CVE-2026-7053
Buffer Overflow in Tenda F456 HTTPD Allows Remote Exploitation
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 security flaw found in the Tenda F456 device, specifically in version 1.0.0.5. It affects the function frmL7ProtForm within the /goform/L7Prot file of the httpd component. The flaw occurs due to improper handling of the argument 'page', which leads to a buffer overflow condition. This buffer overflow can be exploited remotely, meaning an attacker can manipulate the device over the network to trigger this flaw.
Additionally, the exploit code for this vulnerability has been publicly released, increasing the risk of attacks using this flaw.
How can this vulnerability impact me? :
The vulnerability can have serious impacts because it allows remote attackers to exploit a buffer overflow in the device. This can lead to unauthorized actions such as executing arbitrary code, causing denial of service, or gaining elevated privileges on the affected device.
Given the high severity scores (CVSS v3.1 score of 8.8 and v2.0 score of 9.0), the impact includes potential compromise of confidentiality, integrity, and availability of the device and its network environment.