CVE-2025-7911: D-Link DI-8100 jhttpd upnp_ctrl.asp sprintf stack-based overflow

Published Jul 20, 2025
·
Updated

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

Affected Software

3 affected components
D-Link DI-8100
All of the following
Dlink Di-8100 Firmware=1.0
Dlink Di-8100

Event History

Jul 20, 2025
CVE Published
via MITRE·10:32 PM
Data Sourced
via MITRE·10:32 PM
DescriptionSeverityWeakness
Data Sourced
via NVD·11:15 PM
DescriptionSeverityWeaknessAffected Software
Jun 17, 58473
Event
via NVD·12:15 AM
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Frequently Asked Questions

1

What is the severity of CVE-2025-7911?

CVE-2025-7911 is classified as a critical vulnerability.

2

How do I fix CVE-2025-7911?

To fix CVE-2025-7911, apply the latest firmware updates from D-Link for the DI-8100 device.

3

What component is affected by CVE-2025-7911?

CVE-2025-7911 affects the jhttpd component, specifically the sprintf function in the /upnp_ctrl.asp file.

4

What type of vulnerability is CVE-2025-7911?

CVE-2025-7911 is a stack-based buffer overflow vulnerability.

5

What impact does CVE-2025-7911 have on systems?

CVE-2025-7911 can lead to potential remote code execution due to the stack-based buffer overflow.

Contact

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