CVE-2025-7747

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2025-7747
A vulnerability classified as critical has been found in Tenda FH451 1.0.0.9. This affects the function fromWizardHandle of the file /goform/WizardHandle of the component POST Request Handler. The manipulation of the argument PPW leads to buffer overflow. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used.

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/zezhifu1/cve_report/blob/main/FH451/fromWizardHandle.md Exploit Third Party Advisory
https://github.com/zezhifu1/cve_report/blob/main/FH451/fromWizardHandle.md#payload Exploit Third Party Advisory
https://vuldb.com/?ctiid.316737 Permissions Required VDB Entry
https://vuldb.com/?id.316737 Third Party Advisory VDB Entry
https://vuldb.com/?submit.615487 Third Party Advisory VDB Entry
https://www.tenda.com.cn/ Product
https://github.com/zezhifu1/cve_report/blob/main/FH451/fromWizardHandle.md Exploit Third Party Advisory
Configurations

Configuration 1 (hide)

AND
cpe:2.3:o:tenda:fh451_firmware:1.0.0.9:*:*:*:*:*:*:*
cpe:2.3:h:tenda:fh451:-:*:*:*:*:*:*:*
History

18 Jul 2025, 17:11

Type Values Removed Values Added
References () https://github.com/zezhifu1/cve_report/blob/main/FH451/fromWizardHandle.md - () https://github.com/zezhifu1/cve_report/blob/main/FH451/fromWizardHandle.md - Exploit, Third Party Advisory
References () https://github.com/zezhifu1/cve_report/blob/main/FH451/fromWizardHandle.md#payload - () https://github.com/zezhifu1/cve_report/blob/main/FH451/fromWizardHandle.md#payload - Exploit, Third Party Advisory
References () https://vuldb.com/?ctiid.316737 - () https://vuldb.com/?ctiid.316737 - Permissions Required, VDB Entry
References () https://vuldb.com/?id.316737 - () https://vuldb.com/?id.316737 - Third Party Advisory, VDB Entry
References () https://vuldb.com/?submit.615487 - () https://vuldb.com/?submit.615487 - Third Party Advisory, VDB Entry
References () https://www.tenda.com.cn/ - () https://www.tenda.com.cn/ - Product
CPE cpe:2.3:o:tenda:fh451_firmware:1.0.0.9:*:*:*:*:*:*:*
cpe:2.3:h:tenda:fh451:-:*:*:*:*:*:*:*
Summary
  • (es) Se ha detectado una vulnerabilidad crítica en Tenda FH451 1.0.0.9. Esta afecta a la función fromWizardHandle del archivo /goform/WizardHandle del componente POST Request Handler. La manipulación del argumento PPW provoca un desbordamiento del búfer. El ataque puede ejecutarse en remoto. Se ha hecho público el exploit y puede que sea utilizado.
First Time Tenda
Tenda fh451 Firmware
Tenda fh451

17 Jul 2025, 20:15

Type Values Removed Values Added
References () https://github.com/zezhifu1/cve_report/blob/main/FH451/fromWizardHandle.md - () https://github.com/zezhifu1/cve_report/blob/main/FH451/fromWizardHandle.md -

17 Jul 2025, 18:15

Type Values Removed Values Added
New CVE
Information

Published : 2025-07-17 18:15

Updated : 2025-07-18 17:11

NVD link : CVE-2025-7747

Mitre link : CVE-2025-7747

CVE.ORG link : CVE-2025-7747

JSON object : View

Products Affected

tenda

  • fh451_firmware
  • fh451
CWE
CWE-119

Improper Restriction of Operations within the Bounds of a Memory Buffer

CWE-120

Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')