CVE-2025-12265
Unknown Unknown - Not Provided
BaseFortify

Publication date: 2025-10-27

Last updated on: 2026-02-24

Assigner: VulDB

Description
A weakness has been identified in Tenda CH22 1.0.0.1. Affected by this issue is the function fromVirtualSer of the file /goform/VirtualSer. This manipulation of the argument page causes buffer overflow. Remote exploitation of the attack is possible. The exploit has been made available to the public and could be used for attacks.
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Meta Information
Published
2025-10-27
Last Modified
2026-02-24
Generated
2026-06-16
AI Q&A
2025-10-27
EPSS Evaluated
2026-06-15
NVD
Affected Vendors & Products
Showing 2 associated CPEs
Vendor Product Version / Range
tenda ch22_firmware 1.0.0.1
tenda ch22 *
Helpful Resources
Exploitability
CWE
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KEV
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CWE ID Description
CWE-119 The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.
CWE-120 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.
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Executive Summary

This vulnerability is a buffer overflow issue in the Tenda CH22 device, specifically in the fromVirtualSer function of the /goform/VirtualSer file. It occurs due to improper handling of the 'page' argument, allowing an attacker to remotely exploit the device by sending crafted input that overflows the buffer.

Impact Analysis

The vulnerability can allow a remote attacker to execute arbitrary code or cause a denial of service on the affected Tenda CH22 device. This could lead to unauthorized control over the device, disruption of network services, or compromise of the device's integrity and availability.

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