critical
9.4
CWE
444
Advisory Published
Updated

CVE-2023-33987

First published: Tue Jul 11 2023(Updated: )

An unauthenticated attacker in SAP Web Dispatcher - versions WEBDISP 7.49, WEBDISP 7.53, WEBDISP 7.54, WEBDISP 7.77, WEBDISP 7.81, WEBDISP 7.85, WEBDISP 7.88, WEBDISP 7.89, WEBDISP 7.90, KERNEL 7.49, KERNEL 7.53, KERNEL 7.54 KERNEL 7.77, KERNEL 7.81, KERNEL 7.85, KERNEL 7.88, KERNEL 7.89, KERNEL 7.90, KRNL64NUC 7.49, KRNL64UC 7.49, KRNL64UC 7.53, HDB 2.00, XS_ADVANCED_RUNTIME 1.00, SAP_EXTENDED_APP_SERVICES 1, can submit a malicious crafted request over a network to a front-end server which may, over several attempts, result in a back-end server confusing the boundaries of malicious and legitimate messages. This can result in the back-end server executing a malicious payload which can be used to read or modify information on the server or make it temporarily unavailable.

Credit: cna@sap.com cna@sap.com

Affected SoftwareAffected VersionHow to fix
SAP Web Dispatcher=7.53
SAP Web Dispatcher=7.77
SAP Web Dispatcher=7.81
SAP Web Dispatcher=7.49
SAP Web Dispatcher=7.85
SAP Web Dispatcher=7.89
SAP Web Dispatcher=krnl64uc_7.53
SAP Web Dispatcher=krnl64nuc_7.49
SAP Web Dispatcher=kernel_7.49
SAP Web Dispatcher=kernel_7.53
SAP Web Dispatcher=kernel_7.54
SAP Web Dispatcher=kernel_7.77
SAP Web Dispatcher=kernel_7.81
SAP Web Dispatcher=kernel_7.85
SAP Web Dispatcher=kernel_7.89
SAP Web Dispatcher=kernel_7.88
SAP Web Dispatcher=kernel_7.90
SAP Web Dispatcher=7.54
SAP Web Dispatcher=7.88
SAP Web Dispatcher=7.90
SAP Web Dispatcher=krnl64uc_7.49
SAP Web Dispatcher=hdb_2.00
SAP Web Dispatcher=xs_advanced_runtime_1.00
SAP Web Dispatcher=sap_extended_app_services_1

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Reference Links

Frequently Asked Questions

  • What is the severity of CVE-2023-33987?

    The severity of CVE-2023-33987 is critical.

  • Which versions of SAP Web Dispatcher are affected by CVE-2023-33987?

    Versions WEBDISP 7.49, WEBDISP 7.53, WEBDISP 7.54, WEBDISP 7.77, WEBDISP 7.81, WEBDISP 7.85, WEBDISP 7.88, WEBDISP 7.89, WEBDISP 7.90, KERNEL 7.49, KERNEL 7.53, KERNEL 7.54, KERNEL 7.77, KERNEL 7.81, KERNEL 7.85, KERNEL 7.88, KERNEL 7.89, KERNEL 7.9 of SAP Web Dispatcher are affected.

  • How can an unauthenticated attacker exploit CVE-2023-33987?

    An unauthenticated attacker can exploit CVE-2023-33987 by taking advantage of a vulnerability in SAP Web Dispatcher.

  • Are there any fixes or patches available for CVE-2023-33987?

    Yes, fixes and patches are available for CVE-2023-33987. Please refer to the SAP Security Note 3233899 for more information.

  • Where can I find more information about CVE-2023-33987?

    You can find more information about CVE-2023-33987 in the SAP Security Note 3233899 and the SAP document provided in the references.

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