Medium severity · published Aug 25, 2023
CVE-2023-40036
Notepad++ is a free and open-source source code editor
5.5
CVSS
0.4%
EPSS
No
On KEV
Description
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++.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
Attack vector
Local
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
High
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.4% · higher than 31% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
NO
Notepad++ · Notepad-plus-plus
through 8.5.6 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2023-40036
CVE.org
https://www.cve.org/CVERecord?id=CVE-2023-40036
Exploit
https://securitylab.github.com/advisories/GHSL-2023-092_Notepad__/
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