medium
5.3
CWE
787
Advisory Published
Updated

CVE-2021-33684

First published: Wed Jul 14 2021(Updated: )

SAP NetWeaver AS ABAP and ABAP Platform, versions - KRNL32NUC 7.21, 7.21EXT, 7.22, 7.22EXT, KRNL32UC 7.21, 7.21EXT, 7.22, 7.22EXT, KRNL64NUC 7.21, 7.21EXT, 7.22, 7.22EXT, 7.49, KRNL64UC 8.04, 7.21, 7.21EXT, 7.22, 7.22EXT, 7.49, 7.53, KERNEL 8.04, 7.21, 7.21EXT, 7.22, 7.22EXT, 7.49, 7.53, 7.77, 7.81, 7.84, allows an attacker to send overlong content in the RFC request type thereby crashing the corresponding work process because of memory corruption vulnerability. The work process will attempt to restart itself after the crash and hence the impact on the availability is low.

Credit: cna@sap.com

Affected SoftwareAffected VersionHow to fix
SAP NetWeaver ABAP=7.21
SAP NetWeaver ABAP=7.21ext
SAP NetWeaver ABAP=7.22
SAP NetWeaver ABAP=7.22ext
SAP NetWeaver ABAP=7.49
SAP NetWeaver ABAP=7.53
SAP NetWeaver ABAP=7.77
SAP NetWeaver ABAP=7.81
SAP NetWeaver ABAP=kernel_8.04
SAP NetWeaver ABAP=krnl32nuc_7.21
SAP NetWeaver ABAP=krnl32uc_7.21
SAP NetWeaver ABAP=krnl64nuc_7.21
SAP NetWeaver ABAP=krnl64uc_8.04
SAP NetWeaver Application Server ABAP=7.21
SAP NetWeaver Application Server ABAP=7.21ext
SAP NetWeaver Application Server ABAP=7.22
SAP NetWeaver Application Server ABAP=7.22ext
SAP NetWeaver Application Server ABAP=7.49
SAP NetWeaver Application Server ABAP=7.53
SAP NetWeaver Application Server ABAP=7.77
SAP NetWeaver Application Server ABAP=7.81
SAP NetWeaver Application Server ABAP=kernel_8.04
SAP NetWeaver Application Server ABAP=krnl32nuc_7.21
SAP NetWeaver Application Server ABAP=krnl32uc_7.21
SAP NetWeaver Application Server ABAP=krnl64nuc_7.21
SAP NetWeaver Application Server ABAP=krnl64uc_8.04

Never miss a vulnerability like this again

Sign up to SecAlerts for real-time vulnerability data matched to your software, aggregated from hundreds of sources.

Read MoreStart Free Trial

Reference Links

Frequently Asked Questions

  • What is the severity of CVE-2021-33684?

    The severity of CVE-2021-33684 is medium (5.3).

  • What software versions are affected by CVE-2021-33684?

    SAP NetWeaver AS ABAP and ABAP Platform versions - KRNL32NUC 7.21, 7.21EXT, 7.22, 7.22EXT, KRNL32UC 7.21, 7.21EXT, 7.22, 7.22EXT, KRNL64NUC 7.21, 7.21EXT, 7.22, 7.22EXT, 7.49, KRNL64UC 8.04, KERNEL 8.04, 7.21, 7.21EXT, 7.22, 7.22EXT, 7.49, 7.53, 7.77, and 7.81.

  • What is the Common Weakness Enumeration (CWE) ID for CVE-2021-33684?

    The Common Weakness Enumeration (CWE) ID for CVE-2021-33684 is 787.

  • Where can I find more information about CVE-2021-33684?

    You can find more information about CVE-2021-33684 on the following references: [Reference 1](https://launchpad.support.sap.com/#/notes/3032624) and [Reference 2](https://wiki.scn.sap.com/wiki/pages/viewpage.action?pageId=580617506).

  • How do I mitigate the vulnerability in SAP NetWeaver AS ABAP and ABAP Platform?

    To mitigate the vulnerability in SAP NetWeaver AS ABAP and ABAP Platform, apply the relevant patches provided by SAP and follow the recommended security measures outlined in the SAP security advisory.

Company

Resources

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2024 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203