Filtered by vendor Zyxel Subscriptions
Total 314 CVE
CVE Vendors Products Updated CVSS v3.1
CVE-2024-11253 1 Zyxel 2 Vmg8825-t50k, Vmg8825-t50k Firmware 2025-07-12 7.2 High
A post-authentication command injection vulnerability in the "DNSServer” parameter of the diagnostic function in the Zyxel VMG8825-T50K firmware version V5.50(ABOM.8.5)C0 and earlier could allow an authenticated attacker with administrator privileges to execute operating system (OS) commands on a vulnerable device.
CVE-2025-0890 1 Zyxel 1 Vmg4325-b10a Firmware 2025-07-12 9.8 Critical
**UNSUPPORTED WHEN ASSIGNED** Insecure default credentials for the Telnet function in the legacy DSL CPE Zyxel VMG4325-B10A firmware version 1.00(AAFR.4)C0_20170615 could allow an attacker to log in to the management interface if the administrators have the option to change the default credentials but fail to do so.
CVE-2025-3577 1 Zyxel 2 Amg1302-t10b, Amg1302-t10b Firmware 2025-06-23 4.9 Medium
**UNSUPPORTED WHEN ASSIGNED** A path traversal vulnerability in the web management interface of the Zyxel AMG1302-T10B firmware version 2.00(AAJC.16)C0 could allow an authenticated attacker with administrator privileges to access restricted directories by sending a crafted HTTP request to an affected device.
CVE-2023-35136 1 Zyxel 20 Atp100, Atp100w, Atp200 and 17 more 2025-06-05 5.5 Medium
An improper input validation vulnerability in the “Quagga” package of the Zyxel ATP series firmware versions 4.32 through 5.37, USG FLEX series firmware versions 4.50 through 5.37, USG FLEX 50(W) series firmware versions 4.16 through 5.37, USG20(W)-VPN series firmware versions 4.16 through 5.37, and VPN series firmware versions 4.30 through 5.37, could allow an authenticated local attacker to access configuration files on an affected device.
CVE-2022-34746 1 Zyxel 20 Gs1900-10hp, Gs1900-10hp Firmware, Gs1900-16 and 17 more 2025-05-29 5.9 Medium
An insufficient entropy vulnerability caused by the improper use of randomness sources with low entropy for RSA key pair generation was found in Zyxel GS1900 series firmware versions prior to V2.70. This vulnerability could allow an unauthenticated attacker to retrieve a private key by factoring the RSA modulus N in the certificate of the web administration interface.
CVE-2022-40602 1 Zyxel 2 Lte3301-m209, Lte3301-m209 Firmware 2025-04-28 9.8 Critical
A flaw in the Zyxel LTE3301-M209 firmware verisons prior to V1.00(ABLG.6)C0 could allow a remote attacker to access the device using an improper pre-configured password if the remote administration feature has been enabled by an authenticated administrator.
CVE-2022-40603 1 Zyxel 38 Atp100, Atp100 Firmware, Atp100w and 35 more 2025-04-23 4.7 Medium
A cross-site scripting (XSS) vulnerability in the CGI program of Zyxel ZyWALL/USG series firmware versions 4.30 through 4.72, VPN series firmware versions 4.30 through 5.31, USG FLEX series firmware versions 4.50 through 5.31, and ATP series firmware versions 4.32 through 5.31, which could allow an attacker to trick a user into visiting a crafted URL with the XSS payload. Then, the attacker could gain access to some browser-based information if the malicious script is executed on the victim’s browser.
CVE-2017-15226 1 Zyxel 2 Nbg6716, Nbg6716 Firmware 2025-04-20 N/A
Zyxel NBG6716 V1.00(AAKG.9)C0 devices allow command injection in the ozkerz component because beginIndex and endIndex are used directly in a popen call.
CVE-2015-7256 1 Zyxel 50 C1000z, C1000z Firmware, Fr1000z and 47 more 2025-04-20 N/A
ZyXEL NWA1100-N, NWA1100-NH, NWA1121-NI, NWA1123-AC, and NWA1123-NI access points; P-660HN-51, P-663HN-51, VMG1312-B10A, VMG1312-B30A, VMG1312-B30B, VMG4380-B10A, VMG8324-B10A, VMG8924-B10A, VMG8924-B30A, and VSG1435-B101 DSL CPEs; PMG5318-B20A GPONs; SBG3300-N000, SBG3300-NB00, and SBG3500-N000 small business gateways; GS1900-8 and GS1900-24 switches; and C1000Z, Q1000, FR1000Z, and P8702N project models use non-unique X.509 certificates and SSH host keys.
CVE-2016-10401 1 Zyxel 2 Pk5001z, Pk5001z Firmware 2025-04-20 N/A
ZyXEL PK5001Z devices have zyad5001 as the su password, which makes it easier for remote attackers to obtain root access if a non-root account password is known (or a non-root default account exists within an ISP's deployment of these devices).
CVE-2016-10227 1 Zyxel 4 Nwa3560-n, Nwa3560-n Firmware, Usg50 and 1 more 2025-04-20 N/A
Zyxel USG50 Security Appliance and NWA3560-N Access Point allow remote attackers to cause a denial of service (CPU consumption) via a flood of ICMPv4 Port Unreachable packets.
CVE-2017-3216 5 Greenpacket, Huawei, Mada and 2 more 28 Ox350, Ox350 Firmware, Bm2022 and 25 more 2025-04-20 N/A
WiMAX routers based on the MediaTek SDK (libmtk) that use a custom httpd plugin are vulnerable to an authentication bypass allowing a remote, unauthenticated attacker to gain administrator access to the device by performing an administrator password change on the device via a crafted POST request.
CVE-2017-17901 1 Zyxel 2 P-660hw, P-660hw Firmware 2025-04-20 N/A
ZyXEL P-660HW v3 devices allow remote attackers to cause a denial of service (CPU consumption) via a flood of IP packets with a TTL of 1.
CVE-2017-7964 1 Zyxel 1 Wre6505 Firmware 2025-04-20 N/A
Zyxel WRE6505 devices have a default TELNET password of 1234 for the root and admin accounts, which makes it easier for remote attackers to conduct DNS hijacking attacks by reconfiguring the built-in dnshijacker process.
CVE-2022-38546 1 Zyxel 2 Nbg7510, Nbg7510 Firmware 2025-04-15 5.3 Medium
A DNS misconfiguration was found in Zyxel NBG7510 firmware versions prior to V1.00(ABZY.3)C0, which could allow an unauthenticated attacker to access the DNS server when the device is switched to the AP mode.
CVE-2015-5990 1 Zyxel 1 Gs1900-10hp Firmware 2025-04-12 N/A
Cross-site request forgery (CSRF) vulnerability on Belkin F9K1102 2 devices with firmware 2.10.17 allows remote attackers to hijack the authentication of arbitrary users.
CVE-2015-5988 1 Zyxel 1 Gs1900-10hp Firmware 2025-04-12 N/A
The web management interface on Belkin F9K1102 2 devices with firmware 2.10.17 has a blank password, which allows remote attackers to obtain administrative privileges by leveraging a LAN session.
CVE-2014-7278 1 Zyxel 2 Sbg3300-n, Sbg3300-n Firmware 2025-04-12 N/A
The login page on the ZyXEL SBG-3300 Security Gateway with firmware 1.00(AADY.4)C0 and earlier allows remote attackers to cause a denial of service (persistent web-interface outage) via JavaScript code within unspecified "welcome message" form data that is improperly handled during use for the loginMsg variable's value, a different vulnerability than CVE-2014-7277.
CVE-2014-7277 1 Zyxel 2 Sbg3300-n, Sbg3300-n Firmware 2025-04-12 N/A
Cross-site scripting (XSS) vulnerability in the login page on the ZyXEL SBG-3300 Security Gateway with firmware 1.00(AADY.4)C0 and earlier allows remote attackers to inject arbitrary web script or HTML via unspecified "welcome message" form data that is improperly handled during rendering of the loginMessage list item, a different vulnerability than CVE-2014-7278.
CVE-2015-7283 1 Zyxel 2 Nbg-418n, Nbg-418n Firmware 2025-04-12 N/A
The web administration interface on ZyXEL NBG-418N devices with firmware 1.00(AADZ.3)C0 has a default password of 1234 for the admin account, which allows remote attackers to obtain administrative privileges by leveraging a LAN session.