Vulnerability · Published Jul 20, 2025 · Assigned by VulDB
CVE-2025-7908D-Link DI-8100 jhttpd ddns.asp sprintf stack-based overflow
High 8.8
In plain English
A high-severity stack buffer overflow in DI-8100 from D-Link. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 1.7% (higher than 77% of all known vulnerabilities).
Official 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.
Affected products (as reported)
Weakness: CWE-121, CWE-119 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R
References
- VDB-317023 | D-Link DI-8100 jhttpd ddns.asp sprintf stack-based overflow vdb-entry, technical-description
- VDB-317023 | CTI Indicators (IOB, IOC, IOA) signature, permissions-required
- Submit #618582 | D-Link DI-8100 1.0 Buffer Overflow third-party-advisory
- https://github.com/buobo/bo-s-CVE/blob/main/DI-8100/wp.md exploit
- https://www.dlink.com/ product