CVE-2026-8776
Buffer Overflow in Edimax BR-6428NS Router
Publication date: 2026-05-18
Last updated on: 2026-05-18
Assigner: VulDB
Description
Description
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| edimax | br-6428ns | 1.10 |
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 exists in the Edimax BR-6428NS device, specifically in the function formPPTPSetup within the POST Request Handler component. It involves manipulation of the argument pptpUserName, which leads to a buffer overflow condition. This means that an attacker can send specially crafted data remotely to overflow the buffer, potentially causing unexpected behavior or allowing execution of malicious code.
How can this vulnerability impact me? :
The vulnerability can be exploited remotely without user interaction, allowing an attacker to cause a buffer overflow. This can lead to severe impacts such as unauthorized code execution, system crashes, or denial of service. Given the high CVSS scores, the impact includes high confidentiality, integrity, and availability risks.