CVE-2017-1000056
critical
CVSS v3
9.8
CVSS v2
7.5
VIR risk
9.8
Description
Kubernetes version 1.5.0-1.5.4 is vulnerable to a privilege escalation in the PodSecurityPolicy admission plugin resulting in the ability to make use of any existing PodSecurityPolicy object.
Predictions
Exploit likelihood
97%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2017-1000056
Vendor advisory: cve@mitre.org — https://github.com/kubernetes/kubernetes/issues/43459
OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| debian | bookworm | fixed | 1.5.5+dfsg-1 |
| debian | bullseye | fixed | 1.5.5+dfsg-1 |
| debian | forky | fixed | 1.5.5+dfsg-1 |
| debian | sid | fixed | 1.5.5+dfsg-1 |
| debian | trixie | fixed | 1.5.5+dfsg-1 |
Package impact
| Ecosystem | Package | Vulnerable | Fixed |
|---|---|---|---|
| Go | k8s.io/kubernetes | >=1.5.0,<1.5.5 | 1.5.5 |
Application impact
| Vendor | Product | Versions | Fixed |
|---|---|---|---|
| kubernetes | kubernetes | 1.5.0 | |
| kubernetes | kubernetes | 1.5.1 | |
| kubernetes | kubernetes | 1.5.2 | |
| kubernetes | kubernetes | 1.5.3 | |
| kubernetes | kubernetes | 1.5.4 | |
References
- https://github.com/kubernetes/kubernetes/issues/43459
- https://nvd.nist.gov/vuln/detail/CVE-2017-1000056
- https://github.com/kubernetes/kubernetes/commit/7fef0a4f6a44ea36f166c39fdade5324eff2dd5e
- https://github.com/kubernetes/kubernetes
- https://github.com/advisories/GHSA-2jx2-76rc-2v7v
- https://security-tracker.debian.org/tracker/CVE-2017-1000056
CWEs
CWE-862
Verify integrity in audit chain (admin only). AS-IS.