RCE in Sensiolabs Symfony
CVE-2019-18889
An issue was discovered in Symfony 3.4.0 through 3.4.34, 4.2.0 through 4.2.11, and 4.3.0 through 4.3.7. Serializing certain cache adapter interfaces could result in remote code injection. This is related to symfony/cache.
Vulnerability class: RCE (Remote Code Execution)
EPSS: 0.332 (98.2th percentile) — read the EPSS interpretation.
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.
Affected products
- Sensiolabs Symfony
- Fedoraproject Fedora — versions 31
- N/a — versions n/a
Weakness classification (CWE)
Public proof-of-concept exploits
References
- cve@mitre.org (x_refsource_CONFIRM, Release Notes)
- cve@mitre.org (x_refsource_CONFIRM, Release Notes)
- cve@mitre.org (x_refsource_CONFIRM, Vendor Advisory)
- cve@mitre.org (x_refsource_FEDORA, vendor-advisory)
Frequently asked questions
- What is CVE-2019-18889?
- CVE-2019-18889 is a critical-severity vulnerability in Sensiolabs Symfony, classified under Code Injection. CVSS score: 9.8/10. Published 2019-11-21.
- How severe is CVE-2019-18889?
- Critical severity. CVSS v3 base score is 9.8 out of 10.
- Is CVE-2019-18889 known to be exploited?
- 3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.