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CVE-2021-30468 (GCVE-0-2021-30468)

Vulnerability from cvelistv5 – Published: 2021-06-16 12:00 – Updated: 2024-08-03 22:32
VLAI
Title
Apache CXF Denial of service vulnerability in parsing JSON via JsonMapObjectReaderWriter
Summary
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.
CWE
  • CWE-400 - Uncontrolled Resource Consumption
Impacted products
Vendor Product Version CPE status
Apache Software Foundation Apache CXF Affected: Apache CXF , < 3.4.4 (custom)
guessed Create a notification for this product.
Show details on NVD website

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    "redhat_vex": {
      "aggregate_severity": "Moderate",
      "current_release_date": "2026-08-04T21:39:31+00:00",
      "cve": "CVE-2021-30468",
      "id": "CVE-2021-30468",
      "initial_release_date": "2021-06-16T00:00:00+00:00",
      "product_status:fixed": "3",
      "product_status:known_affected": "3",
      "product_status:known_not_affected": "12",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "CXF: Denial of service vulnerability in parsing JSON via JsonMapObjectReaderWriter",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2021/cve-2021-30468.json",
      "version": "3"
    }
  }
}



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Tags
Taxonomy of the tags.


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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

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Detection rules are retrieved from Rulezet.

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Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.


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