Zyxel Ex3301 T0 vulnerabilities

23 vulnerabilities

Known vulnerabilities in Zyxel Ex3301 T0, newest first, with CVSS severity, EPSS, KEV listings, ransomware use and the affected versions.

8.8CVE-2025-13943zyxelam7510-00_firmware+52
EPSS score
1.45%
A post-authentication command injection vulnerability in the log file download function of the Zyxel EX3301-T0 firmware versions through 5.50(ABVY.7)C0 could allow an authenticated attacker to execute operating system (OS) commands on an affected device.
4.9CVE-2025-11846zyxelax7501-b1_firmware+55
EPSS score
1.19%
A null pointer dereference vulnerability in the account settings CGI program of the Zyxel VMG3625-T50B firmware versions through 5.50(ABPM.9.6)C0 and the Zyxel WX3100-T0 firmware versions through 5.50(ABVL.4.8)C0 could allow an authenticated attacker with administrator privileges to trigger a denial-of-service (DoS) condition by sending a crafted HTTP request.
4.9CVE-2025-11845zyxelax7501-b1_firmware+55
EPSS score
0.81%
A null pointer dereference vulnerability in the certificate downloader CGI program of the Zyxel VMG3625-T50B firmware versions through 5.50(ABPM.9.6)C0 and the Zyxel WX3100-T0 firmware versions through 5.50(ABVL.4.8)C0 could allow an authenticated attacker with administrator privileges to trigger a denial-of-service (DoS) condition by sending a crafted HTTP request.
4.9CVE-2025-11848zyxelax7501-b1_firmware+49
EPSS score
1.96%
A null pointer dereference vulnerability in the Wake-on-LAN CGI program of the Zyxel VMG3625-T50B firmware version through 5.50(ABPM.9.6)C0 and the Zyxel WX3100-T0 firmware versions through 5.50(ABVL.4.8)C0 could allow an authenticated attacker with administrator privileges to trigger a denial-of-service (DoS) condition by sending a crafted HTTP request.
4.9CVE-2025-11847zyxelax7501-b1_firmware+55
EPSS score
1.81%
A null pointer dereference vulnerability in the IP settings CGI program of the Zyxel VMG3625-T50B firmware versions through 5.50(ABPM.9.6)C0 and the Zyxel WX3100-T0 firmware versions through 5.50(ABVL.4.8)C0 could allow an authenticated attacker with administrator privileges to trigger a denial-of-service (DoS) condition by sending a crafted HTTP request.
7.5CVE-2025-6599zyxelax7501-b0_firmware+66
EPSS score
0.34%
An uncontrolled resource consumption vulnerability in the web server of Zyxel DX3301-T0 firmware version 5.50(ABVY.6.3)C0 and earlier could allow an attacker to perform Slowloris‑style denial‑of‑service (DoS) attacks. Such attacks may temporarily block legitimate HTTP requests and partially disrupt access to the web management interface, while other networking services remain unaffected.
8.8CVE-2025-8693zyxelax7501-b0_firmware+54
EPSS score
1.05%
A post-authentication command injection vulnerability in the "priv" parameter of Zyxel DX3300-T0 firmware version 5.50(ABVY.6.3)C0 and earlier could allow an authenticated attacker to execute operating system (OS) commands on an affected device.
6.5CVE-2022-43392zyxelax7501-b0_firmware+48
EPSS score
0.62%
A buffer overflow vulnerability in the parameter of web server in Zyxel NR7101 firmware prior to V1.15(ACCC.3)C0, which could allow an authenticated attacker to cause denial-of-service (DoS) conditions by sending a crafted authorization request.
8.8CVE-2022-43390zyxelax7501-b0_firmware+39
EPSS score
1.08%
A command injection vulnerability in the CGI program of Zyxel NR7101 firmware prior to V1.15(ACCC.3)C0, which could allow an authenticated attacker to execute some OS commands on a vulnerable device by sending a crafted HTTP request.
6.5CVE-2022-43391zyxelax7501-b0_firmware+48
EPSS score
0.72%
A buffer overflow vulnerability in the parameter of the CGI program in Zyxel NR7101 firmware prior to V1.15(ACCC.3)C0, which could allow an authenticated attacker to cause denial-of-service (DoS) conditions by sending a crafted HTTP request.
5.5CVE-2024-0816zyxelax7501-b0_firmware+65
EPSS score
0.14%
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.
4.9CVE-2024-9197zyxelax7501-b0_firmware+36
EPSS score
0.51%
A post-authentication buffer overflow vulnerability in the parameter "action" of the CGI program in Zyxel VMG3625-T50B firmware versions through V5.50(ABPM.9.2)C0 could allow an authenticated attacker with administrator privileges to cause a temporary denial of service (DoS) condition against the web management interface by sending a crafted HTTP GET request to a vulnerable device if the function ZyEE is enabled.
4.9CVE-2024-38267zyxelax7501-b1_firmware+41
EPSS score
0.43%
An improper restriction of operations within the bounds of a memory buffer in the IPv6 address parser of the Zyxel VMG8825-T50K firmware versions through 5.50(ABOM.8)C0 could allow an authenticated attacker with administrator privileges to cause potential memory corruptions, resulting in a thread crash on an affected device.
4.9CVE-2024-38269zyxelax7501-b1_firmware+41
EPSS score
0.43%
An improper restriction of operations within the bounds of a memory buffer in the USB file-sharing handler of the Zyxel VMG8825-T50K firmware versions through 5.50(ABOM.8)C0 could allow an authenticated attacker with administrator privileges to cause potential memory corruptions, resulting in a thread crash on an affected device.
4.9CVE-2024-38268zyxelax7501-b1_firmware+41
EPSS score
0.43%
An improper restriction of operations within the bounds of a memory buffer in the MAC address parser of the Zyxel VMG8825-T50K firmware versions through 5.50(ABOM.8)C0 could allow an authenticated attacker with administrator privileges to cause potential memory corruptions, resulting in a thread crash on an affected device.
4.9CVE-2024-38266zyxelax7501-b0_firmware+42
EPSS score
0.43%
An improper restriction of operations within the bounds of a memory buffer in the parameter type parser of the Zyxel VMG8825-T50K firmware versions through 5.50(ABOM.8)C0 could allow an authenticated attacker with administrator privileges to cause potential memory corruptions, resulting in a thread crash on an affected device.
7.5CVE-2024-5412zyxelax7501-b0_firmware+50
EPSS score
0.66%
A buffer overflow vulnerability in the library "libclinkc" of the Zyxel VMG8825-T50K firmware version 5.50(ABOM.8)C0 could allow an unauthenticated attacker to cause denial of service (DoS) conditions by sending a crafted HTTP request to a vulnerable device.
7.2CVE-2024-12009zyxelax7501-b0_firmware+38
EPSS score
1.08%
A post-authentication command injection vulnerability in the "ZyEE" function of the Zyxel EX5601-T1 firmware version V5.70(ACDZ.3.6)C0 and earlier could allow an authenticated attacker with administrator privileges to execute operating system (OS) commands on a vulnerable device.
7.2CVE-2024-12010zyxelax7501-b0_firmware+41
EPSS score
1.08%
A post-authentication command injection vulnerability in the ”zyUtilMailSend” function of the Zyxel AX7501-B1 firmware version V5.17(ABPC.5.3)C0 and earlier could allow an authenticated attacker with administrator privileges to execute operating system (OS) commands on a vulnerable device.
7.5CVE-2024-8748zyxelax7501-b0_firmware+63
EPSS score
0.52%
A buffer overflow vulnerability in the packet parser of the third-party library "libclinkc" in Zyxel VMG8825-T50K firmware versions through V5.50(ABOM.8.4)C0 could allow an attacker to cause a temporary denial of service (DoS) condition against the web management interface by sending a crafted HTTP POST request to a vulnerable device.