CVEs / CVE-2021-38163
CVE-2021-38163: SAP NetWeaver Unrestricted File Upload Vulnerability
- Known exploited in the CISA KEV catalog since 9 Jun 2022
- high 8.8 CVSS 3.1 (NVD)
- EPSS 36.8% chance of exploitation in the next 30 days, higher than 98% of CVEs (30 Oct 2026)
- Last changed at its sources
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Summary
SAP NetWeaver contains a vulnerability that allows unrestricted file upload.
Description
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.
Affected and fixed versions
| Product | Affected | Fixed in |
|---|---|---|
| SAP SE SAP NetWeaver (Visual Composer 7.0 RT) | 7.30 | — |
| SAP SE SAP NetWeaver (Visual Composer 7.0 RT) | 7.31 | — |
| SAP SE SAP NetWeaver (Visual Composer 7.0 RT) | 7.40 | — |
| SAP SE SAP NetWeaver (Visual Composer 7.0 RT) | 7.50 | — |
Exploitation
| In CISA KEV since | 9 Jun 2022 |
|---|---|
| Due date for US federal agencies | 30 Jun 2022 |
| Used in ransomware campaigns | Unknown |
| Required action | Apply updates per vendor instructions. |
Severity
| CVSS 3.1 | 8.8 highCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HScored by NVD |
|---|---|
| Weakness | CWE-22 |
References
- CVE-2021-38163 on NVD
- CVE-2021-38163 in the CISA KEV catalog
- https://launchpad.support.sap.com/#/notes/3084487 Permissions Required
- https://wiki.scn.sap.com/wiki/pages/viewpage.action?pageId=585106405 Broken Link, Vendor Advisory
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-38163 US Government Resource
Sources
Exploitation status from the CISA Known Exploited Vulnerabilities catalog. EPSS scores from FIRST. Descriptions, severity and references from the National Vulnerability Database. Open-source package versions from OSV (CC-BY 4.0). Text is shown as each source states it; Stackurity does not edit it. Check the vendor's advisory before acting.
This product uses data from the NVD API but is not endorsed or certified by the NVD.