CVE-2025-15194
D-Link DIR-600 HTTP Header hedwig.cgi stack-based overflow
- State
- Published
- Severity
- 9.3 Critical
- Published
- Dec 29, 2025
- Updated
- Dec 29, 2025
- Reserved
- Dec 28, 2025
Description
A vulnerability was found in D-Link DIR-600 up to 2.15WWb02. Affected by this vulnerability is an unknown functionality of the file hedwig.cgi of the component HTTP Header Handler. The manipulation of the argument Cookie results in stack-based buffer overflow. It is possible to launch the attack remotely. The exploit has been made public and could be used. This vulnerability only affects products that are no longer supported by the maintainer.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 9.3 Critical | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P | VulDB |
| 3.1 | 9.8 Critical | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R | VulDB |
| 3.0 | 9.8 Critical | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R | VulDB |
| 2.0 | 10.0 High | AV:N/AC:L/Au:N/C:C/I:C/A:C/E:POC/RL:ND/RC:UR | VulDB |
Weaknesses
Affected Products
| Product | Versions |
|---|---|
DIR-600D-Link |
|
References
- VDB-338581 | D-Link DIR-600 HTTP Header hedwig.cgi stack-based overflowvdb-entrytechnical-description
- VDB-338581 | CTI Indicators (IOB, IOC, IOA)signaturepermissions-required
- Submit #724404 | D-Link DIR-600 v2.15WWb02 and possibly earlier versions Stack-based Buffer Overflowthird-party-advisory
- https://github.com/LonTan0/CVE/blob/main/Stack-Based%20Buffer%20Overflow%20Vulnerability%20in%20hedwig.cgi%20of%20D-Link%20DIR-600.mdrelated
- https://github.com/LonTan0/CVE/blob/main/Stack-Based%20Buffer%20Overflow%20Vulnerability%20in%20hedwig.cgi%20of%20D-Link%20DIR-600.md#pocexploit
- https://www.dlink.com/product
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