CVE-2025-0492 - CVE House

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Status published High CVE-2025-0492

D-Link DIR-823X FUN_00412244 null pointer dereference

8.7 CVSS

Vulnerability Description

A vulnerability has been found in D-Link DIR-823X 240126/240802 and classified as critical. Affected by this vulnerability is the function FUN_00412244. The manipulation leads to null pointer dereference. The attack can be launched remotely. The exploit has been disclosed to the public and may be used.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

hand_king (VulDB User)

References

More from D-Link

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D-Link DI-8400 yyxz.asp yyxz_dlink_asp stack-based overflow

D-Link DI-7400G+ mng_platform.asp sub_478D28 command injection

D-Link DIR-852 SOAP Service soap.cgi soapcgi_main os command injection

D-Link DI-500WF jhttpd version_upgrade.asp os command injection

D-Link DIR-816L soap.cgi soapcgi_main os command injection

Affected Vendor

D-Link

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Affected Software

DIR-823X

Vulnerable Versions:

240126, 240802

Timeline

Official Publish: January 15th, 2025

Last Modified: February 12th, 2025

Added to House: July 22nd, 2026

CVSS Vectors

V3: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Weaknesses (CWE)

CWE-476 CWE-404

MITRE ATT&CK TTPs

T1499 Endpoint Denial of Service

T1499.004 Application or System Exploitation

T1489 Service Stop

T1203 Exploitation for Client Execution

T1190 Exploit Public-Facing Application

T1498 Network Denial of Service

T1562 Impair Defenses

Defense Evasion

T1046 Network Service Discovery