VYPR
Medium severity5.9NVD Advisory· Published Jun 13, 2018· Updated Jun 17, 2026

CVE-2018-11386

CVE-2018-11386

Description

An issue was discovered in the HttpFoundation component in Symfony 2.7.x before 2.7.48, 2.8.x before 2.8.41, 3.3.x before 3.3.17, 3.4.x before 3.4.11, and 4.0.x before 4.0.11. The PDOSessionHandler class allows storing sessions on a PDO connection. Under some configurations and with a well-crafted payload, it was possible to do a denial of service on a Symfony application without too much resources.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected packages

Versions sourced from the GitHub Security Advisory.

PackageAffected versionsPatched versions
symfony/symfonyPackagist
>= 2.7.0, < 2.7.482.7.48
symfony/symfonyPackagist
>= 2.8.0, < 2.8.412.8.41
symfony/symfonyPackagist
>= 3.3.0, < 3.3.173.3.17
symfony/symfonyPackagist
>= 3.4.0, < 3.4.113.4.11
symfony/symfonyPackagist
>= 4.0.0, < 4.0.114.0.11
symfony/http-foundationPackagist
>= 2.7.0, < 2.7.482.7.48
symfony/http-foundationPackagist
>= 2.8.0, < 2.8.412.8.41
symfony/http-foundationPackagist
>= 3.3.0, < 3.3.173.3.17
symfony/http-foundationPackagist
>= 3.4.0, < 3.4.113.4.11
symfony/http-foundationPackagist
>= 4.0.0, < 4.0.114.0.11

Affected products

2

Patches

Vulnerability mechanics

References

13

News mentions

0

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