CVE-2025-0492

highpriority · track · 1EPSS 0.020 · 81 %ileDEEURUUS

grimoire priorityP2 · Scheduled

Exploitable?

—

no known exploitation

Likely / severe?

1.99% (81st) EPSS

CVSS 7.8 · high

Is it mine?

8 products

Check your exposure

Who says so?

5 sources

cnnvd · enisa_euvd · fstec_bdu · cert_bund

EPSS · scored 2026-10-27

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.

cvss

Technical severity, 0–10. One row per scoring source.

8.7

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 6.6–8.7

v2.07.8highAV:N/AC:L/Au:N/C:N/I:N/A:Csecondary · cna@vuldb.comexploitability 10 · impact 6.9

v3.17.5highAV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:Hsecondary · FSTEC (BDU) RU

v3.17.5highCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:Hsecondary · cna@vuldb.comexploitability 3.9 · impact 3.6

v4.08.7highCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:Nsecondary · ENISA EU

v4.08.7highCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:Xsecondary · cna@vuldb.com

v4.06.6mediumCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:Xsecondary · CVSS-BT (t0sche)

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Exploitation: poc · Automatable: yes · Technical Impact: totalcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-404USCWE-404USCWE-476USCWE-476US

affected products (8)

Products and version ranges known to be affected.

D-LINK Router DIR-823X 240126all versionscert_bundDEcpe:/h:d-link:router:dir-823x_240126
D-LINK Router DIR-823X 240802all versionscert_bundDEcpe:/h:d-link:router:dir-823x_240802
D-Link DIR-823X≤ 240126enisa_euvdEU
D-Link DIR-823X≤ 240802enisa_euvdEU
D-Link Corp. DIR-823X≤ 240802fstec_bduRU
D-Link Corp. DIR-823X≤ 240126fstec_bduRU
dlink dir-823x firmware= 240126nvdUScpe:2.3:o:dlink:dir-823x_firmware:*:*:*:*:*:*:*:*
dlink dir-823x firmware= 240802nvdUScpe:2.3:o:dlink:dir-823x_firmware:*:*:*:*:*:*:*:*

advisories (1)

Vendor and ecosystem advisories describing this.

WID-SEC-W-2025-0107D-LINK Router (DIR-823X): Schwachstelle ermöglicht Denial of ServiceDeutsch2025-01-15csaf · cert_bundDE
Ein entfernter, anonymer Angreifer kann eine Schwachstelle in D-LINK DIR-823X Routern ausnutzen, um einen Denial of Service Angriff durchzuführen.

also known as (4)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd fstec_bdu cert_bund nvd NVD CVE.org MITRE

published 2025-01-15modified 2026-06-17

references (11)

External citations — patches, advisories, analysis.

scry

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