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CVE-2025-15194

D-Link DIR-600 HTTP Header hedwig.cgi stack-based overflow

Published: Dec 29, 2025Updated: Jan 13, 2026 Sources: CVE List NVD BDUCWE-119
NVD MITRE
9.8CVSSCRITICAL
EPSS Score
1.0%
Top 40.5%
CISA KEV
Not in KEV
Exploits
2 Known
Remediation
Patch Available

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 Vector Breakdown

AV:NAC:LPR:NUI:NS:UC:HI:HA:H
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:HAvailability
High
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Weaknesses

CWE-119CWE-121

Affected Products

dir-600 firmwaredlinkNetworking Infrastructure
DIR-600D-LinkNetworking Infrastructure
DIR-600D-Link Corp.Networking Infrastructure
dlinkcommercialTWNetworking Infrastructure
d-linkcommercialTWNetworking Infrastructure
d-link corp.commercialTWNetworking Infrastructureaka d-link corporation, d-link international

Exploitability

2 exploit sources identified

Exploit details including PoC links, Metasploit modules, and scanner templates are available after registration.

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Official Patch Available
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Attack Graph

Products CVE Techniques Tactics

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MITRE ATT&CK

2 techniques
Initial Access
Privilege Escalation
View detailed technique mapping

References

https://github.com/LonTan0/CVE/blob/main/Stack-Based%20Buffer%20Overflow%20Vulnerability%20in%20hedwig.cgi%20of%20D-Link%20DIR-600.md
github.com
https://github.com/LonTan0/CVE/blob/main/Stack-Based%20Buffer%20Overflow%20Vulnerability%20in%20hedwig.cgi%20of%20D-Link%20DIR-600.md#poc
github.com
https://vuldb.com/?ctiid.338581
vuldb.com
and 3 more references View all →

Timeline

Published
Dec 29, 2025
Last Updated
Jan 13, 2026

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