TOTOLINK N600R Buffer Overflow Vulnerability (CNVD-2022-50673)

TOTOLINK N600R is a wireless router from Taiwan, China-based Gion Electronics TOTOLINK.A buffer overflow vulnerability exists in TOTOLINK N600R V4.3.0cu.7647B20210106, which stems from a lack of length validation of the comment parameter in the FUN004192cc function. An attacker could exploit this...

TOTOLINK N600R Buffer Overflow Vulnerability (CNVD-2022-50669)

TOTOLINK N600R is a wireless router from Taiwan, China-based Gion Electronics TOTOLINK.A buffer overflow vulnerability exists in TOTOLINK N600R V4.3.0cu.7647B20210106, which stems from a lack of length validation of the File parameter in the FUN0041309c function. An attacker could exploit this...

Mustang Panda deploys a new wave of malware targeting Europe

By Jung soo An, Asheer Malhotra and Justin Thattil, with contributions from Aliza Berk and Kendall McKay. In February 2022, corresponding roughly with the start of the Russian Invasion of Ukraine, Cisco Talos began observing the China-based threat actor Mustang Panda conducting phishing...

Another Chinese Hacking Group Spotted Targeting Ukraine Amid Russia Invasion

A Chinese-speaking threat actor called Scarab has been linked to a custom backdoor dubbed HeaderTip as part of a campaign targeting Ukraine since Russia embarked on an invasion last month, making it the second China-based hacking group after Mustang Panda to capitalize on the conflict. "The...

Totolink X5000R Command Injection Vulnerability

Totolink X5000R is a router from China-based Jion Electronics Totolink. a command injection vulnerability exists in Totolink X5000R v9.1.0u.6118B20201102, which stems from a failure of the tz parameter in the setNtpCfg function to properly filter the special element of the constructed command. An...

Google: Russian Hackers Target Ukrainians, European Allies via Phishing Attacks

A broad range of threat actors, including Fancy Bear, Ghostwriter, and Mustang Panda, have launched phishing campaigns against Ukraine, Poland, and other European entities amid Russia's invasion of Ukraine. Google's Threat Analysis Group TAG said it took down two Blogspot domains that were used b...

TOTOLink T6 Command Injection Vulnerability (CNVD-2022-17116)

TOTOLink T6 is a wireless dual-band router from China-based TotoLink. setUpgradeFW function of TOTOLink T6 is vulnerable to command injection. An attacker can exploit this vulnerability to execute arbitrary commands via specially crafted MQTT packets...

TOTOLink T6 Command Injection Vulnerability

TOTOLink T6 is a wireless dual-band router from China-based TotoLink. isAssocPriDevice function of TOTOLink T6 is vulnerable to command injection. An attacker can exploit this vulnerability to execute arbitrary commands via specially crafted MQTT packets...

MediaTek 芯片 输入验证错误漏洞

MediaTek chips are a variety of chips from MediaTek, a China-based MediaTek company. The MediaTek chips are vulnerable to an input validation error vulnerability that originates from an incorrect boundary check leading to information disclosure...

Hackers Attempt to Exploit New SolarWinds Serv-U Bug in Log4Shell Attacks

Microsoft on Wednesday disclosed details of a new security vulnerability in SolarWinds Serv-U software that it said was being weaponized by threat actors to propagate attacks leveraging the Log4j flaws to compromise targets. Tracked as CVE-2021-35247 CVSS score: 5.3, the issue is an "input...

Earth Lusca Hackers Aimed at High-Value Targets in Government and Private Sectors

An elusive threat actor called Earth Lusca has been observed striking organizations across the world as part of what appears to be simultaneously an espionage campaign and an attempt to reap monetary profits. "The list of its victims includes high-value targets such as government and educational...

Zyxel NBG6604 Access Control Error Vulnerability

The Zyxel NBG6604 is a dual-band wireless router from China-based Hopkins Technology Zyxel. An access control error vulnerability exists in the Zyxel NBG6604 that originates from the product's CGI program allowing users with expired sessions to access the device. No details of the vulnerability a...

A week in security (Dec 6 – 12)

Last week on Malwarebytes Labs: Log4j zero-day “Log4Shell” arrives just in time to ruin your weekend Click “OK” to defeat MFA Fake job interviews plague major game developers like Riot Games and Rockstar Has your WordPress site been backdoored by a skimmer? What is a search engine and why does...

Microsoft disrupts China-based hacking group Nickel

Microsoft has taken control of 42 web domains that a hacking group was using to try to breach its targets. On December 2, the Microsoft Digital Crimes Unit DCU filed pleadings with the US District Court for the Eastern District of Virginia seeking authority to take control of the sites that it...

NICKEL targeting government organizations across Latin America and Europe

The Microsoft Threat Intelligence Center MSTIC has observed NICKEL, a China-based threat actor, targeting governments, diplomatic entities, and non-governmental organizations NGOs across Central and South America, the Caribbean, Europe, and North America. MSTIC has been tracking NICKEL since 2016...

NICKEL targeting government organizations across Latin America and Europe

The Microsoft Threat Intelligence Center MSTIC has observed NICKEL, a China-based threat actor, targeting governments, diplomatic entities, and non-governmental organizations NGOs across Central and South America, the Caribbean, Europe, and North America. MSTIC has been tracking NICKEL since 2016...

D-Link DWR-932C E1 Command Injection Vulnerability

The D-Link Dwr-932C E1 is a WiFi mobile modem router from China-based D-Link.A security vulnerability exists in the D-Link DWR-932C E1 firmware, which stems from an OS command injection in debugfcgi. An attacker could exploit this vulnerability to perform command injection via a crafted HTTP...

IR615 Router has unspecified vulnerabilities

The Rimutech IR615 Router is a 4G industrial router from China-based Rimutech. The IR615 Router has a security vulnerability that could be exploited by an attacker to obtain valid credentials for the product interface...

IR615 Router OS Command Injection Vulnerability

The Rimutech IR615 Router is a 4G industrial router from China-based Rimutech. The IR615 Router has an operating system command injection vulnerability that could be exploited by an attacker to remotely run commands on behalf of the device...

Microsoft Says Chinese Hackers Were Behind SolarWinds Serv-U SSH 0-Day Attack

Microsoft has shared technical details about a now-fixed, actively exploited critical security vulnerability affecting SolarWinds Serv-U managed file transfer service that it has attributed with "high confidence" to a threat actor operating out of China. In mid-July, the Texas-based company...