SAP Security Notes, April 2018

Hot News Note 2622660 includes critical security updates for web browser controls delivered with SAP Business Client. The Client provides a unified environment for SAP applications including Fiori, SAP GUI, and Web Dynpro.  It supports browser controls from Internet Explorer (IE) and Chrome for displaying HTML content. Security corrections for the WebBrowser control of the .NET framework in IE are delivered directly by Microsoft. Unlike IE, the browser control for Chrome is embedded in SAP Business Client using the open source Chromium Embedded Framework (CEF). Security fixes are provided by the Chromium project and delivered by SAP through periodic Security Notes.  Note 2622660 includes corrections addressed by Chromium releases 64 and 65. The critical rating of the note is due to the fact that the highest CVSS rating of the security corrections bundled in the fixes is 9.8/10.

Note 2552318 provides an important update for Note 2376081 released in August 2017. The note deals with a high priority code injection vulnerability impacting iviews created in Visual Composer. Iviews are interactive, web-based applications in Java platforms. The corrections included in Notes 2552318 and 2376081 will support code injection checks for the entire input stream received from Visual Composer in the export to Excel mechanism. Note 2376081 should be implemented before 2552318.

Note 2537150 includes corrections to automatically terminate active sessions for user whose passwords have been changed in BusinessObjects.

Note 2587985 provides instructions for removing a Denial of Service (DOS) vulnerability in the Apache Http Server embedded in SAP Business One.

Finally, Note 2190621 provides a solution to log peer IP addresses instead of terminal IP addresses in the Security Audit Log, Peer or routed IP addresses are less vulnerable to manipulation than terminal IP addresses.

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