Staying Safe in Times of Cyber Uncertainty
Check Point Advisories

SAP NetWeaver Unrestricted File Upload (CVE-2021-38163)

Check Point Reference: CPAI-2021-1197
Date Published: 20 Jun 2022
Severity: High
Last Updated: Monday 20 June, 2022
Source:
Industry Reference:CVE-2021-38163
Protection Provided by:

Security Gateway
R81, R80, R77, R75

Who is Vulnerable? SAP NetWeaver 7.30
SAP NetWeaver 7.31
SAP NetWeaver 7.40
SAP NetWeaver 7.50
Vulnerability Description An unrestricted file upload vulnerability exists in SAP NetWeaver. Successful exploitation of this vulnerability could allow a remote attacker to execute arbitrary code on the affected system.

Protection Overview

This protection detects attempts to exploit this vulnerability.

In order for the protection to be activated, update your Security Gateway product to the latest IPS update. For information on how to update IPS, go to SBP-2006-05, click on Protection tab and select the version of your choice.

Security Gateway R81 / R80 / R77 / R75

  1. In the IPS tab, click Protections and find the SAP NetWeaver Unrestricted File Upload (CVE-2021-38163) protection using the Search tool and Edit the protection's settings.
  2. Install policy on all Security Gateways.

This protection's log will contain the following information:

Attack Name:  Application Servers Protection Violation.
Attack Information:  SAP NetWeaver Unrestricted File Upload (CVE-2021-38163)

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