CVE-2025-8760
Unknown
Unknown - Not Provided
BaseFortify
Publication date: 2025-08-13
Last updated on: 2025-08-13
Assigner: VulDB
Description
Description
A vulnerability was identified in INSTAR 2K+ and 4K 3.11.1 Build 1124. This affects the function base64_decode of the component fcgi_server. The manipulation of the argument Authorization leads to buffer overflow. It is possible to initiate the attack remotely.
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| instar | 4k | 3.11.1 |
| instar | fcgi_server | * |
| instar | 2k+ | 3.11.1 |
Helpful Resources
Exploitability
CWE
KEV
| 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 INSTAR 2K+ and 4K 3.11.1 Build 1124 devices, specifically in the base64_decode function of the fcgi_server component. An attacker can manipulate the Authorization argument to cause a buffer overflow, which can be exploited remotely.
How can this vulnerability impact me? :
The vulnerability can lead to a buffer overflow, which may allow an attacker to execute arbitrary code, cause a denial of service, or take control of the affected device remotely without any user interaction or privileges.
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