CVE-2025-7747

July 18, 2025, 5:11 p.m.

7.4
High

Description

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.

Product(s) Impacted

Vendor Product Versions
Tenda
  • Fh451 Firmware
  • Fh451
  • 1.0.0.9
  • -

Weaknesses

Common security weaknesses mapped to this vulnerability.

CWE-119
Improper Restriction of Operations within the Bounds of a Memory Buffer
The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer.
CWE-120
Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow.

*CPE(s)

Affected systems and software identified for this CVE.

Type Vendor Product Version Update Edition Language Software Edition Target Software Target Hardware Other Information
o tenda fh451_firmware 1.0.0.9 / / / / / / /
h tenda fh451 - / / / / / / /

References

https://github.com/zezhifu1/cve_report/blob/main/FH451/fromWizardHandle.md
https://github.com/zezhifu1/cve_report/blob/main/FH451/fromWizardHandle.md#payload
https://vuldb.com/?ctiid.316737
https://vuldb.com/?id.316737
https://vuldb.com/?submit.615487
https://www.tenda.com.cn/
https://github.com/zezhifu1/cve_report/blob/main/FH451/fromWizardHandle.md

Tags

CWE-120
CWE-119
cna@vuldb.com
2025-07-17
CVE-2025-7747

CVSS Score

7.4 / 10

CVSS Data - 4.0

  • Attack Vector: NETWORK
  • Attack Complexity: LOW
  • Attack Requirements: NONE
  • Privileges Required: LOW
  • User Interaction: NONE
  • Scope:
  • Confidentiality Impact: HIGH
  • Integrity Impact: HIGH
  • Availability Impact: HIGH
  • Exploit Maturity: PROOF_OF_CONCEPT

    • CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

    View Vector String

Timeline

Published: July 17, 2025, 6:15 p.m.
Last Modified: July 18, 2025, 5:11 p.m.

Status : Analyzed

CVE has been recently published to the CVE List and has been received by the NVD.

More info

Source

cna@vuldb.com

*Disclaimer: Some vulnerabilities do not have an associated CPE. To enhance the data, we use AI to infer CPEs based on CVE details. This is an automated process and might not always be accurate.