PT-2023-4779 · Notepad++ · Notepad++

Jarlob

+1

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Published

2023-08-21

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Updated

2023-09-11

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CVE-2023-40164

CVSS v3.1

5.5

Medium

VectorAV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
Name of the Vulnerable Software and Affected Versions Notepad++ versions 8.5.6 and prior
Description The issue is related to a global buffer read overflow in the nsCodingStateMachine::NextStater function. This may potentially be used to leak internal memory allocation information. The exploitability of this issue is not clear.
Recommendations For Notepad++ versions 8.5.6 and prior, update to version 8.5.7 or later to resolve the issue. As a temporary workaround, consider restricting the use of the nsCodingStateMachine::NextStater function until a patch is available.

Exploit

Fix

Buffer Overflow

Weakness Enumeration

CWE-120

Related Identifiers

BDU:2023-05226
CVE-2023-40164

Affected Products

Notepad++