MEDIUM · 4.9

CVE-2025-11848

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....

Vulnerability Description

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.

CVSS Score

4.9

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
HIGH
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH

Affected Products

VendorProductVersions
ZyxelEe5301-00 Firmware< 5.63\(acld.2.1\)c0
ZyxelEe5301-00-
ZyxelEe3301-00 Firmware< 5.63\(acmu.2.1\)c0
ZyxelEe3301-00-
ZyxelDx5401-B1 Firmware< 5.17\(abyo.7.1\)c0
ZyxelDx5401-B1-
ZyxelDx4510-B1 Firmware< 5.17\(abyl.10.1\)c0
ZyxelDx4510-B1-
ZyxelDx4510-B0 Firmware< 5.17\(abyl.10.1\)c0
ZyxelDx4510-B0-
ZyxelDx3301-T0 Firmware< 5.50\(abvy.7.1\)c0
ZyxelDx3301-T0-
ZyxelDx3300-T1 Firmware< 5.50\(abvy.7.1\)c0
ZyxelDx3300-T1-
ZyxelDx3300-T0 Firmware< 5.50\(abvy.7.1\)c0
ZyxelDx3300-T0-
ZyxelEe6510-10 Firmware< 5.19\(acjq.4.1\)c0
ZyxelEe6510-10-
ZyxelEmg3525-T50B Firmware< 5.50\(abpm.9.7\)c0
ZyxelEmg3525-T50B-

Related Weaknesses (CWE)

References

FAQ

What is CVE-2025-11848?

CVE-2025-11848 is a vulnerability with a CVSS score of 4.9 (MEDIUM). 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....

How severe is CVE-2025-11848?

CVE-2025-11848 has been rated MEDIUM with a CVSS base score of 4.9/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2025-11848?

Check the references section above for vendor advisories and patch information. Affected products include: Zyxel Ee5301-00 Firmware, Zyxel Ee5301-00, Zyxel Ee3301-00 Firmware, Zyxel Ee3301-00, Zyxel Dx5401-B1 Firmware.