Vulnerability in Kubernetes
CVE-2017-1002101
In Kubernetes versions 1.3.x, 1.4.x, 1.5.x, 1.6.x and prior to versions 1.7.14, 1.8.9 and 1.9.4 containers using subpath volume mounts with any volume type (including non-privileged pods, subject to file permissions) can access files/directories outside of the volume, including the host's filesystem.
EPSS: 0.115 (95.6th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Kubernetes — versions unspecified, v1.5.x, v1.3.x
Weakness classification (CWE)
Public proof-of-concept exploits
- bgeesaman/subpath-exploit
- 43622283/awesome-cloud-native-security
- ARPSyndicate/cvemon
- LouisLiuNova/container-escape-exploits
- Metarget/awesome-cloud-native-security
- Metarget/cloud-native-security-book
- Metarget/metarget
- Pray3r/cloud-native-security
- adavarski/HomeLab-Proxmox-k8s-DevSecOps-playground
- adavarski/HomeLab-k8s-DevSecOps-playground
References
- jordan@liggitt.net (x_refsource_REDHAT, vendor-advisory, Third Party Advisory)
- jordan@liggitt.net (x_refsource_CONFIRM, Mitigation, Issue Tracking, Vendor Advisory)
- jordan@liggitt.net (Exploit, Third Party Advisory, x_refsource_MISC)
- jordan@liggitt.net (vendor-advisory, x_refsource_SUSE)
Frequently asked questions
- What is CVE-2017-1002101?
- CVE-2017-1002101 is a high-severity vulnerability in Kubernetes, classified under Improper Link Resolution Before File Access. CVSS score: 8.8/10. Published 2018-03-13.
- How severe is CVE-2017-1002101?
- High severity. CVSS v3 base score is 8.8 out of 10.
- Is CVE-2017-1002101 known to be exploited?
- 24 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.