CVE-2021-38163
SAP NetWeaver Unrestricted File Upload Vulnerability
- Published
- Sep 14, 2021
- Updated
- Oct 21, 2025
- Assigning CNA
- sap
- Evidence observed
- Jun 9, 2022
Primary CVSS
nvd · CVSS 3.1
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:HModerate · next 30 days
- Percentile
- 98.5%
- Model date
- Oct 18, 2026
EPSS is a statistical estimate, not a certainty or a measure of impact. Combine it with CVSS, KEV status, exposure and your environment.
CISA Known Exploited
This CVE appears in the CISA Known Exploited Vulnerabilities catalog.
Summary
SAP NetWeaver (Visual Composer 7.0 RT) versions - 7.30, 7.31, 7.40, 7.50, without restriction, an attacker authenticated as a non-administrative user can upload a malicious file over a network and trigger its processing, which is capable of running operating system commands with the privilege of the Java Server process. These commands can be used to read or modify any information on the server or shut the server down making it unavailable.
Sources
CVE-2021-38163 - SAP NetWeaver AS Java Desynchronization Vulnerability
- CVE-2021-38163Exploit
CVE-2021-38163 - exploit for SAP Netveawer
Responsible use
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