Known exploited vulnerability
CVE-2021-38163
The short answer
CVE-2021-38163 affects SAP SE SAP NetWeaver (Visual Composer 7.0 RT) and is rated high (CVSS 8.8). CISA added it to the Known Exploited Vulnerabilities catalog on 2022-06-09: attackers are using it, so patch it first.
What it is
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.
Weakness: CWE-22.
Severity
8.8 high
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Exploited (CISA KEV)
Yes, since Jun 9, 2022
Federal due date Jun 30, 2022
EPSS, next 30 days
37%
Higher than 99% of scored CVEs
How it can be exploited
- Attack vector
- Network
- Attack complexity
- Low
- Privileges required
- Low
- User interaction
- None
- Scope
- Unchanged
- Confidentiality impact
- High
- Integrity impact
- High
- Availability impact
- High
What CISA says to do
Apply updates per vendor instructions.
Affected products
SAP NetWeaver (Visual Composer 7.0 RT). NVD's record lists the exact affected versions.
References
- launchpad.support.sap.com/#/notes/3084487 Permissions Required
- wiki.scn.sap.com/wiki/pages/viewpage.action?pageId=585106405 Broken LinkVendor Advisory
- launchpad.support.sap.com/#/notes/3084487 Permissions Required
- wiki.scn.sap.com/wiki/pages/viewpage.action?pageId=585106405 Broken LinkVendor Advisory
- www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-38163 US Government Resource
Questions
Is CVE-2021-38163 being exploited?
Yes. CISA added CVE-2021-38163 to its Known Exploited Vulnerabilities catalog on 2022-06-09, with a federal remediation due date of 2022-06-30.
How do I fix CVE-2021-38163?
CISA's required action: Apply updates per vendor instructions.
From NVD, CISA KEV, FIRST EPSS and OSV.dev, checked . Status on NVD: Analyzed. The description is NVD's text, quoted as published.
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