CVE-2025-6334

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.

CVSS v3 8.8 HIGH
CVSS v2.0 9.0 HIGH

8.8^/10

CVSS v3 : HIGH

Vector :

Exploitability : 2.8 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

9.0^/10

CVSS v2.0 : HIGH

Vector : AV:N/AC:L/Au:S/C:C/I:C/A:C

Exploitability : 8.0 / Impact : 10.0

Access Vector NETWORK

Access Complexity LOW

Authentication SINGLE

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

References

Link	Resource
https://github.com/Thir0th/Thir0th-CVE/blob/main/DIR-867%20AC1750.md	Issue Tracking Third Party Advisory
https://vuldb.com/?ctiid.313330	Permissions Required VDB Entry
https://vuldb.com/?id.313330	Third Party Advisory VDB Entry
https://vuldb.com/?submit.596579	Third Party Advisory VDB Entry
https://www.dlink.com/	Product

Configurations

Configuration 1 (hide)

AND

cpe:2.3:o:dlink:dir-867_firmware:1.0:*:*:*:*:*:*:*

cpe:2.3:h:dlink:dir-867:-:*:*:*:*:*:*:*

History

11 Jul 2025, 15:55

Type	Values Removed	Values Added
New CVE

Information

Published : 2025-06-20 11:15

Updated : 2025-07-11 15:55

NVD link : CVE-2025-6334

Mitre link : CVE-2025-6334

CVE.ORG link : CVE-2025-6334

JSON object : View

Products Affected

dlink

dir-867_firmware
dir-867

CWE

CWE-119

Improper Restriction of Operations within the Bounds of a Memory Buffer

CWE-121

Stack-based Buffer Overflow

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