CVE-2025-6334

HIGH

D-Link DIR-867 1.0 - Buffer Overflow

Title source: llm
STIX 2.1

Description

A vulnerability has been found in D-Link DIR-867 1.0 and classified as critical. This vulnerability affects the function strncpy of the component Query String Handler. 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. This vulnerability only affects products that are no longer supported by the maintainer.

References (5)

Core 5
Core References
Third Party Advisory, VDB Entry vdb-entry technical-description
https://vuldb.com/?id.313330
Permissions Required, VDB Entry signature permissions-required
https://vuldb.com/?ctiid.313330
Third Party Advisory, VDB Entry third-party-advisory
https://vuldb.com/?submit.596579
Product product
https://www.dlink.com/

Scores

CVSS v3 8.8
EPSS 0.0077
EPSS Percentile 73.6%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation poc
Automatable no
Technical Impact partial

Details

CWE
CWE-119 CWE-121
Status published
Products (1)
dlink/dir-867_firmware 1.0
Published Jun 20, 2025
Tracked Since Feb 18, 2026