CVE-2021-38163

CRITICAL KEV

SAP NetWeaver (Visual Composer 7.0 RT) - Command Injection

Title source: llm
STIX 2.1

Exploitation Summary

CVE-2021-38163 is actively exploited and listed in the CISA Known Exploited Vulnerabilities (KEV) catalog, added June 9, 2022. EIP tracks 2 public exploits from researchers including core1impact, purpleteam-ru.

AI-analyzed exploit summary This repository contains a functional exploit for CVE-2021-38163, targeting SAP NetWeaver Visual Composer. The exploit authenticates as a non-administrative user, uploads a malicious JSP file via a path traversal vulnerability, and executes arbitrary OS commands with the privileges of the Java Server process.

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.

Exploits (2)

nomisec WORKING POC 4 stars
by core1impact · remote-auth
https://github.com/core1impact/CVE-2021-38163

This repository contains a functional exploit for CVE-2021-38163, targeting SAP NetWeaver Visual Composer. The exploit authenticates as a non-administrative user, uploads a malicious JSP file via a path traversal vulnerability, and executes arbitrary OS commands with the privileges of the Java Server process.

Classification
Working Poc 95%
Attack Type
Rce
Complexity
Moderate
Reliability
Reliable
Target: SAP NetWeaver (Visual Composer 7.0 RT) versions 7.30, 7.31, 7.40, 7.50
Auth required
Prerequisites: Valid credentials for a non-administrative user · Network access to SAP NetWeaver ports (e.g., 50000, 50001, 50004, 50013, 50113)
devstral-2 · analyzed Feb 18, 2026 Full analysis →
nomisec WORKING POC
by purpleteam-ru · remote-auth
https://github.com/purpleteam-ru/CVE-2021-38163

This repository contains a functional exploit for CVE-2021-38163, which targets SAP NetWeaver AS Java. The exploit leverages path traversal and file upload vulnerabilities to achieve remote code execution by deploying a malicious JSP file.

Classification
Working Poc 95%
Attack Type
Rce
Complexity
Moderate
Reliability
Reliable
Target: SAP NetWeaver AS Java (versions before October 2021 security patch)
Auth required
Prerequisites: Valid credentials for SAP NetWeaver AS Java · Network access to the target system
devstral-2 · analyzed Feb 18, 2026 Full analysis →

References (3)

Core 3

Scores

CVSS v3 9.9
EPSS 0.3715
EPSS Percentile 98.3%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation active
Automatable no
Technical Impact total

Details

CISA KEV 2022-06-09
VulnCheck KEV 2022-06-09
InTheWild.io 2022-06-09
ENISA EUVD EUVD-2021-24633
CWE
CWE-22
Status published
Products (4)
sap/netweaver 7.30
sap/netweaver 7.31
sap/netweaver 7.40
sap/netweaver 7.50
Published Sep 14, 2021
KEV Added Jun 09, 2022
Tracked Since Feb 18, 2026