CVE-2021-22118 (GCVE-0-2021-22118)

Vulnerability from cvelistv5 – Published: 2021-05-27 14:48 – Updated: 2024-08-03 18:30
VLAI
Summary
In Spring Framework, versions 5.2.x prior to 5.2.15 and versions 5.3.x prior to 5.3.7, a WebFlux application is vulnerable to a privilege escalation: by (re)creating the temporary storage directory, a locally authenticated malicious user can read or modify files that have been uploaded to the WebFlux application, or overwrite arbitrary files with multipart request data.
Severity
7.8 (High)
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CWE
  • CWE-269 - Improper Privilege Management
Assigner
References
Impacted products
Vendor Product Version
n/a Spring Framework Affected: Spring Framework versions 5.2.x prior to 5.2.15 and versions 5.3.x prior to 5.3.7
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    "redhat_vex": {
      "aggregate_severity": "Moderate",
      "current_release_date": "2026-06-28T11:45:30+00:00",
      "cve": "CVE-2021-22118",
      "id": "CVE-2021-22118",
      "initial_release_date": "2021-05-25T00:00:00+00:00",
      "product_status:fixed": "2",
      "product_status:known_affected": "4",
      "product_status:known_not_affected": "10",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "spring-web: (re)creating the temporary storage directory could result in  a privilege escalation within WebFlux application",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2021/cve-2021-22118.json",
      "version": "3"
    }
  }
}



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Tags
Taxonomy of the tags.





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.


Detection rules are retrieved from Rulezet.