Security Affairs

MAY 13, 2022

Zyxel has moved to address a critical security vulnerability (CVE-2022-30525, CVSS score: 9.8) Zyxel silently addressed the flaw by releasing security updates on April 28, 2022, Rapid7 pointed out that this choice leaves defenders in the dark and only advantage the attackers. USG FLEX 50(W) / USG20(W)-VPN ZLD V5.10

Firewall 67

Firewall Firmware VPN Wireless 67

Krebs on Security

JULY 25, 2023

Now new findings reveal that AVrecon is the malware engine behind a 12-year-old service called SocksEscort , which rents hacked residential and small business devices to cybercriminals looking to hide their true location online. Image: Lumen’s Black Lotus Labs. Usually, these users have no idea their systems are compromised.

Malware 211

Malware VPN Internet Internet 211

SecureList

DECEMBER 14, 2022

At this point, it has become cliché to say that nothing in 2022 turned out the way we expected. Similarly, at the beginning of February 2022, we noticed a huge spike in the amount of activity related to Gamaredon C&C servers. It directly affected satellite modems firmwares , but was still to be understood as of mid-March.

DDOS 136

DDOS Ransomware Government Energy and Utilities 136

Security Affairs

AUGUST 4, 2022

Tens of router models from Taiwanese SOHO manufacturer DrayTek are affected by a critical, unauthenticated, remote code execution vulnerability, tracked as CVE-2022-32548, that can be exploited to fully compromise a vulnerable device and gain unauthorized access to the broader network. SecurityAffairs – hacking, DrayTek Vigor).

Hacking 96

Hacking Internet Internet Passwords 96

Security Affairs

SEPTEMBER 7, 2022

Zyxel addressed a critical vulnerability, tracked as CVE-2022-34747 , impacting its network-attached storage (NAS) devices. The CVE-2022-34747 (CVSS score: 9.8) flaw is classified as a format string vulnerability that resides in Zyxel NAS326 firmware versions prior to V5.21(AAZF.12)C0. SecurityAffairs – hacking, Zyxel).

Firewall 78

Firewall Firmware Authentication VPN 78

Security Affairs

JUNE 13, 2023

“A heap-based buffer overflow vulnerability [CWE-122] in FortiOS and FortiProxy SSL-VPN may allow a remote attacker to execute arbitrary code or commands via specifically crafted requests.” If the customer is not operating SSL-VPN the risk of this issue is mitigated – however, Fortinet still recommends upgrading.”

Firewall 79

Firewall VPN Firmware Manufacturing 79

Security Affairs

JANUARY 14, 2024

The vulnerability is an 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, USG FLEX series firmware versions 4.60 through 5.35, and ATP series firmware versions 4.60 through 5.35. ” concludes the analysis.

Firewall 96

Firewall Firmware Cyber Attacks VPN 96

Security Affairs

DECEMBER 22, 2022

The Zerobot botnet first appeared in the wild in November 2022 targeting devices running on Linux operating system. The most recent variant spotted by Microsoft spreads by exploiting vulnerabilities in Apache and Apache Spark ( CVE-2021-42013 and CVE-2022-33891 respectively) and also supports new DDoS attack capabilities.

IoT 112

IoT DDOS Malware Firmware 112

SecureList

NOVEMBER 14, 2022

But first, let’s examine how they fared with the predictions for 2022. What we predicted in 2022. Although 2022 did not feature any mobile intrusion story on the scale of the Pegasus scandal, a number of 0-days have still been exploited in the wild by threat actors. Mobile devices exposed to wide attacks. Source: Meta.

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Firmware Surveillance Mobile Telecommunications 111

Security Affairs

JUNE 27, 2022

Two of these vulnerabilities, tracked as CVE-2022-31805 and CVE-2022-31806, have been rated critical (CVSS scores: 9.8), 7 as high risk, and 2 as medium risk. Try using secure VPN networks when remote access is required, and perform adequate access control and auditing. Follow me on Twitter: @securityaffairs and Facebook.

Software 78

Software Manufacturing Firmware Risk 78

Security Affairs

OCTOBER 22, 2022

The Daixin Team is a ransomware and data extortion group that has been active since at least June 2022. The Daixin Team group gains initial access to victims through virtual private network (VPN) servers. In one successful attack, the attackers likely exploited an unpatched vulnerability in the organization’s VPN server.

Ransomware 65

Ransomware VPN Cybercrime Accountability 65

Security Affairs

APRIL 25, 2022

The alert includes indicators of compromise (IoCs) associated with BlackCat/ALPHV, as of mid-February 2022. Install updates/patch operating systems, software, and firmware as soon as updates/patches are released. Consider installing and using a virtual private network (VPN). SecurityAffairs – hacking, BlackCat ransomware).

Ransomware 98

Ransomware Antivirus Passwords Malware 98

Krebs on Security

MAY 22, 2023

This email address is also connected to accounts on several Russian cybercrime forums, including “ __edman__ ,” who had a history of selling “logs” — large amounts of data stolen from many bot-infected computers — as well as giving away access to hacked Internet of Things (IoT) devices. pw was their domain.

Scams 252

Scams DDOS Cryptocurrency Accountability 252

Security Affairs

SEPTEMBER 6, 2022

We recommend users to make use of the myQNAPcloud Link feature provided by QNAP, or enable the VPN service. At the end of January, QNAP forced the firmware update for its Network Attached Storage (NAS) devices to protect its customers against the DeadBolt ransomware. SecurityAffairs – hacking, DeadBolt ransomware).

Ransomware 80

Ransomware Internet Internet Encryption 80

SecureList

SEPTEMBER 21, 2023

We conducted an analysis of the IoT threat landscape for 2023, as well as the products and services offered on the dark web related to hacking connected devices. Another type of service sold on the dark web is IoT hacking. DeadBolt, which affected thousands of QNAP NAS devices in 2022, is a prominent example of IoT ransomware.

IoT 92

IoT DDOS Passwords Malware 92