CVE-2025-53557
Unknown
Unknown - Not Provided
BaseFortify
Publication date: 2025-08-25
Last updated on: 2025-11-03
Assigner: Talos
Description
Description
A heap-based buffer overflow vulnerability exists in the MFER parsing functionality of The Biosig Project libbiosig 3.9.0 and Master Branch (35a819fa). A specially crafted MFER file can lead to arbitrary code execution. An attacker can provide a malicious file to trigger this vulnerability.
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| libbiosig_project | libbiosig | 3.9.0 |
Helpful Resources
Exploitability
CWE
KEV
| CWE ID | Description |
|---|---|
| CWE-122 | A heap overflow condition is a buffer overflow, where the buffer that can be overwritten is allocated in the heap portion of memory, generally meaning that the buffer was allocated using a routine such as malloc(). |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
This vulnerability is a heap-based buffer overflow in the MFER parsing functionality of The Biosig Project libbiosig versions 3.9.0 and the Master Branch (35a819fa). It occurs when a specially crafted MFER file is processed, allowing an attacker to execute arbitrary code by exploiting this overflow.
How can this vulnerability impact me? :
This vulnerability can lead to arbitrary code execution, meaning an attacker could run malicious code on your system without authorization. This can result in full system compromise, data theft, or disruption of services.
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