CVE-2025-9938
D-Link DI-8400 yyxz.asp yyxz_dlink_asp stack-based overflow
- State
- Published
- Severity
- 8.7 High
- Published
- Sep 3, 2025
- Updated
- Sep 4, 2025
- Reserved
- Sep 3, 2025
Description
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.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 8.7 High | CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P | VulDB |
| 3.1 | 8.8 High | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R | VulDB |
| 3.0 | 8.8 High | CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R | VulDB |
| 2.0 | 9.0 High | AV:N/AC:L/Au:S/C:C/I:C/A:C/E:POC/RL:ND/RC:UR | VulDB |
Weaknesses
Affected Products
| Product | Versions |
|---|---|
DI-8400D-Link |
|
References
- VDB-322340 | D-Link DI-8400 yyxz.asp yyxz_dlink_asp stack-based overflowvdb-entrytechnical-description
- VDB-322340 | CTI Indicators (IOB, IOC, IOA)signaturepermissions-required
- Submit #643446 | D-Link DI-8400 16.07.26A1 Stack-based Buffer Overflowthird-party-advisory
- https://github.com/ZZ2266/.github.io/tree/main/Dlink/DI-8400/yyxz.asprelated
- https://github.com/ZZ2266/.github.io/tree/main/Dlink/DI-8400/yyxz.asp#proof-of-concept-pocexploit
- https://www.dlink.com/product
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