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CVE-2023-2640-3262-PoC — POC exploits demonstrating OverlayFS-based local privilege escalation vulnerabilities in Ubuntu (CVE-2023-2640 & CVE-2023-3262) | Kitploit
Tools/GitHubGitHub/z3usx01/cve-2023-2640-3262-poc
Privilege EscalationVulnerability AnalysisExploitationPenetration TestingBinary Exploitation
GitHubz3usx01/cve-2023-2640-3262-poc

CVE-2023-2640-3262-PoC

POC exploits demonstrating OverlayFS-based local privilege escalation vulnerabilities in Ubuntu (CVE-2023-2640 & CVE-2023-3262)

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25 months agoNot yet reviewed

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CVE-2023-2640/3262-PoC

Minimal PoCs for Ubuntu OverlayFS local privilege escalation vulnerabilities.

CVEs

  • CVE-2023-2640 – OverlayFS permission handling issue
  • CVE-2023-3262 – OverlayFS capability escalation issue

Files

  • CVE-2023-2640.sh – basic OverlayFS behavior test
  • CVE-2023-3262.sh – capability escalation PoC
  • exploit_chain.sh – combined exploit (root)

Requirements

  • Vulnerable Ubuntu system
  • Local access
  • unshare, setcap, mount

Usage

root@kitploit:~
chmod +x *.sh
./exploit_chain.sh
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