Home/CVE/The Kubernetes client-go library logs request headers at verbosity levels of 7 or higher. This can disclose credentials
CVE

CVE-2019-11250

The Kubernetes client-go library logs request headers at verbosity levels of 7 or higher. This can disclose credentials

The Kubernetes client-go library logs request headers at verbosity levels of 7 or higher. This can disclose credentials to unauthorized users via logs or command output. Kubernetes components (such as kube-apiserver) prior to v1.16.0, which make use of basic or bearer token authentication, and run at high verbosity levels, are affected.

MEDIUM · CVSS 6.5 EPSS 0.0081
Monitor
  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules8 YARA rules0
⬡

Weakness Classification

CWE-532Insertion of Sensitive Information into Log File
CWE-532Insertion of Sensitive Information into Log File
▤

Affected Products & Versions

3
kubernetes< 1.15.3
kubernetesall versions
redhat openshift container platformall versions
▤

Affected Packages

2
Language-ecosystem packages (from OSV) tied to this CVE, with the version that fixes it - the dependency-level detail NVD doesn’t carry.
Go k8s.io/client-go MODERATE fixed in 0.17.0
Go k8s.io/kubernetes MODERATE fixed in 1.16.0-beta.1
◈

Sigma Hunt Rules

8
Exact rules name this CVE ID. Product rules name an affected product in their title. Related rules cover techniques used by actors who exploited this CVE. Showing the most relevant matches; the complete related set is on the full drill-down.
productmediumKubernetes Events Deleted
productmediumKubernetes Admission Controller Modification
productmediumKubernetes CronJob/Job Modification
productmediumKubernetes Potential Enumeration Activity
productmediumKubernetes Secrets Modified or Deleted
productmediumKubernetes Rolebinding Modification
▣

Scoring & Timeline

6.5
MEDIUM · CVSS v3.1 · jordan@liggitt.net
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD29 Aug 2019 · 01:15 AM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
⚑

Vendor Advisories

6
rhsaRHSA-2021:5086Moderate
rhsaRHSA-2021:5085Moderate
rhsaRHBA-2021:3003Moderate
rhsaRHSA-2021:2041Moderate
rhsaRHSA-2019:4087Moderate
🔗

References & Sources

3
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://www.openwall.com/lists/oss-security/2020/10/16/2
https://github.com/kubernetes/kubernetes/issues/81114Third Party Advisory
https://security.netapp.com/advisory/ntap-20190919-0003/Third Party Advisory
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