CVE-2024-21738: netweaver XSS — Fix

Description

SAP NetWeaver ABAP Application Server and ABAP Platform do not sufficiently encode user-controlled inputs, resulting in Cross-Site Scripting (XSS) vulnerability. An attacker with low privileges can cause limited impact to confidentiality of the application data after successful exploitation.

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CVSS v3.1 Score

4.1

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:N/A:N

Weakness Type (CWE)

CWE-79 Cross-site Scripting (XSS)

Affected Products

Vendor	Product	Versions
sap	netweaver_application_server_abap	All
sap	netweaver_application_server_abap	All
sap	netweaver_application_server_abap	All
sap	netweaver_application_server_abap	All
sap	netweaver_application_server_abap	All
sap	netweaver_application_server_abap	All
sap	netweaver_application_server_abap	All
sap	netweaver_application_server_abap	All
sap	netweaver_application_server_abap	All
sap	netweaver_application_server_abap	All
sap	netweaver_application_server_abap	All
sap	netweaver_application_server_abap	All
sap	netweaver_application_server_abap	All
sap	netweaver_application_server_abap	All
sap	netweaver_application_server_abap	All
sap	netweaver_application_server_abap	All

References

Advisories & Patches

https://www.sap.com/documents/2022/02/fa865ea4-167e-0010-bca6-c68f7e60039b.html https://www.sap.com/documents/2022/02/fa865ea4-167e-0010-bca6-c68f7e60039b.html

Other References

https://me.sap.com/notes/3387737 https://me.sap.com/notes/3387737

Frequently Asked Questions

What is CVE-2024-21738? +

SAP NetWeaver ABAP Application Server and ABAP Platform do not sufficiently encode user-controlled inputs, resulting in Cross-Site Scripting (XSS) vulnerability. An attacker with low privileges can cause limited impact to confidentiality of the application data after successful exploitation. It has a CVSS v3.1 base score of 4.1 (MEDIUM).

How severe is CVE-2024-21738? +

CVE-2024-21738 has a CVSS v3.1 score of 4.1 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance.

What products are affected by CVE-2024-21738? +

CVE-2024-21738 affects products from sap, specifically: netweaver_application_server_abap. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2024-21738? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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CVE-2024-21738