CVE-2026-7057
Remote Buffer Overflow in Tenda F456 HTTPD Allows Exploits
Publication date: 2026-04-26
Last updated on: 2026-04-29
Assigner: VulDB
Description
Description
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| tenda | f456_firmware | 1.0.0.5 |
Helpful Resources
Exploitability
| 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. |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
This vulnerability is a buffer overflow flaw found in the Tenda F456 router firmware version 1.0.0.5. It occurs in an unknown function within the /goform/setcfm file of the httpd component. The flaw is triggered by manipulating the arguments funcname or funcpara1, which can cause the buffer overflow condition.
The vulnerability can be exploited remotely, meaning an attacker does not need physical access to the device to initiate the attack. Additionally, an exploit for this vulnerability has already been published.
How can this vulnerability impact me? :
Exploitation of this buffer overflow vulnerability can lead to serious impacts including unauthorized remote code execution, which may allow an attacker to take control of the affected device.
- Compromise of device confidentiality, integrity, and availability.
- Potential disruption of network services provided by the device.
- Possible use of the compromised device as a foothold for further attacks within the network.