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THREATINT
PUBLISHED

CVE-2023-40166

Notepad++ heap buffer read overflow in FileManager::detectLanguageFromTextBegining



AssignerGitHub_M
Reserved2023-08-09
Published2023-08-25
Updated2024-10-02

Description

Notepad++ is a free and open-source source code editor. Versions 8.5.6 and prior are vulnerable to heap buffer read overflow in `FileManager::detectLanguageFromTextBegining `. The exploitability of this issue is not clear. Potentially, it may be used to leak internal memory allocation information. As of time of publication, no known patches are available in existing versions of Notepad++.



MEDIUM: 5.5CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

Problem types

CWE-120: Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

CWE-122: Heap-based Buffer Overflow

Product status

<= 8.5.6
affected

References

https://securitylab.github.com/advisories/GHSL-2023-092_Notepad__/

cve.org CVE-2023-40166

nvd.nist.gov CVE-2023-40166

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