Filtered by vendor Zyxel Subscriptions
Total 310 CVE
CVE Vendors Products Updated CVSS v3.1
CVE-2023-37928 1 Zyxel 4 Nas326, Nas326 Firmware, Nas542 and 1 more 2025-02-13 8.8 High
A post-authentication command injection vulnerability in the WSGI server of the Zyxel NAS326 firmware version V5.21(AAZF.14)C0 and NAS542 firmware version V5.21(ABAG.11)C0 could allow an authenticated attacker to execute some operating system (OS) commands by sending a crafted URL to a vulnerable device.
CVE-2023-37927 1 Zyxel 4 Nas326, Nas326 Firmware, Nas542 and 1 more 2025-02-13 8.8 High
The improper neutralization of special elements in the CGI program of the Zyxel NAS326 firmware version V5.21(AAZF.14)C0 and NAS542 firmware version V5.21(ABAG.11)C0 could allow an authenticated attacker to execute some operating system (OS) commands by sending a crafted URL to a vulnerable device.
CVE-2025-0890 1 Zyxel 1 Vmg4325-b10a Firmware 2025-02-12 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-2023-22916 1 Zyxel 36 Atp100, Atp100 Firmware, Atp100w and 33 more 2025-02-12 8.1 High
The configuration parser of Zyxel ATP series firmware versions 5.10 through 5.35, USG FLEX series firmware versions 5.00 through 5.35, USG FLEX 50(W) firmware versions 5.10 through 5.35, USG20(W)-VPN firmware versions 5.10 through 5.35, and VPN series firmware versions 5.00 through 5.35, which fails to properly sanitize user input. A remote unauthenticated attacker could leverage the vulnerability to modify device configuration data, resulting in DoS conditions on an affected device if the attacker could trick an authorized administrator to switch the management mode to the cloud mode.
CVE-2023-22915 1 Zyxel 24 Usg 20w-vpn, Usg 20w-vpn Firmware, Usg Flex 100 and 21 more 2025-02-12 7.5 High
A buffer overflow vulnerability in the “fbwifi_forward.cgi” CGI program of Zyxel USG FLEX series firmware versions 4.50 through 5.35, USG FLEX 50(W) firmware versions 4.30 through 5.35, USG20(W)-VPN firmware versions 4.30 through 5.35, and VPN series firmware versions 4.30 through 5.35, which could allow a remote unauthenticated attacker to cause DoS conditions by sending a crafted HTTP request if the Facebook WiFi function were enabled on an affected device.
CVE-2023-22914 1 Zyxel 22 Usg Flex 100, Usg Flex 100 Firmware, Usg Flex 100w and 19 more 2025-02-12 7.2 High
A path traversal vulnerability in the “account_print.cgi” CGI program of Zyxel USG FLEX series firmware versions 4.50 through 5.35, and VPN series firmware versions 4.30 through 5.35, which could allow a remote authenticated attacker with administrator privileges to execute unauthorized OS commands in the “tmp” directory by uploading a crafted file if the hotspot function were enabled.
CVE-2023-22913 1 Zyxel 22 Usg Flex 100, Usg Flex 100 Firmware, Usg Flex 100w and 19 more 2025-02-12 8.1 High
A post-authentication command injection vulnerability in the “account_operator.cgi” CGI program of Zyxel USG FLEX series firmware versions 4.50 through 5.35, and VPN series firmware versions 4.30 through 5.35, which could allow a remote authenticated attacker to modify device configuration data, resulting in denial-of-service (DoS) conditions on an affected device.
CVE-2023-22917 1 Zyxel 36 Atp100, Atp100 Firmware, Atp100w and 33 more 2025-02-12 7.5 High
A buffer overflow vulnerability in the “sdwan_iface_ipc” binary of Zyxel ATP series firmware versions 5.10 through 5.32, USG FLEX series firmware versions 5.00 through 5.32, USG FLEX 50(W) firmware versions 5.10 through 5.32, USG20(W)-VPN firmware versions 5.10 through 5.32, and VPN series firmware versions 5.00 through 5.35, which could allow a remote unauthenticated attacker to cause a core dump with a request error message on a vulnerable device by uploading a crafted configuration file.
CVE-2023-22918 1 Zyxel 102 Atp100, Atp100 Firmware, Atp100w and 99 more 2025-02-12 6.5 Medium
A post-authentication information exposure vulnerability in the CGI program of Zyxel ATP series firmware versions 4.32 through 5.35, USG FLEX series firmware versions 4.50 through 5.35, USG FLEX 50(W) firmware versions 4.16 through 5.35, USG20(W)-VPN firmware versions 4.16 through 5.35, VPN series firmware versions 4.30 through 5.35, NWA110AX firmware version 6.50(ABTG.2) and earlier versions, WAC500 firmware version 6.50(ABVS.0) and earlier versions, and WAX510D firmware version 6.50(ABTF.2) and earlier versions, which could allow a remote authenticated attacker to retrieve encrypted information of the administrator on an affected device.
CVE-2023-27991 1 Zyxel 38 Atp100, Atp100 Firmware, Atp100w and 35 more 2025-02-04 8.8 High
The post-authentication command injection vulnerability in the CLI command of Zyxel ATP series firmware versions 4.32 through 5.35, USG FLEX series firmware versions 4.50 through 5.35, USG FLEX 50(W) firmware versions 4.16 through 5.35, USG20(W)-VPN firmware versions 4.16 through 5.35, and VPN series firmware versions 4.30 through 5.35, which could allow an authenticated attacker to execute some OS commands remotely.
CVE-2023-28770 1 Zyxel 2 Dx5401-b0, Dx5401-b0 Firmware 2025-01-31 7.5 High
The sensitive information exposure vulnerability in the CGI “Export_Log” and the binary “zcmd” in Zyxel DX5401-B0 firmware versions prior to V5.17(ABYO.1)C0 could allow a remote unauthenticated attacker to read the system files and to retrieve the password of the supervisor from the encrypted file.
CVE-2023-28769 1 Zyxel 2 Dx5401-b0, Dx5401-b0 Firmware 2025-01-31 9.8 Critical
The buffer overflow vulnerability in the library “libclinkc.so” of the web server “zhttpd” in Zyxel DX5401-B0 firmware versions prior to V5.17(ABYO.1)C0 could allow a remote unauthenticated attacker to execute some OS commands or to cause denial-of-service (DoS) conditions on a vulnerable device.
CVE-2023-22919 1 Zyxel 2 Nbg6604, Nbg6604 Firmware 2025-01-30 8.8 High
The post-authentication command injection vulnerability in the Zyxel NBG6604 firmware version V1.01(ABIR.0)C0 could allow an authenticated attacker to execute some OS commands remotely by sending a crafted HTTP request.
CVE-2023-22921 1 Zyxel 2 Nbg-418n, Nbg-418n Firmware 2025-01-30 7.5 High
A cross-site scripting (XSS) vulnerability in the Zyxel NBG-418N v2 firmware versions prior to V1.00(AARP.14)C0 could allow a remote authenticated attacker with administrator privileges to store malicious scripts using a web management interface parameter, resulting in denial-of-service (DoS) conditions on an affected device.
CVE-2023-22922 1 Zyxel 2 Nbg-418n, Nbg-418n Firmware 2025-01-30 7.5 High
A buffer overflow vulnerability in the Zyxel NBG-418N v2 firmware versions prior to V1.00(AARP.14)C0 could allow a remote unauthenticated attacker to cause DoS conditions by sending crafted packets if Telnet is enabled on a vulnerable device.
CVE-2023-22923 1 Zyxel 2 Nbg-418n, Nbg-418n Firmware 2025-01-30 6.5 Medium
A format string vulnerability in a binary of the Zyxel NBG-418N v2 firmware versions prior to V1.00(AARP.14)C0 could allow a remote authenticated attacker to cause denial-of-service (DoS) conditions on an affected device.
CVE-2023-22924 1 Zyxel 2 Nbg-418n, Nbg-418n Firmware 2025-01-30 4.9 Medium
A buffer overflow vulnerability in the Zyxel NBG-418N v2 firmware versions prior to V1.00(AARP.14)C0 could allow a remote authenticated attacker with administrator privileges to cause denial-of-service (DoS) conditions by executing crafted CLI commands on a vulnerable device.
CVE-2024-0816 1 Zyxel 130 Ax7501-b0, Ax7501-b0 Firmware, Ax7501-b1 and 127 more 2025-01-22 5.5 Medium
The buffer overflow vulnerability in the DX3300-T1 firmware version V5.50(ABVY.4)C0 could allow an authenticated local attacker to cause denial of service (DoS) conditions by executing the CLI command with crafted strings on an affected device.
CVE-2023-37929 1 Zyxel 64 Ax7501-b0, Ax7501-b0 Firmware, Ax7501-b1 and 61 more 2025-01-22 6.5 Medium
The buffer overflow vulnerability in the CGI program of the VMG3625-T50B firmware version V5.50(ABPM.8)C0 could allow an authenticated remote attacker to cause denial of service (DoS) conditions by sending a crafted HTTP request to a vulnerable device.
CVE-2024-29976 1 Zyxel 4 Nas326, Nas326 Firmware, Nas542 and 1 more 2025-01-22 6.5 Medium
** UNSUPPORTED WHEN ASSIGNED ** The improper privilege management vulnerability in the command “show_allsessions” in Zyxel NAS326 firmware versions before V5.21(AAZF.17)C0 and NAS542 firmware versions before V5.21(ABAG.14)C0 could allow an authenticated attacker to obtain a logged-in administrator’s session information containing cookies on an affected device.