3: API server does not validate client-provided intermediate certificates correctly
Published Sep 10, 2018
8.1
HIGHCVSS 3.0
EPSS 1.57%
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.
Affected products
Configuration 1
- n/a
No data.
Red Hat OpenShift Container Platform 3.2
atomic-openshift-0:3.2.1.17-1.git.0.6d01b60.el7
Fixed · RHSA-2016:2064
Red Hat OpenShift Container Platform 3.3
atomic-openshift-0:3.3.0.35-1.git.0.d7bd9b6.el7
Fixed · RHSA-2016:2064
Red Hat OpenShift Enterprise 3.1
atomic-openshift-0:3.1.1.8-1.git.0.d469026.el7aos
Fixed · RHSA-2016:2064
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat OpenShift Container Platform 3.2 | atomic-openshift-0:3.2.1.17-1.git.0.6d01b60.el7 | Fixed | RHSA-2016:2064 |
| Red Hat OpenShift Container Platform 3.3 | atomic-openshift-0:3.3.0.35-1.git.0.d7bd9b6.el7 | Fixed | RHSA-2016:2064 |
| Red Hat OpenShift Enterprise 3.1 | atomic-openshift-0:3.1.1.8-1.git.0.d469026.el7aos | Fixed | RHSA-2016:2064 |
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
1 other source (Red Hat) ▾
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
AV:N/AC:M/Au:N/C:P/I:P/A:P
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (16 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 1.57% (0.01568) | 74.44th | v5 (v2026.06.15) |
| Jun 15, 2026 | 1.57% (0.01574) | 72.15th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.31% (0.00306) | 51.67th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.35% (0.00350) | 72.68th | v3 (v2023.03.01) |
| Jun 25, 2024 | 0.35% (0.00350) | 71.96th | v3 (v2023.03.01) |
| Apr 29, 2024 | 0.34% (0.00343) | 71.23th | v3 (v2023.03.01) |
| Feb 21, 2024 | 0.39% (0.00386) | 72.47th | v3 (v2023.03.01) |
| Feb 1, 2024 | 0.39% (0.00386) | 70.46th | v3 (v2023.03.01) |
| Jul 8, 2023 | 0.35% (0.00348) | 67.84th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.43% (0.00426) | 70.34th | v3 (v2023.03.01) |
| Mar 6, 2023 | 0.95% (0.00954) | 36.37th | v2 (v2022.01.01) |
| Feb 13, 2023 | 0.95% (0.00954) | 35.90th | v2 (v2022.01.01) |
| Feb 3, 2023 | 1.02% (0.01018) | 39.95th | v2 (v2022.01.01) |
| Sep 2, 2022 | 0.95% (0.00954) | 34.50th | v2 (v2022.01.01) |
| Apr 1, 2022 | 0.95% (0.00954) | 32.50th | v2 (v2022.01.01) |
| Feb 4, 2022 | 0.95% (0.00954) | 16.28th | v2 (v2022.01.01) |
References (7)
- https://access.redhat.com/errata/RHSA-2016:2064 vendor-advisoryx_refsource_REDHATThird Party Advisory
- https://access.redhat.com/security/cve/CVE-2016-7075 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1384112 Issue Tracking
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2016-7075 x_refsource_CONFIRMIssue TrackingThird Party Advisory
- https://github.com/kubernetes/kubernetes/issues/34517 x_refsource_CONFIRMExploitPatchThird Party Advisory
- https://nvd.nist.gov/vuln/detail/CVE-2016-7075
- https://www.cve.org/CVERecord?id=CVE-2016-7075
| Link | Providers | Tags |
|---|---|---|
| https://access.redhat.com/errata/RHSA-2016:2064 | vendor-advisoryx_refsource_REDHATThird Party Advisory | |
| https://access.redhat.com/security/cve/CVE-2016-7075 | Vendor Advisory | |
| https://bugzilla.redhat.com/show_bug.cgi?id=1384112 | Issue Tracking | |
| https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2016-7075 | x_refsource_CONFIRMIssue TrackingThird Party Advisory | |
| https://github.com/kubernetes/kubernetes/issues/34517 | x_refsource_CONFIRMExploitPatchThird Party Advisory | |
| https://nvd.nist.gov/vuln/detail/CVE-2016-7075 | ||
| https://www.cve.org/CVERecord?id=CVE-2016-7075 |
Change history (0)
No recorded changes yet.