CVE-2025-7909

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2025-7909
A vulnerability was found in D-Link DIR-513 1.0. It has been rated as critical. Affected by this issue is the function sprintf of the file /goform/formLanSetupRouterSettings of the component Boa Webserver. The manipulation of the argument curTime leads to stack-based buffer overflow. The attack may be launched remotely. The exploit has been disclosed to the public and may be used. This vulnerability only affects products that are no longer supported by the maintainer.

8.8 /10

CVSS v3 : HIGH

V3 Legend

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

V2 Legend

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/DIR-513/formLanSetupRouterSettings.md Exploit Third Party Advisory
https://vuldb.com/?ctiid.317024 Permissions Required VDB Entry
https://vuldb.com/?id.317024 Third Party Advisory VDB Entry
https://vuldb.com/?submit.618593 Third Party Advisory VDB Entry
https://www.dlink.com/ Product
https://github.com/buobo/bo-s-CVE/blob/main/DIR-513/formLanSetupRouterSettings.md Exploit Third Party Advisory
Configurations

Configuration 1 (hide)

AND
cpe:2.3:o:dlink:dir-513_firmware:-:*:*:*:*:*:*:*
cpe:2.3:h:dlink:dir-513:-:*:*:*:*:*:*:*
History

25 Jul 2025, 14:46

Type Values Removed Values Added
First Time Dlink
Dlink dir-513
Dlink dir-513 Firmware
CPE cpe:2.3:o:dlink:dir-513_firmware:-:*:*:*:*:*:*:*
cpe:2.3:h:dlink:dir-513:-:*:*:*:*:*:*:*
References () https://github.com/buobo/bo-s-CVE/blob/main/DIR-513/formLanSetupRouterSettings.md - () https://github.com/buobo/bo-s-CVE/blob/main/DIR-513/formLanSetupRouterSettings.md - Exploit, Third Party Advisory
References () https://vuldb.com/?ctiid.317024 - () https://vuldb.com/?ctiid.317024 - Permissions Required, VDB Entry
References () https://vuldb.com/?id.317024 - () https://vuldb.com/?id.317024 - Third Party Advisory, VDB Entry
References () https://vuldb.com/?submit.618593 - () https://vuldb.com/?submit.618593 - Third Party Advisory, VDB Entry
References () https://www.dlink.com/ - () https://www.dlink.com/ - Product

22 Jul 2025, 13:06

Type Values Removed Values Added
Summary
  • (es) Se encontró una vulnerabilidad en D-Link DIR-513 1.0. Se ha clasificado como crítica. Este problema afecta a la función sprintf del archivo /goform/formLanSetupRouterSettings del componente Boa Webserver. La manipulación del argumento "curTime" 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. Esta vulnerabilidad solo afecta a los productos que ya no reciben soporte del fabricante.

21 Jul 2025, 13:15

Type Values Removed Values Added
References () https://github.com/buobo/bo-s-CVE/blob/main/DIR-513/formLanSetupRouterSettings.md - () https://github.com/buobo/bo-s-CVE/blob/main/DIR-513/formLanSetupRouterSettings.md -

20 Jul 2025, 22:15

Type Values Removed Values Added
New CVE
Information

Published : 2025-07-20 22:15

Updated : 2025-07-25 14:46

NVD link : CVE-2025-7909

Mitre link : CVE-2025-7909

CVE.ORG link : CVE-2025-7909

JSON object : View

Products Affected

dlink

  • dir-513
  • dir-513_firmware
CWE
CWE-119

Improper Restriction of Operations within the Bounds of a Memory Buffer

CWE-121

Stack-based Buffer Overflow