CVE-2025-6292 | THREATINT

Description

A vulnerability has been found in D-Link DIR-825 2.03 and classified as critical. This vulnerability affects the function sub_4091AC of the component HTTP POST Request 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-825 2.03 wurde eine kritische Schwachstelle gefunden. Hierbei betrifft es die Funktion sub_4091AC der Komponente HTTP POST Request Handler. Durch die Manipulation mit unbekannten Daten kann eine stack-based buffer overflow-Schwachstelle ausgenutzt werden. Umgesetzt werden kann der Angriff über das Netzwerk. 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

2.03

affected

Timeline

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

Credits

xiaobor123 (VulDB User) reporter

References

vuldb.com/?id.313294 (VDB-313294 | D-Link DIR-825 HTTP POST Request sub_4091AC stack-based overflow) vdb-entry technical-description

vuldb.com/?ctiid.313294 (VDB-313294 | CTI Indicators (IOB, IOC, IOA)) signature permissions-required

vuldb.com/?submit.593938 (Submit #593938 | dlink DIR-825 REVB_FIRMWARE_2.03 Stack-based Buffer Overflow) third-party-advisory

github.com/...nds/tree/main/vul-find-dir825-dlink-sub_4091AC related

github.com/...nds/tree/main/vul-find-dir825-dlink-sub_4091AC exploit

www.dlink.com/ product

cve.org (CVE-2025-6292)

nvd.nist.gov (CVE-2025-6292)

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