CVE-2026-4182

A weakness has been identified in D-Link DIR-816 1.10CNB05. This impacts an unknown function of the file /goform/form2Wl5RepeaterStep2.cgi of the component goahead. This manipulation of the argument key1/key2/key3/key4/pskValue causes stack-based buffer overflow. Remote exploitation of the attack is possible. The exploit has been made available to the public and could be used for attacks. This vulnerability only affects products that are no longer supported by the maintainer.

CVSS v3 9.8 CRITICAL
CVSS v2.0 10.0 HIGH

9.8^/10

CVSS v3 : CRITICAL

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

10.0^/10

CVSS v2.0 : HIGH

Vector : AV:N/AC:L/Au:N/C:C/I:C/A:C

Exploitability : 10.0 / Impact : 10.0

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

References

Link	Resource
https://github.com/wudipjq/my_vuln/blob/main/D-Link7/vuln_86/86.md	Exploit Third Party Advisory
https://vuldb.com/?ctiid.351086	Permissions Required VDB Entry
https://vuldb.com/?id.351086	Third Party Advisory VDB Entry
https://vuldb.com/?submit.769830	Third Party Advisory VDB Entry
https://www.dlink.com/	Product

Configurations

Configuration 1 (hide)

AND

cpe:2.3:o:dlink:dir-816_firmware:1.10cnb05:*:*:*:*:*:*:*

cpe:2.3:h:dlink:dir-816:-:*:*:*:*:*:*:*

History

No history.

Information

Published : 2026-03-16 14:19

Updated : 2026-03-19 19:57

NVD link : CVE-2026-4182

Mitre link : CVE-2026-4182

CVE.ORG link : CVE-2026-4182

JSON object : View

Products Affected

dlink

dir-816_firmware
dir-816

CWE

CWE-119

Improper Restriction of Operations within the Bounds of a Memory Buffer

CWE-121

Stack-based Buffer Overflow

CWE-787

Out-of-bounds Write

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This impacts an unknown function of the file /goform/form2Wl5RepeaterStep2.cgi of the component goahead. This manipulation of the argument key1/key2/key3/key4/pskValue causes stack-based buffer overflow. Remote exploitation of the attack is possible. The exploit has been made available to the public and could be used for attacks. This vulnerability only affects products that are no longer supported by the maintainer."}, {"lang": "es", "value": "Se ha identificado una debilidad en D-Link DIR-816 1.10CNB05. Esto afecta a una funci\u00f3n desconocida del archivo /goform/form2Wl5RepeaterStep2.cgi del componente goahead. Esta manipulaci\u00f3n del argumento key1/key2/key3/key4/pskValue causa desbordamiento de b\u00fafer basado en pila. La explotaci\u00f3n remota del ataque es posible. El exploit se ha puesto a disposici\u00f3n del p\u00fablico y podr\u00eda ser utilizado para ataques. Esta vulnerabilidad solo afecta a productos que ya no reciben soporte por parte del mantenedor."}], "lastModified": "2026-03-19T19:57:16.557", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:dlink:dir-816_firmware:1.10cnb05:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "6A221E99-E2B0-4C57-9263-9A86EFF8746E"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:dlink:dir-816:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "B54058C1-B58F-434A-ABF0-A6B314A1AB14"}], "operator": "OR"}], "operator": "AND"}], "sourceIdentifier": "cna@vuldb.com"}