Pierluigi Paganini
September 04, 2024
Taiwanese manufacturer Zyxel addressed a critical OS command injection flaw affecting multiple models of its business routers. Zyxel has released security updates to address a critical vulnerability, tracked as CVE-2024-7261 (CVSS v3 score of 9.8), impacting multiple models of its business routers. The flaw is an operating system (OS) command injection issue that stems from the improper […]
Pierluigi Paganini
June 25, 2024
Researchers warn that a Mirai-based botnet is exploiting a recently disclosed critical vulnerability in EoL Zyxel NAS devices. Researchers at the Shadowserver Foundation warn that a Mirai-based botnet has started exploiting a recently disclosed vulnerability tracked as CVE-2024-29973 (CVSS score 9.8) in end-of-life NAS devices Zyxel NAS products. The flaw is a command injection vulnerability […]
Pierluigi Paganini
June 05, 2024
Zyxel Networks released an emergency security update to address critical vulnerabilities in end-of-life NAS devices. Zyxel Networks released an emergency security update to address three critical flaws in some of its NAS devices that have reached end-of-life. An attacker can exploit the vulnerabilities to perform command injection attacks and achieve remote code execution. Two flaws […]
Pierluigi Paganini
February 27, 2024
Taiwanese vendor Zyxel warns of security vulnerabilities in its firewalls and access points, including a remote code execution flaw. Taiwanese networking vendor Zyxel addressed four vulnerabilities, respectively tracked as CVE-2023-6397, CVE-2023-6398, CVE-2023-6399, and CVE-2023-6764, in its firewalls and access points. The flaws can be exploited by threat actors to carry out command injection and denial-of-service attacks and to […]
Pierluigi Paganini
December 04, 2023
Zyxel addressed tens of vulnerabilities that expose users to cyber attacks, including command injection and authentication bypass. Taiwanese vendor Zyxel addressed tens of vulnerabilities in its firewalls and access points. The addressed issues are tracked as CVE-2023-35136, CVE-2023-35139, CVE-2023-37925, CVE-2023-37926, CVE-2023-4397, CVE-2023-4398, CVE-2023-5650, CVE-2023-5797, CVE-2023-5960. Threat actors can exploit the vulnerabilities to steal cookies, access configuration files, carry out command injection and denial-of-service […]
Pierluigi Paganini
July 22, 2023
Researchers warn of several DDoS botnets exploiting a critical flaw tracked as CVE-2023-28771 in Zyxel devices. Fortinet FortiGuard Labs researchers warned of multiple DDoS botnets exploiting a vulnerability impacting multiple Zyxel firewalls. The flaw, tracked as CVE-2023-28771 (CVSS score: 9.8), is a command injection issue that could potentially allow an unauthorized attacker to execute arbitrary […]
Pierluigi Paganini
June 20, 2023
Zyxel released security updates to address a critical vulnerability affecting its network-attached storage (NAS) devices. Zyxel released security updates to address a critical security flaw, tracked as CVE-2023-27992 (CVSS score: 9.8), affecting its network-attached storage (NAS) devices. The vulnerability is a pre-authentication command injection issue that impacts the Zyxel NAS326 firmware versions prior to V5.21(AAZF.14)C0, NAS540 firmware […]
Pierluigi Paganini
June 04, 2023
Zyxel has published guidance for protecting firewall and VPN devices from the ongoing attacks recently discovered. Zyxel has published guidance for protecting firewall and VPN devices from ongoing attacks exploiting  CVE-2023-28771, CVE-2023-33009, and CVE-2023-33010 vulnerabilities. “Simultaneously, Zyxel has been urging users to install the patches through multiple channels, including issuing several security advisory newsletters to registered users […]
Pierluigi Paganini
June 01, 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. Their objective is to leverage this vulnerability to deploy and install malware on the affected systems.US CISA added the […]
Pierluigi Paganini
May 25, 2023
Zyxel fixed two critical flaws in multiple firewall and VPN products that can lead to remote code execution or cause a DoS condition. Zyxel addressed two critical buffer overflow vulnerabilities, tracked as CVE-2023-33009 and CVE-2023-33010, that affect several of its firewall and VPN products. A remote, unauthenticated attacker can can trigger the flaws to cause a denial-of-service (DoS) […]
