CVE-2025-6328: D-Link DIR-815 hedwig.cgi sub_403794 stack-based overflow

Severity: high (CVSS 8.8 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: 2025-06-20 · updated 2026-06-17
Weakness: CWE-119

Description

A vulnerability was found in D-Link DIR-815 1.01. It has been declared as critical. This vulnerability affects the function sub_403794 of the file hedwig.cgi. The manipulation leads to stack-based buffer overflow. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used.

Affected products

D-Link DIR-815: 1.0.1

References

https://github.com/Thir0th/Thir0th-CVE/blob/main/D-Link%20DIR-815%20RevA%20v1.01.md
https://vuldb.com/?ctiid.313324
https://vuldb.com/?id.313324
https://vuldb.com/?submit.596439
https://www.dlink.com/

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