Medium severity · published Sep 14, 2021
CVE-2021-21489
SAP NetWeaver Enterprise Portal versions - 7.10, 7.11, 7.20, 7.30, 7.31, 7.40, 7.50, does not sufficiently encode user related data, resulting in Stored Cross-Site Scripting (XSS)…
4.8
CVSS
0.6%
EPSS
No
On KEV
Description
SAP NetWeaver Enterprise Portal versions - 7.10, 7.11, 7.20, 7.30, 7.31, 7.40, 7.50, does not sufficiently encode user related data, resulting in Stored Cross-Site Scripting (XSS) vulnerability. This would allow an attacker with administrative privileges to store a malicious script on the portal. The execution of the script content by a victim registered on the portal could compromise the confidentiality and integrity of portal content.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
High
User interaction
Required
Confidentiality
Low
Integrity
Low
Availability
None
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.6% · higher than 47% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
NE
Netweaver Enterprise Portal · Sap
7.10; 7.11; 7.20; 7.30; 7.31; 7.40; +1 more · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-21489
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-21489
Permissions Required
https://launchpad.support.sap.com/#/notes/3082219
Vendor Advisory
https://wiki.scn.sap.com/wiki/pages/viewpage.action?pageId=585106405
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