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CVE-2025-0492

D-Link DIR-823X FUN_00412244 null pointer dereference

HIGH
7.5
CVSS Score
Published: January 15, 2025 at 10:00 PM UTC
Updated: June 17, 2026 at 08:26 AM UTC
2 products affected across 1 vendorDir 823X AX3000 FirmwareDIR-823X

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Severity
HIGH7.5
Exploit prediction
EPSS 2%
SSVC
PoC

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (5)

ExploitThird Party Advisory
Source: [email protected]
https://tasty-foxtrot-3a8.notion.site/D-link-DIR-823X-FUN_00412244-NULL-Pointer-Dereference-1730448e619580fcb7f9d871c6e7190a
SignaturePermissions RequiredVDB Entry
Source: [email protected]
https://vuldb.com/?ctiid.291937
VDB EntryTechnical DescriptionThird Party Advisory
Source: [email protected]
https://vuldb.com/?id.291937
Third Party AdvisoryVDB Entry
Source: [email protected]
https://vuldb.com/?submit.475301
Product
Source: [email protected]
https://www.dlink.com/

SSVC — Action Prioritization

SSVCPoCAutomatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

7.5HIGHVulDB
Vector?

Quick Info

StatusANALYZED
CWE
CWE-404CWE-476

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