Home/CVE/A vulnerability has been found in D-Link DIR-823X 240126/240802 and classified as critical. Affected by this vulnerabili
CVE

CVE-2025-0492

A vulnerability has been found in D-Link DIR-823X 240126/240802 and classified as critical. Affected by this vulnerabili

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.

HIGH · CVSS 7.5 EPSS 0.0086
Act now
  • Public exploit or PoC is available
  • SSVC automatable: yes - attacks can be scripted at scale
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-404Improper Resource Shutdown or Release
CWE-476NULL Pointer Dereference
▤

Affected Products & Versions

1
dlink dir-823x firmwareall versions
⚠

Public Exploits & PoCs

1
poctasty-foxtrot-3a8.notion.site · D-link-DIR-823X-FUN_00412244-NULL-Pointer-Dereference-173...tasty-foxtrot-3a8.notion.site
▣

Scoring & Timeline

7.5
HIGH · CVSS v3.1 · cna@vuldb.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD15 Jan 2025 · 10:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
SSVC triage · cisa-vulnrichment
Exploitation
poc
Automatable
yes
Technical impact
total
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
🔗

References & Sources

4
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://vuldb.com/?ctiid.291937Permissions RequiredVDB Entry
https://vuldb.com/?id.291937Third Party AdvisoryVDB Entry
https://vuldb.com/?submit.475301Third Party AdvisoryVDB Entry
https://www.dlink.com/Product
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