U.S. Feds Shut Down China-Linked "KV-Botnet" Targeting SOHO Routers

The U.S. government on Wednesday said it took steps to neutralize a botnet comprising hundreds of U.S.-based small office and home office (SOHO) routers hijacked by a China-linked state-sponsored threat actor called Volt Typhoon and blunt the impact posed by the hacking campaign. The existence of the botnet, dubbed KV-botnet, was first disclosed by the Black Lotus Labs team at

D-Link Confirms Data Breach: Employee Falls Victim to Phishing Attack

Taiwanese networking equipment manufacturer D-Link has confirmed a data breach that led to the exposure of what it said is "low-sensitivity and semi-public information." "The data was confirmed not from the cloud but likely originated from an old D-View 6 system, which reached its end of life as early as 2015," the company said. "The data was used for registration purposes back then. So far, no

Experts Warn of Severe Flaws Affecting Milesight Routers and Titan SFTP Servers

A severity flaw impacting industrial cellular routers from Milesight may have been actively exploited in real-world attacks, new findings from VulnCheck reveal. Tracked as CVE-2023-43261 (CVSS score: 7.5), the vulnerability has been described as a case of information disclosure that affects UR5X, UR32L, UR32, UR35, and UR41 routers before version 35.3.0.7 that could enable attackers to access

AVRecon Botnet Leveraging Compromised Routers to Fuel Illegal Proxy Service

More details have emerged about a botnet called AVRecon, which has been observed making use of compromised small office/home office (SOHO) routers as part of a multi-year campaign active since at least May 2021. AVRecon was first disclosed by Lumen Black Lotus Labs earlier this month as malware capable of executing additional commands and stealing victim's bandwidth for what appears to be an

Critical MikroTik RouterOS Vulnerability Exposes Over Half a Million Devices to Hacking

A severe privilege escalation issue impacting MikroTik RouterOS could be weaponized by remote malicious actors to execute arbitrary code and seize full control of vulnerable devices. Cataloged as CVE-2023-30799 (CVSS score: 9.1), the shortcoming is expected to put approximately 500,000 and 900,000 RouterOS systems at risk of exploitation via their web and/or Winbox interfaces, respectively,

New SOHO Router Botnet AVrecon Spreads to 70,000 Devices Across 20 Countries

A new malware strain has been found covertly targeting small office/home office (SOHO) routers for more than two years, infiltrating over 70,000 devices and creating a botnet with 40,000 nodes spanning 20 countries. Lumen Black Lotus Labs has dubbed the malware AVrecon, making it the third such strain to focus on SOHO routers after ZuoRAT and HiatusRAT over the past year. "This makes AVrecon one

CISA Flags 8 Actively Exploited Flaws in Samsung and D-Link Devices

The U.S. Cybersecurity and Infrastructure Security Agency (CISA) has placed a set of eight flaws to the Known Exploited Vulnerabilities (KEV) catalog, based on evidence of active exploitation. This includes six shortcomings affecting Samsung smartphones and two vulnerabilities impacting D-Link devices. All the flaws have been patched as of 2021. CVE-2021-25394 (CVSS score: 6.4) - Samsung mobile

ASUS Releases Patches to Fix Critical Security Bugs Impacting Multiple Router Models

Taiwanese company ASUS on Monday released firmware updates to address, among other issues, nine security bugs impacting a wide range of router models. Of the nine security flaws, two are rated Critical and six are rated High in severity. One vulnerability is currently awaiting analysis. The list of impacted products are GT6, GT-AXE16000, GT-AX11000 PRO, GT-AXE11000, GT-AX6000, GT-AX11000,

China's Mustang Panda Hackers Exploit TP-Link Routers for Persistent Attacks

The Chinese nation-state actor known as Mustang Panda has been linked to a new set of sophisticated and targeted attacks aimed at European foreign affairs entities since January 2023. An analysis of these intrusions, per Check Point researchers Itay Cohen and Radoslaw Madej, has revealed a custom firmware implant designed explicitly for TP-Link routers. "The implant features several malicious

Industrial Cellular Routers at Risk: 11 New Vulnerabilities Expose OT Networks

Several security vulnerabilities have been disclosed in cloud management platforms associated with three industrial cellular router vendors that could expose operational technology (OT) networks to external attacks. The findings were presented by Israeli industrial cybersecurity firm OTORIO at the Black Hat Asia 2023 conference last week. "Industrial cellular routers and gateways are essential

Microsoft Confirms PaperCut Servers Used to Deliver LockBit and Cl0p Ransomware

Microsoft has confirmed that the active exploitation of PaperCut servers is linked to attacks that are designed to deliver Cl0p and LockBit ransomware families. The tech giant's threat intelligence team is attributing a subset of the intrusions to a financially motivated actor it tracks under the name Lace Tempest (formerly DEV-0950), which overlaps with other hacking groups like FIN11, TA505,

U.S. and U.K. Warn of Russian Hackers Exploiting Cisco Router Flaws for Espionage

U.K. and U.S. cybersecurity and intelligence agencies have warned of Russian nation-state actors exploiting now-patched flaws in networking equipment from Cisco to conduct reconnaissance and deploy malware against select targets. The intrusions, per the authorities, took place in 2021 and targeted a small number of entities in Europe, U.S. government institutions, and about 250 Ukrainian victims

New GoLang-Based HinataBot Exploiting Router and Server Flaws for DDoS Attacks

A new Golang-based botnet dubbed HinataBot has been observed to leverage known flaws to compromise routers and servers and use them to stage distributed denial-of-service (DDoS) attacks. "The malware binaries appear to have been named by the malware author after a character from the popular anime series, Naruto, with file name structures such as 'Hinata-<OS>-<Architecture>,'" Akamai said in a

Critical Security Vulnerabilities Discovered in Netcomm and TP-Link Routers

Security vulnerabilities have been disclosed in Netcomm and TP-Link routers, some of which could be weaponized to achieve remote code execution. The flaws, tracked as CVE-2022-4873 and CVE-2022-4874, concern a case of stack-based buffer overflow and authentication bypass and impact Netcomm router models NF20MESH, NF20, and NL1902 running firmware versions earlier than R6B035. "The two

Cisco Issues Warning for Unpatched Vulnerabilities in EoL Business Routers

Cisco has warned of two security vulnerabilities affecting end-of-life (EoL) Small Business RV016, RV042, RV042G, and RV082 routers that it said will not be fixed, even as it acknowledged the public availability of proof-of-concept (PoC) exploit. The issues are rooted in the router's web-based management interface, enabling a remote adversary to sidestep authentication or execute malicious

Critical RCE Bug Could Let Hackers Remotely Take Over DrayTek Vigor Routers

As many as 29 different router models from DrayTek have been identified as affected by a new critical, unauthenticated remote code execution vulnerability that, if successfully exploited, could lead to full compromise of the devices and unauthorized access to the broader network. "The attack can be performed without user interaction if the management interface of the device has been configured

Cisco Business Routers Found Vulnerable to Critical Remote Hacking Flaws

Cisco on Wednesday rolled out patches to address eight security vulnerabilities, three of which could be weaponized by an unauthenticated attacker to gain remote code execution (RCE) or cause a denial-of-service (DoS) condition on affected devices. The most critical of the flaws impact Cisco Small Business RV160, RV260, RV340, and RV345 Series routers. Tracked as CVE-2022-20842 (CVSS score: 9.8)

ZuoRAT Malware Hijacking Home-Office Routers to Spy on Targeted Networks

A never-before-seen remote access trojan dubbed ZuoRAT has been singling out small office/home office (SOHO) routers as part of a sophisticated campaign targeting North American and European networks. The malware "grants the actor the ability to pivot into the local network and gain access to additional systems on the LAN by hijacking network communications to maintain an undetected foothold,"