CVE-2025-7908 | THREATINT

Description

A vulnerability was found in D-Link DI-8100 1.0. It has been declared as critical. Affected by this vulnerability is the function sprintf of the file /ddns.asp?opt=add of the component jhttpd. The manipulation of the argument mx leads to stack-based buffer overflow. The attack can be launched remotely. The exploit has been disclosed to the public and may be used.

In D-Link DI-8100 1.0 wurde eine kritische Schwachstelle ausgemacht. Dabei geht es um die Funktion sprintf der Datei /ddns.asp?opt=add der Komponente jhttpd. Durch die Manipulation des Arguments mx mit unbekannten Daten kann eine stack-based buffer overflow-Schwachstelle ausgenutzt werden. Die Umsetzung des Angriffs kann dabei über das Netzwerk erfolgen. Der Exploit steht zur öffentlichen Verfügung.

Reserved 2025-07-19 | Published 2025-07-20 | Updated 2025-07-20 | 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

2025-07-19:	Advisory disclosed
2025-07-19:	VulDB entry created
2025-07-19:	VulDB entry last update

Credits

bazhuayu (VulDB User) reporter

References

vuldb.com/?id.317023 (VDB-317023 | D-Link DI-8100 jhttpd ddns.asp sprintf stack-based overflow) vdb-entry technical-description

vuldb.com/?ctiid.317023 (VDB-317023 | CTI Indicators (IOB, IOC, IOA)) signature permissions-required

vuldb.com/?submit.618582 (Submit #618582 | D-Link DI-8100 1.0 Buffer Overflow) third-party-advisory

github.com/buobo/bo-s-CVE/blob/main/DI-8100/wp.md exploit

www.dlink.com/ product

cve.org (CVE-2025-7908)

nvd.nist.gov (CVE-2025-7908)

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