CVE-2025-9938

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. 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.

8.8 /10

CVSS v3 : HIGH

V3 Legend

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

V2 Legend

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

29 Sep 2025, 18:30

Type Values Removed Values Added
First Time Dlink
Dlink di-8400
Dlink di-8400 Firmware
CPE cpe:2.3:o:dlink:di-8400_firmware:16.07.26a1:*:*:*:*:*:*:*
cpe:2.3:h:dlink:di-8400:a1:*:*:*:*:*:*:*
CWE CWE-787
References () https://github.com/ZZ2266/.github.io/tree/main/Dlink/DI-8400/yyxz.asp - () https://github.com/ZZ2266/.github.io/tree/main/Dlink/DI-8400/yyxz.asp - Exploit, Third Party Advisory
References () https://github.com/ZZ2266/.github.io/tree/main/Dlink/DI-8400/yyxz.asp#proof-of-concept-poc - () https://github.com/ZZ2266/.github.io/tree/main/Dlink/DI-8400/yyxz.asp#proof-of-concept-poc - Exploit, Third Party Advisory
References () https://vuldb.com/?ctiid.322340 - () https://vuldb.com/?ctiid.322340 - Permissions Required, VDB Entry
References () https://vuldb.com/?id.322340 - () https://vuldb.com/?id.322340 - Third Party Advisory, VDB Entry
References () https://vuldb.com/?submit.643446 - () https://vuldb.com/?submit.643446 - Third Party Advisory, VDB Entry
References () https://www.dlink.com/ - () https://www.dlink.com/ - Product

04 Sep 2025, 10:42

Type Values Removed Values Added
New CVE
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