The Last Watchdog

NOVEMBER 20, 2019

Related: Ransomware remains a scourge The former has been accused of placing hidden backdoors in the firmware of equipment distributed to smaller telecom companies all across the U.S. Firmware is on everything from hard drives, motherboards and routers to office printers and smart medical devices. The Chinese are all over this.

Firmware 174

Firmware Hacking Software Surveillance 174

Security Affairs

AUGUST 26, 2024

SonicWall addressed a critical flaw in its firewalls that could allow attackers to achieve unauthorized access to the devices. SonicWall has released security updates to address a critical vulnerability, tracked as CVE-2024-40766 (CVSS score: 9.3), in its firewalls. However SonicWall recommends youinstall the latest firmware. .

Firewall 123

Firewall Firmware Malware Internet 123

SecureWorld News

DECEMBER 8, 2024

Attackers are intercepting and storing encrypted internet traffic in anticipation of future quantum decryptiona practice known as "store now, decrypt later." For example, Palo Alto Networks has integrated PQC into its VPNs and next-generation firewalls to protect data in transit against quantum threats.

Encryption 120

Encryption Firewall Education Firmware 120

Troy Hunt

NOVEMBER 25, 2020

I also looked at custom firmware and soldering and why, to my mind, that was a path I didn't need to go down at this time. Back to the bit about risks impacting data collected by IoT devices and back again to CloudPets, Context Security's piece aligned with my own story about kids' CloudPets messages being left exposed to the internet.

IoT 362

IoT Firmware Risk Manufacturing 362

Krebs on Security

APRIL 26, 2019

iLnkP2p is bundled with millions of Internet of Things (IoT) devices, including security cameras and Webcams, baby monitors, smart doorbells, and digital video recorders. Furthermore, even if software patches were issued, the likelihood of most users updating their device firmware is low.

IoT 278

IoT Firewall Manufacturing Computers and Electronics 278

Malwarebytes

JULY 28, 2021

Researchers at RandoriSec have found serious vulnerabilities in the firmware provided by UDP Technology to Geutebrück and many other IP camera vendors. According to the researchers the firmware supplier UDP Technology fails to respond to their reports despite numerous mails and LinkedIn messages. History lessons. Mitigation.

Firmware 127

Firmware Technology Authentication IoT 127

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. USG FLEX ZLD V4.60 VPN ZLD V4.60

Firewall 98

Firewall Firmware VPN DDOS 98

Security Affairs

FEBRUARY 18, 2025

The two vulnerabilities are: CVE-2025-0108 Palo Alto PAN-OS Authentication Bypass Vulnerability CVE-2024-53704 SonicWall SonicOS SSLVPN Improper Authentication Vulnerability Researchers recently warned that threat actors exploit a recently disclosed vulnerability, CVE-2025-0108, in Palo Alto Networks PAN-OS firewalls. states GreyNoise.

Firewall 63

Firewall Firmware Authentication VPN 63

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.

Firewall 109

Firewall Firmware IoT Authentication 109

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. Commands are executed as the nobody user.”

Firewall 98

Firewall Firmware VPN Wireless 98

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. For this reason, if the customer has SSL-VPN enabled, Fortinet is advising customers to take immediate action to upgrade to the most recent firmware release.

Firewall 98

Firewall VPN Firmware Internet 98

CyberSecurity Insiders

JULY 16, 2021

SonicWall that offers next generation firewalls and various Cybersecurity solutions has announced that its customers using certain products are at a risk of being cyber attacked with ransomware. x firmware is going to reach its EOL aka End of Life. x firmware is going to reach its EOL aka End of Life.

Ransomware 145

Ransomware Firmware Cyber Attacks Firewall 145

Security Boulevard

MARCH 18, 2021

From smart homes that enable you to control your thermostat from a distance to sensors on oil rigs that help predict maintenance to autonomous vehicles to GPS sensors implanted in the horns of endangered black rhinos , the internet of things is all around you. A Safer Internet of Things. The post The Internet of Things Is Everywhere.

Internet 137

Internet Internet IoT Software 137

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. Commands are executed as the nobody user.”

Firewall 98

Firewall VPN Firmware Internet 98

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.” However SonicWall recommends youinstall the latest firmware. 5035 and older versions.

Firewall 125

Firewall Passwords Internet Internet 125

Hacker Combat

SEPTEMBER 22, 2022

More than 2,000 PDUs were directly exposed to the internet in 2021, and roughly a third of those were iBoot PDUs, according to a Censys research. However, the flaws discovered by Claroty can be used to get through NAT and firewalls and execute arbitrary code, allowing the attacker to turn off power to all the PDU-controlled devices.

Firmware 130

Firmware Firewall Manufacturing Internet 130

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. through 4.73, VPN series firmware versions 4.60 through 5.35.

Cyber Attacks 137

Cyber Attacks Firmware Firewall VPN 137

Krebs on Security

JUNE 15, 2023

government agency in charge of improving the nation’s cybersecurity posture is ordering all federal agencies to take new measures to restrict access to Internet-exposed networking equipment. The directive comes amid a surge in attacks targeting previously unknown vulnerabilities in widely used security and networking appliances.

Risk 268

Risk VPN Internet Internet 268

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. through 4.73, VPN series firmware versions 4.60 through 5.35.

Firewall 134

Firewall Firmware Cyber Attacks VPN 134

Security Affairs

JUNE 23, 2020

The Shadowserver Foundation is a nonprofit security organization working altruistically behind the scenes to make the Internet more secure for everyone. The researchers scanned the Internet for printers that are exposing their Internet Printing Protocol (IPP) port online. and printers (or print servers). .

Internet 137

Internet Internet Firmware Advertising 137

Malwarebytes

FEBRUARY 24, 2022

According to WatchGuard , Cyclops Blink may have affected approximately 1% of active firewall appliances, which are devices mainly used by business customers. Cyclops Blink has been found in WatchGuard’s firewall devices since at least June 2019. Internet access to the management interface of any device is a security risk.

Malware 145

Malware Firewall Firmware DDOS 145

Security Affairs

SEPTEMBER 9, 2019

A DoS attack that caused disruptions at a power utility in the United States exploited a flaw in a firewall used in the facility. The incident took place earlier this year, threat actors exploited a known vulnerability in a firewall used by the affected facility to cause disruption. and 7 p.m., power grid ( Energywire , April 30).

Energy and Utilities 108

Energy and Utilities Firewall Firmware Advertising 108

Malwarebytes

AUGUST 1, 2022

This web server is present in Arris firmware which can be found in several router models. ISP customer premise equipment (CPE) often uses this web server, and ISP subscribers will typically get these routers in loan for telephony and Internet access. Unfortunately the Arris firmware is based on the vulnerable version of muhttpd.

Firmware 145

Firmware Internet Internet Passwords 145

Security Affairs

JUNE 18, 2020

Security experts Adam Nichols from GRIMM and d4rkn3ss from the Vietnamese internet service provider VNPT have independently reported a severe unpatched security vulnerability that affects 79 Netgear router models. Nichols discovered that the vulnerability affects 758 different firmware versions that run on 79 Netgear routers.

Firmware 145

Firmware Internet Internet Advertising 145

DoublePulsar

JANUARY 15, 2025

I have been able to verify this dump is real, as devices in it are listed on Shodan and share the same unique serialnumbers: Dumped config with serial number, and Shodan internet scanning showing the same IP having the same serialnumber The dump is ordered by country. 2022 zero day was used to raid Fortigate firewall configs.

Firewall 79

Firewall VPN Passwords Firmware 79

Security Affairs

JANUARY 6, 2021

The Taiwanese vendor Zyxel has recently addressed a critical vulnerability in its firmware, tracked as CVE-2020-29583 , related to the presence of a hardcoded undocumented secret account. Firmware version 4.60 The password for this account can be found in cleartext in the firmware.” reads the advisory published by NIST.

Firmware 123

Firmware Passwords Accountability VPN 123

Malwarebytes

MAY 26, 2023

Exploitation of these vulnerabilities could allow an unauthenticated attacker to cause denial-of-service (DoS) conditions and even a remote code execution on the affected Zyxell firewalls. Patch 1, USG FLEX series firmware versions 4.50 Patch 1, USG FLEX 50(W) firmware versions 4.25 Patch 1, USG20(W)-VPN firmware versions 4.25

Firmware 96

Firmware VPN Firewall Accountability 96

Daniel Miessler

MAY 14, 2020

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. Keep your firmware and software updated. don’t install software from random places on the internet. So, I decided to update the advice myself.

Risk 345

Risk Passwords Password Management Accountability 345

Security Affairs

NOVEMBER 29, 2020

.” Experts used the search engines for Internet-connected devices, like Shodan.io, to search for ENIP-compatible internet-facing devices and discovered more than 8,000 systems exposed online. Experts was that vendors may have bought vulnerable versions of this stack before the 2012 update and are still using it in their firmware.

Hacking 140

Hacking Firmware Internet Internet 140

Security Affairs

AUGUST 27, 2020

To perform the experiment, we used Internet of Things (IoT) search engines to search for open devices that utilized common printer ports and protocols. After filtering out most of the false positives, we were left with more than 800,000 printers that had network printing features enabled and were accessible over the internet.

Hacking 145

Hacking IoT Firmware Internet 145

Security Affairs

OCTOBER 5, 2020

Unlike other IoT DDoS botnets, Ttint implements 12 remote access functions such as Socket5 proxy for router devices, tampering with router firewall and DNS settings, executing remote custom system commands. According to the experts, Tenda routers running a firmware version between AC9 to AC18 are vulnerable to the attack.

IoT 145

IoT Firmware Advertising DNS 145

Malwarebytes

JULY 15, 2021

The exploitation targets a known vulnerability that has been patched in newer versions of SonicWall firmware. x versions of the firmware. x firmware. x firmware versions. SMA 210/410/500v (Actively Supported) update firmware to 9.0.0.10-28sv SonicWall is a company that specializes in securing networks. 34 or 9.0.0.10

Ransomware 102

Ransomware Firmware VPN Passwords 102

Security Affairs

JANUARY 21, 2021

“According to analysis, QNAP NAS can become infected when they are connected to the Internet with weak user passwords.” “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.”

Cryptocurrency 122

Cryptocurrency Firmware Malware Passwords 122

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 127

VPN Firewall Firmware Authentication 127

Security Affairs

JULY 10, 2020

Juniper Networks addressed several vulnerabilities in its firewalls, most of them can be exploited by attackers for denial-of-service (DoS) attacks. Some of the issues also affected third-party components, including OpenSSL, Intel firmware, Bouncy Castle, Java SE, Apache software, and others.

Advertising 123

Advertising Firmware Firewall Internet 123

Security Affairs

JULY 22, 2023

Fortinet FortiGuard Labs researchers warned of multiple DDoS botnets exploiting a vulnerability impacting multiple Zyxel firewalls. The cause of the vulnerability is the improper error message handling in Zyxel ZyWALL/USG series firmware versions 4.60 through 4.73, VPN series firmware versions 4.60 through 5.35. through 5.35.

DDOS 98

DDOS Firmware VPN Firewall 98

Security Affairs

JANUARY 15, 2025

. “The build date coded in the last number block also points to the same date range: None of the firewall firmwares examined had been compiled after September 14, 2022.” “As many as 80 different device types can be found in the data leak, with the FortiGate Firewall 40F and 60F being the most widespread.

VPN 90

VPN Passwords Firewall Firmware 90