high
7.5
CWE
835 400
Advisory Published
CVE Published
Updated

CVE-2021-30468: Apache CXF Denial of service vulnerability in parsing JSON via JsonMapObjectReaderWriter

First published: Wed Jun 16 2021(Updated: )

A vulnerability in the JsonMapObjectReaderWriter of Apache CXF allows an attacker to submit malformed JSON to a web service, which results in the thread getting stuck in an infinite loop, consuming CPU indefinitely. This issue affects Apache CXF versions prior to 3.4.4; Apache CXF versions prior to 3.3.11.

Credit: security@apache.org

Affected SoftwareAffected VersionHow to fix
redhat/apache-cxf<3.3.11
3.3.11
redhat/apache-cxf<3.4.4
3.4.4
IBM InfoSphere Guardium z/OS<=10.5
IBM InfoSphere Guardium z/OS<=10.6
IBM InfoSphere Guardium z/OS<=11.0
IBM InfoSphere Guardium z/OS<=11.1
IBM InfoSphere Guardium z/OS<=11.2
IBM InfoSphere Guardium z/OS<=11.3
IBM InfoSphere Guardium z/OS<=11.4
Apache CXF<3.3.11
Apache CXF>=3.4.0<3.4.4
Apache TomEE=8.0.6
Oracle Business Intelligence Enterprise Edition=5.5.0.0.0
Oracle Business Intelligence Enterprise Edition=5.9.0.0.0
Oracle Business Intelligence Enterprise Edition=12.2.1.3.0
Oracle Business Intelligence Enterprise Edition=12.2.1.4.0
Oracle Communications Element Manager=8.2.2
Sun iPlanet Messaging Server=8.1

Remedy

https://www.oracle.com/security-alerts/cpuapr2022.html

Remedy

https://www.oracle.com/security-alerts/cpuoct2021.html

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Reference Links

Parent vulnerabilities

(Appears in the following advisories)

Frequently Asked Questions

  • What is the vulnerability ID?

    The vulnerability ID is CVE-2021-30468.

  • What is the severity of CVE-2021-30468?

    The severity of CVE-2021-30468 is high with a severity value of 7.5.

  • How does CVE-2021-30468 affect Apache CXF?

    CVE-2021-30468 affects Apache CXF versions prior to 3.4.4.

  • What is the impact of CVE-2021-30468?

    The impact of CVE-2021-30468 is a denial of service caused by an infinite loop flaw in the JsonMapObjectReaderWriter of Apache CXF.

  • How can I fix CVE-2021-30468?

    To fix CVE-2021-30468, upgrade to Apache CXF version 3.4.4 or later.

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