CVE-2023-43683
BaseFortify
Publication date: 2025-08-14
Last updated on: 2025-08-15
Assigner: MITRE
Description
Description
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| malwarebytes | nebula | * |
| malwarebytes | malwarebytes | 5.1.5.116 |
| malwarebytes | malwarebytes | 4.6.14.326 |
Helpful Resources
Exploitability
| CWE ID | Description |
|---|---|
| CWE-125 | The product reads data past the end, or before the beginning, of the intended buffer. |
| CWE-121 | A stack-based buffer overflow condition is a condition where the buffer being overwritten is allocated on the stack (i.e., is a local variable or, rarely, a parameter to a function). |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
This vulnerability is a stack buffer out-of-bounds access caused by an integer underflow when handling newline characters in Malwarebytes versions 4.6.14.326 and earlier, and before 5.1.5.116, as well as Nebula 2020-10-21 and later. Essentially, the software incorrectly processes newline characters leading to memory access outside the intended buffer boundaries.
How can this vulnerability impact me? :
The vulnerability could lead to unexpected behavior such as crashes or potentially allow an attacker to execute arbitrary code or cause denial of service by exploiting the stack buffer out-of-bounds access.