CVE-2021-33684: Medium severity sap netweaver as abap vulnerability

Published 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.

Affected Software

26 affected components
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

Event History

Jul 14, 2021
CVE Published
via MITRE·11:04 AM
Data Sourced
via MITRE·11:04 AM
DescriptionSeverityWeakness

Frequently Asked Questions

1

What is the severity of CVE-2021-33684?

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

2

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.

3

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

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

4

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).

5

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.

Contact

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