CVE-2018-8014
CRITICAL severity · CVSS 9.8 · CWE-1188
9.8CVSS CRITICAL
Summary
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 CORS filter will have configured it appropriately for their environment rather than using it in the default configuration. Therefore, it is expected that most users will not be impacted by this issue.
Impact & exploitability
Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionNone
Confidentiality impactHigh
Integrity impactHigh
Availability impactHigh
Exploit probability (EPSS)21%
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected products we track (3)
Recommendation
Apply the vendor fix promptly. Open any affected product above for its exact safe version.
Official patch: http://www.oracle.com/technetwork/security-advisory/cpuoct2018-4428296.html ↗
Additional information
- NVD record
- http://www.oracle.com/technetwork/security-advisory/cpuoct2018-4428296.htmlPatch
- http://tomcat.apache.org/security-7.htmlAdvisory
- http://tomcat.apache.org/security-8.htmlAdvisory
- http://tomcat.apache.org/security-9.htmlAdvisory
- http://www.securityfocus.com/bid/104203Advisory
- http://www.securitytracker.com/id/1040998Advisory
- http://www.securitytracker.com/id/1041888Advisory
- https://access.redhat.com/errata/RHSA-2018:2469Advisory