Critical Severity Vulnerability
This vulnerability has been rated as Critical severity. Immediate action is recommended.
CVE-2025-15194
Critical
Low
Medium
High
Critical
9.8
CVSS Score
Published: Dec 29, 2025
Last Modified: Jan 13, 2026
Vulnerability 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.
CVSS Metrics
Common Vulnerability Scoring System
Vector String:
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector
N
Attack Complexity
L
Privileges Required
N
User Interaction
N
Scope
U
Confidentiality
H
Integrity
H
Availability
H
Known Affected Software
1 configuration(s) from 1 vendor(s)
dir-600_firmware
Version:
2.15ww
CPE:
cpe:2.3:o:dlink:dir-600_firmware:2.15ww:*:*:*:*:*:*:*
This vulnerability affects 1 software configuration(s). Ensure you patch all affected systems.
References & Resources
-
https://github.com/LonTan0/CVE/blob/main/Stack-Based%20Buffer%20Overflow%20Vulnerability%20in%20hedwig.cgi%20of%20D-Link%20DIR-600.mdcna@vuldb.com Exploit Third Party Advisory
-
https://github.com/LonTan0/CVE/blob/main/Stack-Based%20Buffer%20Overflow%20Vulnerability%20in%20hedwig.cgi%20of%20D-Link%20DIR-600.md#poccna@vuldb.com Exploit Third Party Advisory
-
https://vuldb.com/?ctiid.338581cna@vuldb.com Permissions Required VDB Entry
-
https://vuldb.com/?id.338581cna@vuldb.com Third Party Advisory VDB Entry
-
https://vuldb.com/?submit.724404cna@vuldb.com Third Party Advisory VDB Entry
-
https://www.dlink.com/cna@vuldb.com Product
Severity Details
9.8
out of 10.0
Critical
Key Information
- Published Date
- December 29, 2025
