RCE in Apache Tomcat

CVE-2018-8014

The defaults settings for the CORS filter provided in Apache Tomcat 9.0.0.M1 to 9.0.8, 8.5.0 to 8.5.31, 8.0.0.RC1 to 8.0.52, 7.0.41 to 7.0.88 are insecure and enable 'supportsCredentials' for all origins. It is expected that users of the C…

EPSS: 0.220 (97.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2018-8014?
CVE-2018-8014 is a critical-severity vulnerability in Apache Tomcat, classified under Initialization of a Resource with an Insecure Default. CVSS score: 9.8/10. Published 2018-05-16.
How severe is CVE-2018-8014?
Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2018-8014 known to be exploited?
6 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.