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Rewterz Threat Advisory – ICS: Siemens SINEMA Server & SINEC NMS

Severity

High

Analysis Summary

CVE-2020-25237

When uploading files to an affected system using a zip container, the system does not correctly check if the relative file path of the extracted files is still within the intended target directory. An attacker could exploit this vulnerability to create or overwrite arbitrary files on an affected system.

Impact

Arbitrary code execution


Affected Vendors

Siemens

Affected Products

  • SINEC NMS All versions prior to v1.0 SP1 Update 1
  • SINEMA Server All versions prior to v14.0 SP2 Update 2

Remediation

Siemens recommends users update their products to the latest version.