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Status published
High
CVE-2019-18887
An issue was discovered in Symfony 2.8.0 through 2.8.50, 3.4.0...
Vulnerability Description
An issue was discovered in Symfony 2.8.0 through 2.8.50, 3.4.0 through 3.4.34, 4.2.0 through 4.2.11, and 4.3.0 through 4.3.7. The UriSigner was subject to timing attacks. This is related to symfony/http-kernel.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
No credits recorded in the NVD database.
References
- https://symfony.com/blog/symfony-4-3-8-released
- https://github.com/symfony/symfony/releases/tag/v4.3.8
- https://symfony.com/blog/cve-2019-18887-use-constant-time-comparison-in-urisigner
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DZNXRVHDQBNZQUCNRVZICPPBFRAUWUJX/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VXEAOEANNIVYANTMOJ42NKSU6BGNBULZ/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UED22BOXTL2SSFMGYKA64ZFHGLLJG3EA/
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Affected Vendor
sensiolabs
View all reports →Affected Software
symfony, fedora
Vulnerable Versions:
2.8.0, 3.4.0, 4.2.0, 4.3.0, 30, 31
Timeline
Official Publish:
November 21st, 2019
Last Modified:
August 5th, 2024
Added to House:
July 20th, 2026
CVSS Vectors
V3:
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Weaknesses (CWE)
No CWE data available
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.