CVE-2019-11325 Information

Description

An issue was discovered in Symfony before 4.2.12 and 4.3.x before 4.3.8. The VarExport component incorrectly escapes strings allowing some specially crafted ones to escalate to execution of arbitrary PHP code. This is related to symfony/var-exporter.

CVSS Vector

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

Reference

https://github.com/symfony/symfony/releases/tag/v4.3.8 https://github.com/symfony/var-exporter/compare/d8bf442…57e00f3 https://symfony.com/blog/cve-2019-11325-fix-escaping-of-strings-in-varexporter https://symfony.com/blog/symfony-4-3-8-released

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

9.8