XSS in SAP Netweaver
CVE-2023-0021
Due to insufficient encoding of user input, SAP NetWeaver - versions 700, 701, 702, 731, 740, 750, allows an unauthenticated attacker to inject code that may expose sensitive data like user ID and password, which could lead to reflected Cross-Site scripting. These endpoints are normally exposed over the network and successful exploitation can partially impact confidentiality of the application.
Vulnerability class: XSS (Cross-Site Scripting)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.
EPSS exploit prediction
EPSS: 0.005 (37.0th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 37th percentile — 37.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: 0.000
Affected products
- SAP Netweaver — versions 700, 701, 702
- SAP Se Netweaver — versions 700, 701, 702
Weakness classification (CWE)
Public proof-of-concept exploits
References
- launchpad.support.sap.com/ (Permissions Required)
- www.sap.com/documents/2022/02/fa865ea4-167e-0010-bca6-c68f7e60039b.html (Vendor Advisory)
Frequently asked questions
- What is CVE-2023-0021?
- CVE-2023-0021 is a medium-severity vulnerability in SAP Netweaver, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2023-03-14.
- How severe is CVE-2023-0021?
- Medium severity. CVSS v3 base score is 6.1 out of 10.
- Is CVE-2023-0021 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.