CVE-2016-7075 — HIGH (7.5) — White Hats Nepal

Vulnerability Description

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.

CVSS Score

7.5

HIGH

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

NONE

Integrity

HIGH

Availability

NONE

Affected Products

Vendor	Product	Versions
Kubernetes	Kubernetes	-
Redhat	Openshift	3.1

Related Weaknesses (CWE)

CWE-295

References

https://access.redhat.com/errata/RHSA-2016:2064Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2016-7075Issue TrackingThird Party Advisory
https://github.com/kubernetes/kubernetes/issues/34517ExploitPatchThird Party Advisory
https://access.redhat.com/errata/RHSA-2016:2064Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2016-7075Issue TrackingThird Party Advisory
https://github.com/kubernetes/kubernetes/issues/34517ExploitPatchThird Party Advisory

FAQ

What is CVE-2016-7075?

CVE-2016-7075 is a vulnerability with a CVSS score of 7.5 (HIGH). 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 authenticati...

How severe is CVE-2016-7075?

CVE-2016-7075 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2016-7075?

Check the references section above for vendor advisories and patch information. Affected products include: Kubernetes Kubernetes, Redhat Openshift.