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CVE

CWE

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CVE-2025-7911

Published: Jul 20, 2025

Modified: Jul 21, 2025

PUBLISHED

CVSS v3.1

8.8

HIGH

Description

A vulnerability classified as critical was found in D-Link DI-8100 1.0. This vulnerability affects the function sprintf of the file /upnp_ctrl.asp of the component jhttpd. The manipulation of the argument remove_ext_proto/remove_ext_port leads to stack-based buffer overflow. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used.

Vendor	Product	Versions
D-Link	DI-8100	affected `1.0`

Weaknesses (CWE)

CVSS v3.1 Details

CVSS v3.1 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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

References

VDB-317026 | D-Link DI-8100 jhttpd upnp_ctrl.asp sprintf stack-based overflow

vdb-entry

technical-description

VDB-317026 | CTI Indicators (IOB, IOC, IOA)

signature

permissions-required

Submit #618640 | D-Link DI-8100 V1.0 buf

third-party-advisory

Submit #618641 | D-Link DI-8100 V1.0 Buffer Overflow (Duplicate)

third-party-advisory

https://github.com/buobo/bo-s-CVE/blob/main/DI-8100/upnp_ctrl_asp.md

exploit

https://www.dlink.com/

product

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