medium
4.3
CWE
668
Advisory Published
Updated

CVE-2021-40496

First published: Tue Oct 12 2021(Updated: )

SAP Internet Communication framework (ICM) - versions 700, 701, 702, 730, 731, 740, 750, 751, 752, 753, 754, 755, 756, 785, allows an attacker with logon functionality, to exploit the authentication function by using POST and form field to repeat executions of the initial command by a GET request and exposing sensitive data. This vulnerability is normally exposed over the network and successful exploitation can lead to exposure of data like system details.

Credit: cna@sap.com

Affected SoftwareAffected VersionHow to fix
SAP NetWeaver AS for ABAP=700
SAP NetWeaver AS for ABAP=701
SAP NetWeaver AS for ABAP=702
SAP NetWeaver AS for ABAP=730
SAP NetWeaver AS for ABAP=731
SAP NetWeaver AS for ABAP=740
SAP NetWeaver AS for ABAP=750
SAP NetWeaver AS for ABAP=751
SAP NetWeaver AS for ABAP=752
SAP NetWeaver AS for ABAP=753
SAP NetWeaver AS for ABAP=754
SAP NetWeaver AS for ABAP=755
SAP NetWeaver AS for ABAP=756
SAP NetWeaver AS for ABAP=785
SAP NetWeaver Application Server for ABAP=700
SAP NetWeaver Application Server for ABAP=701
SAP NetWeaver Application Server for ABAP=702
SAP NetWeaver Application Server for ABAP=730
SAP NetWeaver Application Server for ABAP=731
SAP NetWeaver Application Server for ABAP=740
SAP NetWeaver Application Server for ABAP=750
SAP NetWeaver Application Server for ABAP=751
SAP NetWeaver Application Server for ABAP=752
SAP NetWeaver Application Server for ABAP=753
SAP NetWeaver Application Server for ABAP=754
SAP NetWeaver Application Server for ABAP=755
SAP NetWeaver Application Server for ABAP=756
SAP NetWeaver Application Server for ABAP=785

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Reference Links

Frequently Asked Questions

  • What is the vulnerability ID of this SAP Internet Communication framework (ICM) vulnerability?

    The vulnerability ID is CVE-2021-40496.

  • Which versions of SAP Internet Communication framework (ICM) are affected by this vulnerability?

    Versions 700, 701, 702, 730, 731, 740, 750, 751, 752, 753, 754, 755, 756, and 785 are affected.

  • What is the severity rating of CVE-2021-40496?

    The severity rating of CVE-2021-40496 is medium with a value of 4.3.

  • How can an attacker exploit this vulnerability?

    An attacker with logon functionality can exploit the authentication function by using POST and form field to repeat executions of the initial command by a GET request.

  • Where can I find more information about CVE-2021-40496?

    You can find more information about CVE-2021-40496 at the following references: [SAP Support Note](https://launchpad.support.sap.com/#/notes/3087254) and [SAP Community Wiki](https://wiki.scn.sap.com/wiki/pages/viewpage.action?pageId=587169983).

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