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
Published · last modified .
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.
EPSS exploit prediction
EPSS: 0.016 (74.4th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 74th percentile — 74.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.016 · newest: 0.016 · change: 0.000
Affected products
- Kubernetes
- Red Hat Openshift
- Red Hat Openshift — versions 3.1, 3.2, 3.3
Weakness classification (CWE)
Public proof-of-concept exploits
References
- github.com/kubernetes/kubernetes/issues/34517 (Exploit, Patch, Third Party Advisory)
- bugzilla.redhat.com/show_bug.cgi (Third Party Advisory, Issue Tracking)
- access.redhat.com/errata/RHSA-2016:2064 (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.