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CVE-2021-30468

HIGHCVSS 7.5/10EPSS 7.02%

Last modified

CVE-2021-30468 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. 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.. EPSS estimates a 7.02% chance of exploitation in the next 30 days.

Description

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.

Metrics

CVSS 3.1
7.5/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

EPSS Probability
7.02%

93.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
ApacheCxf< 3.3.11
ApacheCxf>= 3.4.0, < 3.4.4
ApacheTomee8.0.6
OracleBusiness Intelligence5.5.0.0.0
OracleBusiness Intelligence5.9.0.0.0
OracleBusiness Intelligence12.2.1.3.0
OracleBusiness Intelligence12.2.1.4.0
OracleCommunications Element Manager8.2.2
OracleCommunications Messaging Server8.1

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2021-30468?
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.
How severe is CVE-2021-30468?
CVE-2021-30468 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 7.02% probability of exploitation in the next 30 days.
How do I fix CVE-2021-30468?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2021-30468?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST