CVE-2019-11248: Kubernetes kubelet exposes /debug/pprof info on healthz port
- Is it exploited?
Reported, not confirmed by CISA. VulnCheck KEV lists it as exploited in the wild. CISA has not added it to its Known Exploited Vulnerabilities catalog as of .
VulnCheck KEV lists it since . It cites 408 public reports, the first from .
- How likely is exploitation in the next 30 days?
- 75.1%
EPSS score, percentile 99.5 of all scored records. A probability estimated by FIRST, not a report of exploitation.
- How severe?
- 6.5 Medium
CVSS v3.0 base score, given by the CNA
- What should I do?
CISA has set no required action, because the vulnerability is not in KEV.
The CVE record links no vendor advisory, patch or mitigation.
- Which versions are affected?
Affected
- prior to 1.12.10
- prior to 1.13.8
- prior to 1.14.4
- 1.1
- 1.2
- 1.4
and 6 more in the table below
Source: CISA KEV 2026.10.29, as of ; VulnCheck KEV, as of ; FIRST EPSS, as of ; CVE List, as of . About the data.
Description
Kubernetes kubelet exposes /debug/pprof info on healthz port
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.
Source: CVE List, as of . About the data.
What to do
Advisories and patches
The CVE record links no vendor advisory, patch or mitigation.
Workaround (from the CVE record)
update node configurations to set the "healthzBindAddress" to "127.0.0.1" to prevent access by remote callers.
This summary is based on the CVE record as of . Check the vendor's advisory before you act: affected versions and fixes can change.
Affected products and versions
Versions by product, as listed in the CVE record (1 product)
| Status | Versions |
|---|---|
| Affected | prior to 1.12.10 |
| Affected | prior to 1.13.8 |
| Affected | prior to 1.14.4 |
| Affected | 1.1 |
| Affected | 1.2 |
| Affected | 1.4 |
| Affected | 1.5 |
| Affected | 1.6 |
| Affected | 1.7 |
| Affected | 1.8 |
| Affected | 1.9 |
| Affected | 1.10 |
And 1 more version entries in the CVE record.
Source: CVE List, as of . About the data.
Weakness
CWE-419
- CWE-419: Unprotected Primary Channel
CWE and CAPEC are maintained by MITRE; the entries are those named in the CVE record.
Timeline
| Date | Event |
|---|---|
| CVE record published | |
| CVE record last updated |