Buffer Overflow Vulnerability in Notepad++ by Don Ho
CVE-2022-31901

6.5MEDIUM

Key Information:

Vendor
CVE Published:
19 January 2023

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2022-31901?

A buffer overflow vulnerability exists in Notepad++ versions up to v8.4.3, specifically in the function Notepad_plus::addHotSpot. This flaw allows attackers to crash the Notepad++ application by exploiting crafted files, potentially leading to denial of service. Users of affected versions should apply the necessary updates to mitigate the risk.

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

References

CVSS V3.1

Score:
6.5
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability Reserved

.