 265

Security Affairs

AUGUST 13, 2022

The US Cybersecurity and Infrastructure Security Agency (CISA) and the FBI are warning of Zeppelin ransomware attacks. The US Cybersecurity and Infrastructure Security Agency (CISA) and the Federal Bureau of Investigation (FBI) have published a joint advisory to warn of Zeppelin ransomware attacks. The ransomware can be deployed as a

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Ransomware Encryption Firmware Backups 98

eSecurity Planet

JUNE 30, 2023

Nearly half of EDR tools and organizations are vulnerable to Clop ransomware gang tactics, according to tests by a cybersecurity company. The continuous threat exposure management (CTEM) vendor tested to see if organizational controls would recognize the Indicators of Compromise (IoCs) of Clop ransomware attacks.

Ransomware 105

Ransomware Backups Software Passwords 105

Malwarebytes

AUGUST 16, 2022

The Federal Bureau of Investigation (FBI) and the Cybersecurity and Infrastructure Security Agency (CISA) have released a joint Cybersecurity Advisory (CSA) about Zeppelin ransomware. Zeppelin, aka Buran, is a ransomware-as-a-service (RaaS) written in Delphi and built upon the foundation of VegaLocker.

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Ransomware Backups Passwords Authentication 97

Security Affairs

DECEMBER 17, 2023

CISA and ENISA enhance their Cooperation CISA adds Qlik bugs to exploited vulnerabilities catalog Report: 2.6

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Data breaches Cybercrime Firewall Ransomware 123

Security Affairs

FEBRUARY 23, 2022

The group is also the author of the NotPetya ransomware that hit hundreds of companies worldwide in June 2017, causing billions worth of damage. According to WatchGuard , Cyclops Blink may have affected roughly 1% of all active WatchGuard firewall appliances. The malware leverages the firmware update process to achieve persistence.

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Malware Firmware Architecture Firewall 112

Security Affairs

JANUARY 21, 2021

“In the meantime, please update the NAS firmware and Malware Remover in the App Center to the latest version if not done already to ensure the latest security patches are applied on the NAS.” Install a firewall. In June the company also warned of eCh0raix ransomware attacks that targeted its NAS devices.

Cryptocurrency 123

Cryptocurrency Firmware Malware Passwords 123

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. SecurityAffairs – hacking, ransomware). This vulnerability affected SonicOS Gen 6 version 6.5.4.7, 6.5.1.12, 6.0.5.3, SonicOSv 6.5.4.v

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VPN Firewall Firmware Authentication 128

eSecurity Planet

NOVEMBER 16, 2021

Bad actors are increasingly using a technique called HTML smuggling to deliver ransomware and other malicious code in email campaigns aimed at financial services firms and other organizations, according to Microsoft researchers. See also: How to Prevent Ransomware Attacks. What Is HTML Smuggling? Technique Used in Multiple Campaigns.

Firewall 124

Firewall Ransomware Banking Malware 124

Security Affairs

OCTOBER 22, 2022

Healthcare and Public Health sector with ransomware. businesses, mainly in the Healthcare and Public Health (HPH) Sector, with ransomware operations. The Daixin Team is a ransomware and data extortion group that has been active since at least June 2022. ” reads the alert. .” ” reads the alert.

Ransomware 80

Ransomware VPN Cybercrime Accountability 80

The Last Watchdog

APRIL 28, 2020

Sadly, coronavirus phishing and ransomware hacks already are in high gear. Social engineering invariably is the first step in cyber attacks ranging from phishing and ransomware to business email compromise ( BEC ) scams and advanced persistent threat ( APT ) hacks. It’s already happening.

Social Engineering 174

Social Engineering Cyber Attacks Scams Engineering 174

Security Affairs

SEPTEMBER 29, 2021

Multiple ransomware gangs exploited VPN solutions from major vendors, including Fortinet, Ivanti (Pulse), and SonicWall. Multiple attacks against private organizations and government entities, especially during the pandemic, were carried out by threat actors by exploiting vulnerabilities in popular VPN systems.

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VPN Government Firmware Authentication 144

CyberSecurity Insiders

JUNE 2, 2023

OT systems often come as closed systems with firmware and software installed by a supplier. In practice, however, air-gapping an OT system or firewalling its protected network is only the beginning of hardening its overall security. They are often unknown and dynamic, and, with OT systems firewalls dissolving, coming from more places.

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Cyber threats Technology Firewall Ransomware 136

Daniel Miessler

MAY 14, 2020

Keep your firmware and software updated. In addition to turning on the native anti-malware and firewall features in your operating system, also consider installing MalwareBytes as an extra layer of protection. Keep all of your software and hardware religiously updated. They are, and you should be taking advantage of that functionality.

Risk 345

Risk Passwords Password Management Accountability 345

eSecurity Planet

SEPTEMBER 9, 2024

RansomHub used multiple vulnerabilities to launch ransomware attacks, emphasizing the critical need for updates and strong security measures. ” To reduce risks, replace unsupported equipment, apply available firmware updates, and keep an accurate IT asset inventory. All impacted models must be updated to version 7.00

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Firmware Backups Firewall Risk 110

SecureWorld News

NOVEMBER 2, 2023

The exploitation involves injecting malicious code into a login page, stealing user credentials, and potentially leading to unauthorized access, data breaches, or even ransomware attacks. Mandiant emphasized the need for organizations to rely on web application firewalls (WAF) and network appliances recording HTTP/S requests for detection.

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Authentication Data breaches Passwords Firmware 108

Security Affairs

FEBRUARY 25, 2020

A remote code execution vulnerability was identified in the weblogin.cgi program of Zyxel NAS products running firmware version 5.21 “ the flaw is notable because it has attracted the interest of groups specializing in deploying ransomware at scale.” ” reads the advisory published by Zyxel. “A and earlier.

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Authentication Advertising Firmware Internet 109

eSecurity Planet

MAY 2, 2024

Fortunately, vendor surveys identify five key cybersecurity threats to watch for in 2024: compromised credentials, attacks on infrastructure, organized and advanced adversaries, ransomware, and uncontrolled devices. No specific tool exists to defend specifically against nation state attacks, ransomware gangs, or hacktivists.

Cybersecurity 122

Cybersecurity DDOS Penetration Testing Passwords 122

Malwarebytes

SEPTEMBER 24, 2021

It sells a range of Internet appliances primarily directed at content control and network security, including devices providing services for network firewalls, unified threat management (UTM), virtual private networks (VPNs), and anti-spam for email. The vulnerability. A detailed list with impacted platforms and versions can be found here.

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Firmware Internet Internet Firewall 99

The Last Watchdog

SEPTEMBER 4, 2018

Spirent refers to this as “data breach emulation,’’ something David DeSanto, Spirent’s threat research director, told me is designed to give companyies a great advantage; it makes it possible to see precisely how the latest ransomware or crypto mining malware would impact a specific network, with all of its quirky complexity.

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Penetration Testing Firewall Data breaches Malware 133

eSecurity Planet

SEPTEMBER 9, 2024

Security Solutions ICS systems are vulnerable to cyberattacks, so security solutions, including firewalls, intrusion detection systems, and encryption protocols, are vital to protect these critical infrastructures from unauthorized access and malicious activities.

Firmware 110

Firmware Encryption Manufacturing Risk 110

eSecurity Planet

MARCH 22, 2023

The tools also depend upon physical controls that should also be implemented against malicious physical access to destroy or compromise networking equipment such as routers, cables, switches, firewalls, and other networking appliances. These physical controls do not rely upon IT technology and will be assumed to be in place.

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Firewall Network Security Penetration Testing Encryption 110

eSecurity Planet

MAY 28, 2021

Preceding the conference, the United States experienced its biggest cyberattack on critical infrastructure to date with ransomware hitting Colonial Pipeline. Ransomware: Encryption, Exfiltration, and Extortion. Ransomware perpetrators of the past presented a problem of availability through encryption. Old way New way.

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Software DNS Firmware VPN 120

eSecurity Planet

OCTOBER 24, 2023

Enable Firewall Protection Your firewall , working as the primary filter, protects your network from both inbound and outgoing threats. Mac and Windows have their own built-in firewalls, and home routers and antivirus subscriptions frequently include them also.

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Malware Antivirus Software Passwords 124

SecureList

NOVEMBER 14, 2022

Such discoveries usually lead to massive and indiscriminate exploitation, and compromised machines are sold on dark markets to secondary buyers for the purposes of ransomware deployment. The rest will take the form of pseudo-ransomware attacks or hacktivist operations in order to provide plausible deniability for their real authors.

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Firmware Surveillance Mobile Telecommunications 128

Malwarebytes

MAY 3, 2023

The CVEs added by CISA were: CVE-2023-1389 is a vulnerability in TP-Link Archer AX21 (AX1800) firmware versions before 1.1.4 There is a real risk that a remote, unauthenticated attacker can fully compromise the server in order to steal confidential information, install ransomware, and turn to the rest of the internal network.

Firewall 93

Firewall Firmware Risk Cybersecurity 93

eSecurity Planet

OCTOBER 20, 2022

Drivers, Firmware, Software : Cloud providers bear responsibility to secure, test, and update the software and code that supports the firmware and the basic software infrastructure of the cloud. Network, firewall, and web application firewall (WAF) hardening. Network, API, firewall, and WAF hardening.

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Backups Firewall Encryption Software 129

eSecurity Planet

MAY 19, 2022

EdgeConnect Enterprise critically comes with firewall , segmentation , and application control capabilities. The first traditional cybersecurity vendor featured is Barracuda Networks, with consistent recognition for its email security , next-generation firewalls ( NGFW ), web application security , and backups. Barracuda Networks.

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Firewall Architecture Encryption Network Security 121

Responsible Cyber

APRIL 8, 2020

If an employee is tricked by a malicious link in a phishing email, they might unleash a ransomware attack on their small business. Once access is gained, ransomware quickly locks down business computers as it spreads across a network. Ransomware is a type of malware, but others exist, including spyware, adware, bots and Trojans.

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Cybersecurity DDOS Small Business Phishing 98

eSecurity Planet

MARCH 23, 2022

The DazzleSpy backdoor software had interesting features to foil detection, including end-to-end encryption to avoid firewall inspection as well as a feature that cut off communication if a TLS-inspection proxy was detected. Use web application firewalls to protect exposed web apps. See the Top Secure Email Gateway Solutions.

Firewall 110

Firewall Malware Phishing Software 110

eSecurity Planet

JULY 25, 2022

It’s often the first step to perform further actions such as data thefts, defacing, or even ransomware attacks that have caused severe damages to many organizations in recent years. There is no firewall that can block these DNS requests. Attackers will likely enumerate DNS to try common attacks. DNS hijacking.

DNS 137

DNS Encryption Penetration Testing Architecture 137

Security Affairs

APRIL 6, 2022

“The operation copied and removed malware from vulnerable internet-connected firewall devices that Sandworm used for command and control (C2) of the underlying botnet.” The group is also the author of the NotPetya ransomware that hit hundreds of companies worldwide in June 2017, causing billions worth of damage.

Malware 98

Malware Government Firmware Firewall 98

eSecurity Planet

MARCH 4, 2024

State actors actively attack Ivanti, Ubiquity, and Microsoft’s Windows AppLocker, and ransomware attackers probe for unpatched ScreenConnect servers in this week’s vulnerability recap. February 27, 2024 Ransomware Gangs Target Unpatched ScreenConnect Servers Type of vulnerability: Authentication bypass and path traversal.

IoT 118

IoT Internet Internet Ransomware 118

eSecurity Planet

MARCH 1, 2023

Update your router firmware from your router’s manufacturer and install them to ensure your router is up to date and secure. Use a firewall on your router and any devices connected to your network to prevent unauthorized access to your network and data. Back up important data , as there is no better defense against ransomware.

Wireless 98

Wireless Encryption Authentication IoT 98

SecureList

SEPTEMBER 21, 2023

Ransomware Unlike DDoS malicious programs, ransomware largely targets IoT devices that contain user data: NAS boxes. DeadBolt, which affected thousands of QNAP NAS devices in 2022, is a prominent example of IoT ransomware. The most commonly used preemptive tactic is adding firewall rules that block incoming connection attempts.

IoT 137

IoT DDOS Passwords Malware 137

SiteLock

AUGUST 27, 2021

It’s safe to say that the volume and magnitude of high-profile data breaches and ransomware attacks that punctuated 2019 really kept the cybersecurity industry on its toes. In fact, New Orleans even declared a state of emergency due to the large number of public services that were directly impacted by this ransomware attack.

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SecureList

MARCH 14, 2022

We advise organizations to: Take typical measures against DDoS attacks, ransomware and destructive malware, phishing, targeted attacks, supply-chain attacks and firmware attacks. Are firewalls and antivirus tools enough to defend against a cyberattack that comes from Europe? Install security software on endpoints.

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DDOS Internet Internet Firmware 119