Critical severity9.8NVD Advisory· Published Mar 29, 2021· Updated Jun 17, 2026
CVE-2021-27274
CVE-2021-27274
Description
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. Was ZDI-CAN-12124.
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Affected products
4cpe:2.3:a:netgear:prosafe_network_management_system:1.6.0.26:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:a:netgear:prosafe_network_management_system:1.6.0.26:*:*:*:*:*:*:*
- (no CPE)range: = 1.6.0.26
- Range: 1.6.0.26
Patches
Vulnerability mechanics
References
2- kb.netgear.com/000062688/Security-Advisory-for-Pre-Authentication-Command-Injection-on-NMS300-PSV-2020-0560nvdVendor Advisory
- www.zerodayinitiative.com/advisories/ZDI-21-357/nvdThird Party AdvisoryVDB Entry
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