What is the severity of CVE-2021-21488?

CVE-2021-21488 is classified as a medium severity vulnerability that allows insecure deserialization due to insufficient data verification.

How do I fix CVE-2021-21488?

To mitigate CVE-2021-21488, it is recommended to apply the latest security patches provided by SAP for the affected versions of SAP NetWeaver Knowledge Management.

Which versions are affected by CVE-2021-21488?

CVE-2021-21488 affects SAP NetWeaver Knowledge Management versions 7.01, 7.02, 7.30, 7.31, 7.40, and 7.50.

Can CVE-2021-21488 lead to data breaches?

Yes, CVE-2021-21488 could potentially allow remote attackers to execute malicious code, compromising system integrity and availability.

What should I do if I am vulnerable to CVE-2021-21488?

If you are using an affected version of SAP NetWeaver Knowledge Management, prioritize updating your software to the latest secure version.

Vulnerability/
CVE-2021-21488

medium

6.5

CWE

502

9/3/2021

3/8/2024

CVE-2021-21488

First published: Tue Mar 09 2021(Updated: )

Knowledge Management versions 7.01, 7.02, 7.30, 7.31, 7.40, 7.50 allows a remote attacker with basic privileges to deserialize user-controlled data without verification, leading to insecure deserialization which triggers the attacker’s code, therefore impacting Availability.

Credit: cna@sap.com

Affected Software	Affected Version	How to fix
SAP NetWeaver Knowledge Management	=7.01
SAP NetWeaver Knowledge Management	=7.02
SAP NetWeaver Knowledge Management	=7.30
SAP NetWeaver Knowledge Management	=7.31
SAP NetWeaver Knowledge Management	=7.40
SAP NetWeaver Knowledge Management	=7.50

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Frequently Asked Questions

What is the severity of CVE-2021-21488?
CVE-2021-21488 is classified as a medium severity vulnerability that allows insecure deserialization due to insufficient data verification.
How do I fix CVE-2021-21488?
To mitigate CVE-2021-21488, it is recommended to apply the latest security patches provided by SAP for the affected versions of SAP NetWeaver Knowledge Management.
Which versions are affected by CVE-2021-21488?
CVE-2021-21488 affects SAP NetWeaver Knowledge Management versions 7.01, 7.02, 7.30, 7.31, 7.40, and 7.50.
Can CVE-2021-21488 lead to data breaches?
Yes, CVE-2021-21488 could potentially allow remote attackers to execute malicious code, compromising system integrity and availability.
What should I do if I am vulnerable to CVE-2021-21488?
If you are using an affected version of SAP NetWeaver Knowledge Management, prioritize updating your software to the latest secure version.

collector/nvd-index
agent/references
agent/type
agent/softwarecombine
collector/mitre-cve
source/MITRE
agent/author
agent/weakness
agent/last-modified-date
agent/severity
agent/tags
agent/description
agent/first-publish-date
agent/event
agent/source
vendor/sap
canonical/sap netweaver knowledge management
version/sap netweaver knowledge management/7.01
version/sap netweaver knowledge management/7.02
version/sap netweaver knowledge management/7.30
version/sap netweaver knowledge management/7.31
version/sap netweaver knowledge management/7.40
version/sap netweaver knowledge management/7.50

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Frequently Asked Questions

What is the severity of CVE-2021-21488?
CVE-2021-21488 is classified as a medium severity vulnerability that allows insecure deserialization due to insufficient data verification.
How do I fix CVE-2021-21488?
To mitigate CVE-2021-21488, it is recommended to apply the latest security patches provided by SAP for the affected versions of SAP NetWeaver Knowledge Management.
Which versions are affected by CVE-2021-21488?
CVE-2021-21488 affects SAP NetWeaver Knowledge Management versions 7.01, 7.02, 7.30, 7.31, 7.40, and 7.50.
Can CVE-2021-21488 lead to data breaches?
Yes, CVE-2021-21488 could potentially allow remote attackers to execute malicious code, compromising system integrity and availability.
What should I do if I am vulnerable to CVE-2021-21488?
If you are using an affected version of SAP NetWeaver Knowledge Management, prioritize updating your software to the latest secure version.