Vulnerability in Kubernetes
CVE-2016-7075
It was found that Kubernetes as used by Openshift Enterprise 3 did not correctly validate X.509 client intermediate certificate host name fields. An attacker could use this flaw to bypass authentication requirements by using a specially crafted X.509 certificate.
Vulnerability class: Improper Certificate Validation
EPSS: 0.016 (72.8th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N.
Affected products
- Kubernetes
- Red Hat Openshift — versions n/a
- Redhat Openshift — versions 3.1, 3.2, 3.3
Weakness classification (CWE)
Public proof-of-concept exploits
References
- secalert@redhat.com (x_refsource_CONFIRM, Exploit, Patch, Third Party Advisory)
- secalert@redhat.com (x_refsource_CONFIRM, Third Party Advisory, Issue Tracking)
- secalert@redhat.com (x_refsource_REDHAT, vendor-advisory, Third Party Advisory)
Frequently asked questions
- What is CVE-2016-7075?
- CVE-2016-7075 is a high-severity vulnerability in Kubernetes, classified under Improper Certificate Validation. CVSS score: 7.5/10. Published 2018-09-10.
- How severe is CVE-2016-7075?
- High severity. CVSS v3 base score is 7.5 out of 10.
- Is CVE-2016-7075 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.