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A vulnerability has been found in D-Link DIR-632 FW103B08 and classified as critical. Affected by this vulnerability is the function FUN_00425fd8 of the file /biurl_grou of the component HTTP POST Request Handler. The manipulation leads to stack-based buffer overflow. The attack can be launched 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-632 FW103B08 wurde eine Schwachstelle gefunden. Sie wurde als kritisch eingestuft. Es geht um die Funktion FUN_00425fd8 der Datei /biurl_grou der Komponente HTTP POST Request 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.

PUBLISHED Reserved 2025-06-10 | Published 2025-06-10 | Updated 2025-06-10 | 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

FW103B08
affected

Timeline

2025-06-10:Advisory disclosed
2025-06-10:VulDB entry created
2025-06-10:VulDB entry last update

Credits

xiaobor123 (VulDB User) reporter

References

vuldb.com/?id.311845 (VDB-311845 | D-Link DIR-632 HTTP POST Request biurl_grou FUN_00425fd8 stack-based overflow) vdb-entry technical-description

vuldb.com/?ctiid.311845 (VDB-311845 | CTI Indicators (IOB, IOC, IOA)) signature permissions-required

vuldb.com/?submit.592336 (Submit #592336 | dlink DIR-632 FW103B08 Stack-based buffer overflow) third-party-advisory

github.com/...s/tree/main/vul-find-dir632-dlink-FUN_00425fd8 related

github.com/...s/tree/main/vul-find-dir632-dlink-FUN_00425fd8 exploit

www.dlink.com/ product

cve.org (CVE-2025-5969)

nvd.nist.gov (CVE-2025-5969)

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