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
ZyxelEx5601-T1 Firmware< 5.70\(acdz.5.1\)c0
ZyxelEx5601-T1-
ZyxelEx7501-B0 Firmware< 5.18\(achn.3.1\)c0
ZyxelEx7501-B0-
ZyxelEx7710-B0 Firmware< 5.18\(acak.1.6\)c0
ZyxelEx7710-B0-
ZyxelGm4100-B0 Firmware< 5.18\(accl.2\)c0
ZyxelGm4100-B0-
ZyxelPm7500-00 Firmware< 5.61\(ackk.1.2\)c0
ZyxelPm7500-00-
ZyxelVmg3625-T50B Firmware< 5.50\(abpm.9.7\)c0
ZyxelVmg3625-T50B-
ZyxelVmg4005-B50A Firmware< 5.17\(abqa.3.2\)c0
ZyxelVmg4005-B50A-
ZyxelVmg4005-B60A Firmware< 5.17\(abqa.3.2\)c0
ZyxelVmg4005-B60A-
ZyxelAx7501-B1 Firmware< 5.17\(abpc.7.1\)c0
ZyxelAx7501-B1-
ZyxelPe3301-00 Firmware< 5.63\(acmt.2.1\)c0
ZyxelPe3301-00-

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 Ex5601-T1 Firmware, Zyxel Ex5601-T1, Zyxel Ex7501-B0 Firmware, Zyxel Ex7501-B0, Zyxel Ex7710-B0 Firmware.