CVE-2025-15194: D-Link DIR-600 HTTP Header hedwig.cgi stack-based overflow

Severity: critical (CVSS 9.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.2% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2025-12-29 · updated 2026-10-07
Weakness: CWE-119

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.

Affected products

D-Link DIR-600: 2.15ww

References

https://github.com/LonTan0/CVE/blob/main/Stack-Based%20Buffer%20Overflow%20Vulnerability%20in%20hedwig.cgi%20of%20D-Link%20DIR-600.md
https://github.com/LonTan0/CVE/blob/main/Stack-Based%20Buffer%20Overflow%20Vulnerability%20in%20hedwig.cgi%20of%20D-Link%20DIR-600.md#poc
https://vuldb.com/?ctiid.338581
https://vuldb.com/?id.338581
https://vuldb.com/?submit.724404
https://www.dlink.com/

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