CVE-2025-9938

A weakness has been identified in D-Link DI-8400 16.07.26A1. The affected element is the function yyxz_dlink_asp of the file /yyxz.asp. This manipulation of the argument ID causes stack-based buffer overflow. It is possible to initiate the attack remotely. The exploit has been made available to the public and could be exploited.

CVSS v3 8.8 HIGH
CVSS v2.0 9.0 HIGH

8.8^/10

CVSS v3 : HIGH

Vector :

Exploitability : 2.8 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

9.0^/10

CVSS v2.0 : HIGH

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

Exploitability : 8.0 / Impact : 10.0

Access Vector NETWORK

Access Complexity LOW

Authentication SINGLE

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

References

Link	Resource
https://github.com/ZZ2266/.github.io/tree/main/Dlink/DI-8400/yyxz.asp	Exploit Third Party Advisory
https://github.com/ZZ2266/.github.io/tree/main/Dlink/DI-8400/yyxz.asp#proof-of-concept-poc	Exploit Third Party Advisory
https://vuldb.com/?ctiid.322340	Permissions Required VDB Entry
https://vuldb.com/?id.322340	Third Party Advisory VDB Entry
https://vuldb.com/?submit.643446	Third Party Advisory VDB Entry
https://www.dlink.com/	Product

Configurations

Configuration 1 (hide)

AND

cpe:2.3:o:dlink:di-8400_firmware:16.07.26a1:*:*:*:*:*:*:*

cpe:2.3:h:dlink:di-8400:a1:*:*:*:*:*:*:*

History

No history.

Information

Published : 2025-09-04 10:42

Updated : 2025-09-29 18:30

NVD link : CVE-2025-9938

Mitre link : CVE-2025-9938

CVE.ORG link : CVE-2025-9938

JSON object : View

Products Affected

dlink

di-8400
di-8400_firmware

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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