Vulnerability in Sensiolabs Symfony
CVE-2019-11325
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.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.034 (88.6th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 89th percentile — 88.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.034 · newest: 0.034 · change: 0.000
Affected products
Weakness classification (CWE)
Public proof-of-concept exploits
References
- github.com/symfony/var-exporter/compare/d8bf442...57e00f3 (Patch, Third Party Advisory)
- symfony.com/blog/symfony-4-3-8-released (Release Notes, Vendor Advisory)
- github.com/symfony/symfony/releases/tag/v4.3.8 (Third Party Advisory, Release Notes)
- symfony.com/blog/cve-2019-11325-fix-escaping-of-strings-in-varexporter (Vendor Advisory)
Frequently asked questions
- What is CVE-2019-11325?
- CVE-2019-11325 is a critical-severity vulnerability in Sensiolabs Symfony, classified under Improper Encoding or Escaping of Output. CVSS score: 9.8/10. Published 2019-11-21.
- How severe is CVE-2019-11325?
- Critical severity. CVSS v3 base score is 9.8 out of 10.
- Is CVE-2019-11325 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.