Latest cybersecurity reporting from selected sources.

Unauthenticated Flaw Allows Full Router, Network TakeoverA hidden backdoor, disclosed by CERT/CC and found in multiple firmware versions made by Chinese manufacturer Tenda, bypasses authentication and could grant attackers administrative access. Researchers are reporting exploitation and an Nmap script is making vulnerable devices easier to identify.

Unauthenticated Flaw Allows Full Router, Network TakeoverA hidden backdoor, disclosed by CERT/CC and found in multiple firmware versions made by Chinese manufacturer Tenda, bypasses authentication and could grant attackers administrative access. Researchers are reporting exploitation and an Nmap script is making vulnerable devices easier to identify.

A China-linked threat cluster has been exploiting vulnerable Roundcube servers at U.S. and Canadian universities to steal credentials and deploy backdoor malware. [...]

National vulnerability database claims monitoring mechanism can forward Chinese users' data to remote servers

Several versions of firmware released by Chinese network device manufacturer Tenda have been found to embed an undocumented authentication backdoor that enables administrative access to the devices' web management interfaces, the CERT Coordination Center (CERT/CC) warned Monday

Hacked Infrastructure Delivered Chinese Nation-State Group's Backdoor, Experts WarnThe widely used, open source text-editing software Notepad++ for Windows said attackers exploited a vulnerability to redirect some users to sites that pushed a backdoor onto their system. Security experts have tied the attack to a broader campaign perpetrated by Chinese nation-state actors.

CISA Publishes Anatomy of Advanced Ivanti VPN MalwareHackers using Trojans connected to a malware family deployed by Chinese nation-state hackers are actively exploiting a now-patched vulnerability in Ivanti Connect Secure appliances. The malware "contains capabilities of a rootkit, dropper, backdoor, bootkit, proxy and tunneler."

​Juniper Networks has released emergency security updates to patch a Junos OS vulnerability exploited by Chinese hackers to backdoor routers for stealthy access. [...]

Hackers Targeted a PAN-OS Flaw Days After Its DisclosureA suspected Chinese hacking campaign that began in November is exploiting a vulnerability in Palo Alto firewalls to install a custom malware backdoor for espionage. UNC5325 activity aligns with the Chinese hacking strategy of targeting edge devices.

Google-owned Mandiant said it identified new malware employed by a China-nexus espionage threat actor known as UNC5221 and other threat groups during post-exploitation activity targeting Ivanti Connect Secure VPN and Policy Secure devices

The Chinese state-sponsored group known as UNC3886 has been found to exploit a zero-day flaw in VMware ESXi hosts to backdoor Windows and Linux systems

VMware patched today a VMware ESXi zero-day vulnerability exploited by a Chinese-sponsored hacking group to backdoor Windows and Linux virtual machines and steal data. [...]

Suspected Chinese hackers exploited a recently disclosed FortiOS SSL-VPN vulnerability as a zero-day in December, targeting a European government and an African MSP with a new custom 'BOLDMOVE' Linux and Windows malware. [...]

A sophisticated Chinese advanced persistent threat (APT) actor exploited a critical security vulnerability in Sophos' firewall product that came to light earlier this year to infiltrate an unnamed South Asian target as part of a highly-targeted attack

A Chinese advanced persistent threat tracked as Deep Panda has been observed exploiting the Log4Shell vulnerability in VMware Horizon servers to deploy a backdoor and a novel rootkit on infected machines with the goal of stealing sensitive data

An unknown Chinese-speaking threat actor has been targeting betting companies in Taiwan, Hong Kong, and the Philippines, leveraging a vulnerability in WPS Office to plant a backdoor on the targeted systems. [...]