PT-2026-25569 · D Link · Dns-340L+18

Pjq123 · CVE-2026-4194 · Publicado 2026-03-03 · Atualizado 2026-04-30

Positive Technologies (AI Summary)

CVSS v3.1

9.8

Crítica

Vetor base

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

Name of the Vulnerable Software and Affected Versions D-Link DNS-120 D-Link DNR-202L D-Link DNS-315L D-Link DNS-320 D-Link DNS-320L D-Link DNS-320LW D-Link DNS-321 D-Link DNR-322L D-Link DNS-323 D-Link DNS-325 D-Link DNS-326 D-Link DNS-327L D-Link DNR-326 D-Link DNS-340L D-Link DNS-343 D-Link DNS-345 D-Link DNS-726-4 D-Link DNS-1100-4 D-Link DNS-1200-05 D-Link DNS-1550-04 versions prior to 20260205

Description A flaw exists due to improper access controls. This issue is related to the cgi set wto function within the /cgi-bin/system mgr.cgi file. Manipulation of this function can lead to unauthorized access. Remote exploitation is possible.

Recommendations D-Link DNS-120 versions prior to 20260205 D-Link DNR-202L versions prior to 20260205 D-Link DNS-315L versions prior to 20260205 D-Link DNS-320 versions prior to 20260205 D-Link DNS-320L versions prior to 20260205 D-Link DNS-320LW versions prior to 20260205 D-Link DNS-321 versions prior to 20260205 D-Link DNR-322L versions prior to 20260205 D-Link DNS-323 versions prior to 20260205 D-Link DNS-325 versions prior to 20260205 D-Link DNS-326 versions prior to 20260205 D-Link DNS-327L versions prior to 20260205 D-Link DNR-326 versions prior to 20260205 D-Link DNS-340L versions prior to 20260205 D-Link DNS-343 versions prior to 20260205 D-Link DNS-345 versions prior to 20260205 D-Link DNS-726-4 versions prior to 20260205 D-Link DNS-1100-4 versions prior to 20260205 D-Link DNS-1200-05 versions prior to 20260205 D-Link DNS-1550-04 versions prior to 20260205 As a temporary workaround, consider restricting access to the /cgi-bin/system mgr.cgi file until a patch is available.

Exploit

Correção

Improper Access Control

Incorrect Privilege Assignment

Enumeração de Fraquezas

CWE-284

CWE-266

Identificadores relacionados

BDU:2026-09505

CVE-2026-4194

Produtos afetados

Dnr-202L

Dnr-322L

Dnr-326

Dns-1100-4

Dns-120

Dns-1200-05

Dns-1550-04

Dns-315L

Dns-320

Dns-320L

Dns-321

Dns-323

Dns-325

Dns-326

Dns-327L

Dns-340L

Dns-343

Dns-345

Dns-726-4

Referências · 10

• 🔥❌ https://github.com/wudipjq/my_vuln/blob/main/D-Link8/vuln_96/96.md · Exploit, Deleted
• https://twitter.com/kifukofuko/status/2049974729529016366 · Publicação no Twitter
• https://vuldb.com/?submit.769853 · Nota
• https://vuldb.com/?ctiid.351106 · Nota
• https://t.me/CVEtracker/47468 · Publicação no Telegram
• https://dlink.com · Nota
• https://nvd.nist.gov/vuln/detail/CVE-2026-4194 · Nota de Segurança
• https://vuldb.com/?id.351106 · Nota
• https://bdu.fstec.ru/vul/2026-09505 · Nota de Segurança
• https://twitter.com/integ_sec/status/2034252387431428309 · Publicação no Twitter