Vulnerability · Published Jul 26, 2025 · Assigned by VulDB

CVE-2025-8175D-Link DI-8400 jhttpd usb_paswd.asp null pointer dereference

Medium 6.5

In plain English

A medium-severity null pointer dereference in DI-8400 from D-Link. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 1.8% (higher than 79% of all known vulnerabilities).

Severity (CVSS 3.1)6.5Medium

Exploit odds (30 days)1.8%top 21.1% of all CVEs

Exploited in the wildNo reportsCISA SSVC: poc

Attack toolingNoneno public tooling known

Official description

A vulnerability was found in D-Link DI-8400 16.07.26A1. It has been classified as problematic. This affects an unknown part of the file usb_paswd.asp of the component jhttpd. The manipulation of the argument share_enable leads to null pointer dereference. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used.

Affected products (as reported)

Vendor	Product	Versions
D-Link	DI-8400	16.07.26A1

Weakness: CWE-476, CWE-404 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:P/RL:X/RC:R

References

VDB-317589 | D-Link DI-8400 jhttpd usb_paswd.asp null pointer dereference vdb-entry, technical-description
VDB-317589 | CTI Indicators (IOB, IOC, IOA) signature, permissions-required
Submit #621708 | D-Link DI-8400 DI-8400-16.07.26A1 NULL Pointer Dereference third-party-advisory
https://github.com/Kriswu1337/CVE/blob/main/DI_8400%20Null%20pointer%20dereference%20vulnerability.md exploit
https://www.dlink.com/ product