High severity · published Aug 29, 2019
CVE-2019-11248
The debugging endpoint /debug/pprof is exposed over the unauthenticated Kubelet healthz port
8.2
CVSS
75.1%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:L
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
None
Availability
Low
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)75.1% · higher than 100% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
KU
Kubernetes · Kubernetes
before 1.12.10; 1.13.0; 1.13.0; 1.13.0; 1.13.0; 1.13.0; +34 more · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2019-11248
CVE.org
https://www.cve.org/CVERecord?id=CVE-2019-11248
Patch
https://github.com/kubernetes/kubernetes/issues/81023
Mailing List
https://groups.google.com/d/msg/kubernetes-security-announce/pKELclHIov8/BEDtRELACQAJ
Third Party Advisory
https://security.netapp.com/advisory/ntap-20190919-0003/
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