CVE-2025-7911

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.

CVSS v3 8.8 HIGH
CVSS v2.0 9.0 HIGH

8.8^/10

CVSS v3 : HIGH

Vector :

Exploitability : 2.8 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

9.0^/10

CVSS v2.0 : HIGH

Vector : AV:N/AC:L/Au:S/C:C/I:C/A:C

Exploitability : 8.0 / Impact : 10.0

Access Vector NETWORK

Access Complexity LOW

Authentication SINGLE

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

References

Link	Resource
https://github.com/buobo/bo-s-CVE/blob/main/DI-8100/upnp_ctrl_asp.md
https://vuldb.com/?ctiid.317026
https://vuldb.com/?id.317026
https://vuldb.com/?submit.618640
https://vuldb.com/?submit.618641
https://www.dlink.com/
https://github.com/buobo/bo-s-CVE/blob/main/DI-8100/upnp_ctrl_asp.md

Configurations

No configuration.

History

22 Jul 2025, 13:06

Type	Values Removed	Values Added
Summary		(es) Se detectó una vulnerabilidad crítica en D-Link DI-8100 1.0. Esta vulnerabilidad afecta la función "sprintf" del archivo /upnp_ctrl.asp del componente "jhttpd". La manipulación del argumento remove_ext_proto/remove_ext_port provoca un desbordamiento del búfer basado en la pila. El ataque puede ejecutarse en remoto. Se ha hecho público el exploit y puede que sea utilizado.

21 Jul 2025, 13:15

Type	Values Removed	Values Added
References	~~() https://github.com/buobo/bo-s-CVE/blob/main/DI-8100/upnp_ctrl_asp.md -~~	() https://github.com/buobo/bo-s-CVE/blob/main/DI-8100/upnp_ctrl_asp.md -

20 Jul 2025, 23:15

Type	Values Removed	Values Added
New CVE

Information

Published : 2025-07-20 23:15

Updated : 2025-07-22 13:06

NVD link : CVE-2025-7911

Mitre link : CVE-2025-7911

CVE.ORG link : CVE-2025-7911

JSON object : View

Products Affected

No product.

CWE

CWE-119

Improper Restriction of Operations within the Bounds of a Memory Buffer

CWE-121

Stack-based Buffer Overflow

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