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CVE-2019-11248

HIGHCVSS 8.2/10EPSS 61.14%

Last modified

CVE-2019-11248 is a high-severity vulnerability rated 8.2/10 on the CVSS scale. The debugging endpoint /debug/pprof is exposed over the unauthenticated Kubelet healthz port. The go pprof endpoint is exposed over the Kubelet's healthz port. EPSS estimates a 61.14% chance of exploitation in the next 30 days.

Description

The debugging endpoint /debug/pprof is exposed over the unauthenticated Kubelet healthz port. The go pprof endpoint is exposed over the Kubelet's healthz port. This debugging endpoint can potentially leak sensitive information such as internal Kubelet memory addresses and configuration, or for limited denial of service. Versions prior to 1.15.0, 1.14.4, 1.13.8, and 1.12.10 are affected. The issue is of medium severity, but not exposed by the default configuration.

Metrics

CVSS 3.1
8.2/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:L

EPSS Probability
61.14%

99.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersionsUpdate
KubernetesKubernetes< 1.12.10—
KubernetesKubernetes1.13.0—
KubernetesKubernetes1.13.1—
KubernetesKubernetes1.13.2—
KubernetesKubernetes1.13.3—
KubernetesKubernetes1.13.4—
KubernetesKubernetes1.13.5—
KubernetesKubernetes1.13.6—
KubernetesKubernetes1.13.7—
KubernetesKubernetes1.13.8Beta.0
KubernetesKubernetes1.14.0—
KubernetesKubernetes1.14.1—
KubernetesKubernetes1.14.2—
KubernetesKubernetes1.14.3—
KubernetesKubernetes1.14.4Beta.0
KubernetesKubernetes1.15.0Alpha0

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2019-11248?
The debugging endpoint /debug/pprof is exposed over the unauthenticated Kubelet healthz port. The go pprof endpoint is exposed over the Kubelet's healthz port. This debugging endpoint can potentially leak sensitive information such as internal Kubelet memory addresses and configuration, or for limited denial of service. Versions prior to 1.15.0, 1.14.4, 1.13.8, and 1.12.10 are affected. The issue is of medium severity, but not exposed by the default configuration.
How severe is CVE-2019-11248?
CVE-2019-11248 has a CVSS score of 8.2/10 (HIGH severity). The EPSS model estimates a 61.14% probability of exploitation in the next 30 days.
How do I fix CVE-2019-11248?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2019-11248?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST