22793.rar -
No complex exploit was needed; the Windows Startup folder handled the execution.
This vulnerability allowed attackers to execute code remotely by simply having a user extract a specially crafted archive. 🛡️ The Vulnerability: CVE-2018-20250 22793.rar
When a user opens "22793.rar" (or similar ACE-based exploits): No complex exploit was needed; the Windows Startup
Always run an antivirus scan on archives from unknown sources. If you'd like, I can help you with: Analyzing a specific file you found with this name. Patching your system to ensure you aren't vulnerable. Finding the original research by Check Point Software. If you'd like, I can help you with:
The malware would run automatically the next time the user logged in. 📂 Technical Breakdown
The flaw existed in unacev2.dll , a third-party library WinRAR used to unpack files. Path Traversal: Attackers could bypass folder restrictions.
WinRAR failed to properly sanitize these paths, allowing the file to be written outside the intended extraction folder. ⚠️ Security Implications