CVE-2020-8564

In Kubernetes clusters using a logging level of at least 4, processing a malformed docker config file will result in the contents of the docker config file being leaked, which can include pull secrets or other registry credentials. This affects < v1.19.3, < v1.18.10, < v1.17.13.

CVSS v3.0 5.5 MEDIUM
CVSS v2.0 2.1 LOW

5.5^/10

CVSS v3.0 : MEDIUM

Vector :

Exploitability : 1.8 / Impact : 3.6

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

2.1^/10

CVSS v2.0 : LOW

Vector : AV:L/AC:L/Au:N/C:P/I:N/A:N

Exploitability : 3.9 / Impact : 2.9

Access Vector LOCAL

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact NONE

Availability Impact NONE

References

Link	Resource
https://github.com/kubernetes/kubernetes/issues/95622	Third Party Advisory
https://groups.google.com/g/kubernetes-security-discuss/c/vm-HcrFUOCs/m/36utxAM5CwAJ	Mailing List Patch Third Party Advisory
https://security.netapp.com/advisory/ntap-20210122-0006/	Third Party Advisory

Advertisement

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:kubernetes:kubernetes::::::::
	cpe:2.3:a:kubernetes:kubernetes::::::::
	cpe:2.3:a:kubernetes:kubernetes::::::::

Information

Published : 2020-12-07 14:15

Updated : 2021-03-29 12:30

NVD link : CVE-2020-8564

Mitre link : CVE-2020-8564

JSON object : View

CWE

CWE-532

Insertion of Sensitive Information into Log File

Advertisement

Products Affected

kubernetes

kubernetes

{"cve": {"data_type": "CVE", "references": {"reference_data": [{"url": "https://github.com/kubernetes/kubernetes/issues/95622", "name": "https://github.com/kubernetes/kubernetes/issues/95622", "tags": ["Third Party Advisory"], "refsource": "CONFIRM"}, {"url": "https://groups.google.com/g/kubernetes-security-discuss/c/vm-HcrFUOCs/m/36utxAM5CwAJ", "name": "Multiple secret leaks when verbose logging is enabled", "tags": ["Mailing List", "Patch", "Third Party Advisory"], "refsource": "MLIST"}, {"url": "https://security.netapp.com/advisory/ntap-20210122-0006/", "name": "https://security.netapp.com/advisory/ntap-20210122-0006/", "tags": ["Third Party Advisory"], "refsource": "CONFIRM"}]}, "data_format": "MITRE", "description": {"description_data": [{"lang": "en", "value": "In Kubernetes clusters using a logging level of at least 4, processing a malformed docker config file will result in the contents of the docker config file being leaked, which can include pull secrets or other registry credentials. This affects < v1.19.3, < v1.18.10, < v1.17.13."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "en", "value": "CWE-532"}]}]}, "data_version": "4.0", "CVE_data_meta": {"ID": "CVE-2020-8564", "ASSIGNER": "security@kubernetes.io"}}, "impact": {"baseMetricV2": {"cvssV2": {"version": "2.0", "baseScore": 2.1, "accessVector": "LOCAL", "vectorString": "AV:L/AC:L/Au:N/C:P/I:N/A:N", "authentication": "NONE", "integrityImpact": "NONE", "accessComplexity": "LOW", "availabilityImpact": "NONE", "confidentialityImpact": "PARTIAL"}, "severity": "LOW", "acInsufInfo": false, "impactScore": 2.9, "obtainAllPrivilege": false, "exploitabilityScore": 3.9, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}, "baseMetricV3": {"cvssV3": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.5, "attackVector": "LOCAL", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 3.6, "exploitabilityScore": 1.8}}, "publishedDate": "2020-12-07T22:15Z", "configurations": {"nodes": [{"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:a:kubernetes:kubernetes:*:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true, "versionEndExcluding": "1.17.13", "versionStartIncluding": "1.17.0"}, {"cpe23Uri": "cpe:2.3:a:kubernetes:kubernetes:*:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true, "versionEndExcluding": "1.18.10", "versionStartIncluding": "1.18.0"}, {"cpe23Uri": "cpe:2.3:a:kubernetes:kubernetes:*:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true, "versionEndExcluding": "1.19.3", "versionStartIncluding": "1.19.0"}]}], "CVE_data_version": "4.0"}, "lastModifiedDate": "2021-03-29T19:30Z"}