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Rewterz Threat Advisory – CVE-2021-27274 – Netgear ProSAFE Network Management System Arbitrary File Upload

Severity

High

Analysis Summary

CVE-2021-27274

This vulnerability allows remote attackers to execute arbitrary code on affected installations of NETGEAR ProSAFE Network Management System 1.6.0.26. Authentication is not required to exploit this vulnerability. The specific flaw exists within the MFileUploadController class. The issue results from the lack of proper validation of a user-supplied path prior to using it in file operations. An attacker can leverage this vulnerability to execute code in the context of SYSTEM.

Impact

  • Code Execution
  • Privilege Escalation
  • Unauthorized Access

Affected Vendors

NETGEAR

Affected Products

  • ProSAFE NMS300

Remediation

Update your Security Gateway product to the latest IPS update.
https://www.checkpoint.com/defense/advisories/public/2006/sbp-31-Jul.html