Notepad++ global buffer read overflow in CharDistributionAnalysis::HandleOneChar
CVE-2023-40036

5.5MEDIUM

Key Information:

Vendor

Notepad-plus-plus

Status
Notepad-plus-plus
Vendor
CVE Published:
25 August 2023

What is 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++.

Affected Version(s)

notepad-plus-plus <= 8.5.6

References

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

CVSS V3.1

Score:
5.5
Severity:
MEDIUM
Confidentiality:
High
Integrity:
None
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.