432 matches found
Zyxel Releases Patch for Critical Firewall OS Command Injection Vulnerability
Zyxel has moved to address a critical security vulnerability affecting Zyxel firewall devices that enables unauthenticated and remote attackers to gain arbitrary code execution. "A command injection vulnerability in the CGI program of some firewall versions could allow an attacker to modify...
CVE-2022-30525
A OS command injection vulnerability in the CGI program of Zyxel USG FLEX 100W firmware versions 5.00 through 5.21 Patch 1, USG FLEX 200 firmware versions 5.00 through 5.21 Patch 1, USG FLEX 500 firmware versions 5.00 through 5.21 Patch 1, USG FLEX 700 firmware versions 5.00 through 5.21 Patch 1,...
CVE-2022-30525
CVE-2022-30525 is an OS command injection in Zyxel firewall CGI (Zero Touch Provisioning) that allows remote, unauthenticated code execution via /ztp/cgi-bin/handler (nobody user). Affected: USG FLEX series (5.00–5.21 Patch 1), USG FLEX 50W/USG20(W)-VPN (5.10–5.21 Patch 1), ATP series (5.10–5.21 ...
CVE-2022-30525: Improper Neutralization of Special Elements used in an OS Command
A OS command injection vulnerability in the CGI program of Zyxel USG FLEX 100W firmware versions 5.00 through 5.21 Patch 1, USG FLEX 200 firmware versions 5.00 through 5.21 Patch 1, USG FLEX 500 firmware versions 5.00 through 5.21 Patch 1, USG FLEX 700 firmware versions 5.00 through 5.21 Patch 1,...
CVE-2022-26413: Improper Neutralization of Special Elements used in an OS Command
A command injection vulnerability in the CGI program of Zyxel VMG3312-T20A firmware version 5.30ABFX.5C0 could allow a local authenticated attacker to execute arbitrary OS commands on a vulnerable device via a LAN interface...
PT-2022-17829
Name of the Vulnerable Software and Affected Versions Zyxel VMG3312-T20A firmware version 5.30ABFX.5C0 Description A command injection vulnerability in the CGI program could allow a local authenticated attacker to execute arbitrary OS commands on a vulnerable device via a LAN interface...
Update now! Zyxel patches critical firewall bypass vulnerability
In a security advisory Zyxel has urged customers to update because a security flaw can lead to the circumvention of firewall protection in several Zyxel products. Zyxel is a Taiwanese producer of modems and other networking equipment and its products are sold in over 150 countries. The...
Authentication Bypass Vulnerability in Zyxel Firmware
THREAT LEVEL: Amber For a detailed advisory, download the pdf file here A severe vulnerability CVE-2022-0342 has been discovered in the firmware of some of Zyxels business-grade firewall and VPN products, potentially allowing attackers administrator-level access to affected devices. This...
CVE-2022-0342
An authentication bypass vulnerability in the CGI program of Zyxel USG/ZyWALL series firmware versions 4.20 through 4.70, USG FLEX series firmware versions 4.50 through 5.20, ATP series firmware versions 4.32 through 5.20, VPN series firmware versions 4.30 through 5.20, and NSG series firmware...
CVE-2022-0342
CVE-2022-0342 describes an authentication bypass in Zyxel CGI web interfaces across multiple product lines (USG/ZyWALL, USG FLEX, ATP, VPN, NSG) with firmware ranges 4.20–4.70, 4.50–5.20, 4.32–5.20, 4.30–5.20, and 1.20–1.33 Patch 4. The flaw allows bypassing web authentication to obtain administr...
CVE-2022-0342: Improper Authentication
An authentication bypass vulnerability in the CGI program of Zyxel USG/ZyWALL series firmware versions 4.20 through 4.70, USG FLEX series firmware versions 4.50 through 5.20, ATP series firmware versions 4.32 through 5.20, VPN series firmware versions 4.30 through 5.20, and NSG series firmware...
PT-2022-3379
Name of the Vulnerable Software and Affected Versions ZyXEL USG/ZyWALL series firmware versions 4.35 through 4.70 ZyXEL USG FLEX series firmware versions 4.50 through 5.20 ZyXEL ATP series firmware versions 4.35 through 5.20 ZyXEL VPN series firmware versions 4.35 through 5.20 Description A...
CVE-2021-4029
CVE-2021-4029 concerns Zyxel ARMOR Z1/Z2 firmware where the CGI program is vulnerable to command injection over the LAN interface. The available documents identify the affected component as the CGI entry point within the Zyxel firmware and state that an attacker could execute arbitrary OS command...
CVE-2021-4029: Improper Neutralization of Special Elements used in an OS Command
A command injection vulnerability in the CGI program of the Zyxel ARMOR Z1/Z2 firmware could allow an attacker to execute arbitrary OS commands via a LAN interface...
PT-2022-2061
Name of the Vulnerable Software and Affected Versions Zyxel USG/ZyWALL series versions 4.20 through 4.70 Zyxel USG FLEX series versions 4.50 through 5.20 Zyxel ATP series versions 4.32 through 5.20 Zyxel VPN series versions 4.30 through 5.20 Zyxel NSG series versions V1.20 through V1.33 Patch 4...
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...
CVE-2021-35034
An insufficient session expiration vulnerability in the CGI program of the Zyxel NBG6604 firmware could allow a remote attacker to access the device if the correct token can be intercepted...
Session fixation
An insufficient session expiration vulnerability in the CGI program of the Zyxel NBG6604 firmware could allow a remote attacker to access the device if the correct token can be intercepted...
CVE-2021-35034
An insufficient session expiration vulnerability in the CGI program of the Zyxel NBG6604 firmware could allow a remote attacker to access the device if the correct token can be intercepted...
CVE-2021-35034
Zyxel NBG6604 firmware CGI program has an insufficient session expiration vulnerability that can let a remote attacker access the device if the correct token is intercepted. Impact is unauthorized access via the network; exploitation is network-based with no user interaction. No explicit remediat...