Vulnerability Details : CVE-2023-40036
Notepad++ is a free and open-source source code editor. Versions 8.5.6 and prior are vulnerable to global buffer read overflow in `CharDistributionAnalysis::HandleOneChar`. 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++.
Vulnerability category: Overflow
Products affected by CVE-2023-40036
- cpe:2.3:a:notepad-plus-plus:notepad\+\+:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2023-40036
0.06%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 29 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2023-40036
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
5.5
|
MEDIUM | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N |
1.8
|
3.6
|
NIST | |
|
5.5
|
MEDIUM | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N |
1.8
|
3.6
|
GitHub, Inc. |
CWE ids for CVE-2023-40036
-
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, leading to a buffer overflow.Assigned by:
- nvd@nist.gov (Primary)
- security-advisories@github.com (Secondary)
References for CVE-2023-40036
-
https://securitylab.github.com/advisories/GHSL-2023-092_Notepad__/
GHSL-2023-112, GHSL-2023-102, GHSL-2023-103, GHSL-2023-092: Buffer Overflows in Notepad++ - CVE-2023-40031, CVE-2023-40036, CVE-2023-40164, CVE-2023-40166 | GitHub Security LabExploit;Third Party Advisory
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