Notepad++ v8.8.8 Auth Code Verification Bypass Fix Analysis

Vulnerability Key Information Summary Vulnerability Overview Vulnerability Type: Authentication Code Verification Bypass Vulnerability Description: Unsigned executables, upon startup, initiate outbound communication to (CloudFlare) on port 80, posing a risk of security verification bypass. Submitter: donho (repository owner/maintainer) Submission Date: July 19, 2023 Commit Message: "Fix authentication code verification bypass issue" Scope of Impact Affected Components: and Affected Versions: v8.8.8 branch Affected Behavior: Abnormal outbound communication is triggered when an unsigned notepad++ executable starts Remediation The authentication code verification bypass issue was fixed by modifying the verification logic in : Core Modifications: 1. — Modified the certificate trust verification logic: - Replaced with (retained) - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with - Replaced with

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Notepad++ v8.8.8 Auth Code Verification Bypass Fix Analysis

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