CVE-2019-11325

moderate-risk
Published 2019-11-21

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.

Do I need to act?

~
4.7% chance of exploitation in next 30 days
EPSS score — moderate exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
9
CVSS 9.8/10 Critical
NETWORK / LOW complexity

Affected Products (1)

Affected Vendors

Sensiolabs

References (8)

Release Notes https://github.com/symfony/symfony/releases/tag/v4.3.8
Patch https://github.com/symfony/var-exporter/compare/d8bf442...57e00f3
Vendor Advisory https://symfony.com/blog/cve-2019-11325-fix-escaping-of-strings-in-varexporter
Release Notes https://symfony.com/blog/symfony-4-3-8-released
Release Notes https://github.com/symfony/symfony/releases/tag/v4.3.8
Patch https://github.com/symfony/var-exporter/compare/d8bf442...57e00f3
Vendor Advisory https://symfony.com/blog/cve-2019-11325-fix-escaping-of-strings-in-varexporter
Release Notes https://symfony.com/blog/symfony-4-3-8-released
45
/ 100
moderate-risk
Severity 32/34 · Critical
Exploitability 8/34 · Low
Exposure 5/34 · Minimal