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  5. CVE-2020-36320

CVE-2020-36320: Uncontrolled Resource Consumption

April 23, 2021 (updated May 5, 2021)

Unsafe validation RegEx in EmailValidator class in com.vaadin:vaadin-server allows attackers to cause uncontrolled resource consumption by submitting malicious email addresses.

References

  • nvd.nist.gov/vuln/detail/CVE-2020-36320
  • vaadin.com/security/cve-2020-36320

Code Behaviors & Features

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Affected versions

All versions starting from 7.0.0 before 7.7.22

Fixed versions

  • 7.7.22

Solution

Upgrade to version 7.7.22 or above

Impact 7.5 HIGH

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

Learn more about CVSS

Weakness

  • CWE-400: Uncontrolled Resource Consumption

Source file

maven/com.vaadin/flow-client/CVE-2020-36320.yml

Spotted a mistake? Edit the file on GitLab.

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