Instituto Nacional de ciberseguridad. Sección Incibe
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CVE-2025-11848

Severity CVSS v4.0:
Pending analysis
Type:
CWE-476 NULL Pointer Dereference
Publication date:
24/02/2026
Last modified:
25/02/2026

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.

Impact

Vector 3.x
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H CVSS v3.1 Severity and Metrics:

Base Score: 4.90 MEDIUM
Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H

Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): High
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): None
Integrity (I): None
Availability (A): High

Base Score 3.x
4.90
Severity 3.x
MEDIUM

Vulnerable products and versions

CPE From Up to
cpe:2.3:o:zyxel:ee5301-00_firmware:*:*:*:*:*:*:*:* 5.63\(acld.2.1\)c0 (excluding)
cpe:2.3:h:zyxel:ee5301-00:-:*:*:*:*:*:*:*
cpe:2.3:o:zyxel:ee3301-00_firmware:*:*:*:*:*:*:*:* 5.63\(acmu.2.1\)c0 (excluding)
cpe:2.3:h:zyxel:ee3301-00:-:*:*:*:*:*:*:*
cpe:2.3:o:zyxel:dx5401-b1_firmware:*:*:*:*:*:*:*:* 5.17\(abyo.7.1\)c0 (excluding)
cpe:2.3:h:zyxel:dx5401-b1:-:*:*:*:*:*:*:*
cpe:2.3:o:zyxel:dx4510-b1_firmware:*:*:*:*:*:*:*:* 5.17\(abyl.10.1\)c0 (excluding)
cpe:2.3:h:zyxel:dx4510-b1:-:*:*:*:*:*:*:*
cpe:2.3:o:zyxel:dx4510-b0_firmware:*:*:*:*:*:*:*:* 5.17\(abyl.10.1\)c0 (excluding)
cpe:2.3:h:zyxel:dx4510-b0:-:*:*:*:*:*:*:*
cpe:2.3:o:zyxel:dx3301-t0_firmware:*:*:*:*:*:*:*:* 5.50\(abvy.7.1\)c0 (excluding)
cpe:2.3:h:zyxel:dx3301-t0:-:*:*:*:*:*:*:*
cpe:2.3:o:zyxel:dx3300-t1_firmware:*:*:*:*:*:*:*:* 5.50\(abvy.7.1\)c0 (excluding)
cpe:2.3:h:zyxel:dx3300-t1:-:*:*:*:*:*:*:*
cpe:2.3:o:zyxel:dx3300-t0_firmware:*:*:*:*:*:*:*:* 5.50\(abvy.7.1\)c0 (excluding)

To consult the complete list of CPE names with products and versions, see this page


References to Advisories, Solutions, and Tools