Vulnerability Monitor

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CVE-2025-7420

A vulnerability was found in Tenda O3V2 1.0.0.12(3880). It has been declared as critical. This vulnerability affects the function formWifiBasicSet of the file /goform/setWrlBasicInfo of the component httpd. The manipulation of the argument extChannel leads to stack-based buffer overflow. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used.

Published

2025-07-11T00:15:29.187

Last Modified

2025-07-16T16:40:47.120

Status

Analyzed

Source

[email protected]

Severity

CVSSv3.1: 8.8 (HIGH)

CVSSv2 Vector

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

  • Access Vector: NETWORK
  • Access Complexity: LOW
  • Authentication: SINGLE
  • Confidentiality Impact: COMPLETE
  • Integrity Impact: COMPLETE
  • Availability Impact: COMPLETE
Exploitability Score

8.0

Impact Score

10.0

Weaknesses
  • Type: Secondary
    CWE-119
    CWE-121
Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Operating System tenda o3_firmware 1.0.0.12\(3880\) Yes
Hardware tenda o3 2.0 No
References