Path Traversal in SAP Netweaver
CVE-2021-38163
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.
Vulnerability class: Path Traversal (Directory Traversal)
EPSS: 0.360 (98.4th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 9.9 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H.
Affected products
- Sap Netweaver — versions 7.30, 7.31, 7.40
- Sap Se Netweaver (Visual Composer 7.0 Rt) — versions 7.30, 7.31, 7.40
Weakness classification (CWE)
CISA KEV (Known Exploited Vulnerabilities)
This CVE is on the CISA KEV catalog, added on . CISA KEV inclusion means CISA has confirmed in-the-wild exploitation; US federal agencies are required to remediate within a published due date.
BOD 22-01 due date: .
Required action: Apply updates per vendor instructions.
Public proof-of-concept exploits
References
- cna@sap.com (x_refsource_MISC, Broken Link, Vendor Advisory)
- cna@sap.com (Permissions Required, x_refsource_MISC)
- 134c704f-9b21-4f2e-91b3-4a467353bcc0 (US Government Resource)
Frequently asked questions
- What is CVE-2021-38163?
- CVE-2021-38163 is a critical-severity vulnerability in SAP Netweaver, classified under Path Traversal. CVSS score: 9.9/10. Published 2021-09-14.
- How severe is CVE-2021-38163?
- Critical severity. CVSS v3 base score is 9.9 out of 10.
- Is CVE-2021-38163 known to be exploited?
- Yes. CVE-2021-38163 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2022-06-09), indicating it is being actively exploited. 12 public proof-of-concept repositories are indexed.