CVE-2025-6334 | THREATINT

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.

In D-Link DIR-867 1.0 wurde eine kritische Schwachstelle gefunden. Es geht um die Funktion strncpy der Komponente Query String Handler. Mittels Manipulieren mit unbekannten Daten kann eine stack-based buffer overflow-Schwachstelle ausgenutzt werden. Der Angriff kann über das Netzwerk erfolgen. Der Exploit steht zur öffentlichen Verfügung.

Reserved 2025-06-19 | Published 2025-06-20 | Updated 2025-06-20 | Assigner VulDB

HIGH: 8.7CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P

HIGH: 8.8CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R

HIGH: 8.8CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R

9.0AV:N/AC:L/Au:S/C:C/I:C/A:C/E:POC/RL:ND/RC:UR

Problem types

Stack-based Buffer Overflow

Memory Corruption

Product status

1.0

affected

Timeline

2025-06-19:	Advisory disclosed
2025-06-19:	VulDB entry created
2025-06-19:	VulDB entry last update

Credits

liuchangwei (VulDB User) reporter

References

vuldb.com/?id.313330 (VDB-313330 | D-Link DIR-867 Query String strncpy stack-based overflow) vdb-entry technical-description

vuldb.com/?ctiid.313330 (VDB-313330 | CTI Indicators (IOB, IOC, IOA)) signature permissions-required

vuldb.com/?submit.596579 (Submit #596579 | D-Link DIR-867 DIR-867 AC1750 v.1.0 Stack-based Buffer Overflow) third-party-advisory

github.com/Thir0th/Thir0th-CVE/blob/main/DIR-867 AC1750.md exploit

www.dlink.com/ product

cve.org (CVE-2025-6334)

nvd.nist.gov (CVE-2025-6334)

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