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  5. CVE-2019-18887

CVE-2019-18887: Information Exposure Through Timing Discrepancy

November 21, 2019 (updated December 2, 2019)

The UriSigner is subject to timing attacks.

References

  • symfony.com/cve-2019-18887

Code Behaviors & Features

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Affected versions

All versions starting from 2.2.0 before 2.8.52, all versions starting from 3.0.0 before 3.4.35, all versions starting from 4.0.0 before 4.2.12, all versions starting from 4.3.0 before 4.3.8

Fixed versions

  • 2.8.52
  • 3.4.35
  • 4.2.12
  • 4.3.8

Solution

Upgrade to versions 2.8.52, 3.4.35, 4.2.12, 4.3.8 or above.

Impact 8.1 HIGH

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

Learn more about CVSS

Weakness

  • CWE-203: Observable Discrepancy

Source file

packagist/symfony/symfony/CVE-2019-18887.yml

Spotted a mistake? Edit the file on GitLab.

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