CVE-2021-36782

Rancher: Plaintext storage and exposure of credentials in Rancher API and cluster.management.cattle.io object

View on CVE.org

Published Sep 7, 2022 CVSS 3.1 · 9.9 Critical EPSS 4.2% KEV · Not listed

Description

A Cleartext Storage of Sensitive Information vulnerability in SUSE Rancher allows authenticated Cluster Owners, Cluster Members, Project Owners, Project Members and User Base to use the Kubernetes API to retrieve plaintext version of sensitive data. This issue affects: SUSE Rancher Rancher versions prior to 2.5.16; Rancher versions prior to 2.6.7.

Affected Products

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

SUSE

Rancher

affected

Version	Status	Constraints
`Rancher`	affected	< 2.5.16

SUSE

Rancher

affected

Version	Status	Constraints
`Rancher`	affected	< 2.6.7

Configuration 1 [-]

OR	cpe:2.3:a:suse:rancher::::::::
	cpe:2.3:a:suse:rancher::::::::

No data.

No data available yet.

Remediation

No solution or workaround provided in the CVE record

Tracking

Sign in to view the affected projects.

Advisories

Source	ID	Title
Github GHSA	GHSA-g7j7-h4q8-8w2f	Rancher API and cluster.management.cattle.io object vulnerable to plaintext storage and exposure of credentials

Metrics

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Changed

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Exploit prediction score: 4.2% (4.171% probability within 30 days)

Key SSVC decision points have not yet been added.

References

Link	Providers
https://bugzilla.suse.com/show_bug.cgi?id=1193988
https://github.com/rancher/rancher/security/advisories/GHSA-g7j7-h4q8-8w2f

History

No history.

Subscriptions

Suse Rancher

Weaknesses

CWE-312

Sources

CVE record Updated: Sep 17, 2024, 4:14 AM

Status: PUBLISHED
Assigner: suse
Published: Sep 7, 2022, 8:20 AM
Updated: Sep 17, 2024, 4:14 AM
Reserved: Jul 19, 2021, 12:00 AM

View source JSON

Vulnrichment No data

No data.

NVD Updated: Jun 17, 2026, 3:59 AM

Status: Modified
Published: Sep 7, 2022, 9:15 AM
Modified: Jun 17, 2026, 3:59 AM

View source JSON

Red Hat No data

No data.

OpenCVE enrichment No data

No data.

{"containers": {"cna": {"affected": [{"product": "Rancher", "vendor": "SUSE", "versions": [{"lessThan": "2.5.16", "status": "affected", "version": "Rancher", "versionType": "custom"}]}, {"product": "Rancher", "vendor": "SUSE", "versions": [{"lessThan": "2.6.7", "status": "affected", "version": "Rancher", "versionType": "custom"}]}], "credits": [{"lang": "en", "value": "Florian Struck (from Continum AG) and Marco Stuurman (from Shock Media B.V.)"}], "datePublic": "2022-08-19T00:00:00.000Z", "descriptions": [{"lang": "en", "value": "A Cleartext Storage of Sensitive Information vulnerability in SUSE Rancher allows authenticated Cluster Owners, Cluster Members, Project Owners, Project Members and User Base to use the Kubernetes API to retrieve plaintext version of sensitive data. This issue affects: SUSE Rancher Rancher versions prior to 2.5.16; Rancher versions prior to 2.6.7."}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.9, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H", "version": "3.1"}}], "problemTypes": [{"descriptions": [{"cweId": "CWE-312", "description": "CWE-312: Cleartext Storage of Sensitive Information", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"dateUpdated": "2022-09-07T08:20:15.000Z", "orgId": "404e59f5-483d-4b8a-8e7a-e67604dd8afb", "shortName": "suse"}, "references": [{"tags": ["x_refsource_CONFIRM"], "url": "https://bugzilla.suse.com/show_bug.cgi?id=1193988"}, {"tags": ["x_refsource_CONFIRM"], "url": "https://github.com/rancher/rancher/security/advisories/GHSA-g7j7-h4q8-8w2f"}], "source": {"advisory": "https://bugzilla.suse.com/show_bug.cgi?id=1193988", "defect": ["1193988"], "discovery": "EXTERNAL"}, "title": "Rancher: Plaintext storage and exposure of credentials in Rancher API and cluster.management.cattle.io object", "x_generator": {"engine": "Vulnogram 0.0.9"}, "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "security@suse.com", "DATE_PUBLIC": "2022-08-19T00:00:00.000Z", "ID": "CVE-2021-36782", "STATE": "PUBLIC", "TITLE": "Rancher: Plaintext storage and exposure of credentials in Rancher API and cluster.management.cattle.io object"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "Rancher", "version": {"version_data": [{"version_affected": "<", "version_name": "Rancher", "version_value": "2.5.16"}]}}, {"product_name": "Rancher", "version": {"version_data": [{"version_affected": "<", "version_name": "Rancher", "version_value": "2.6.7"}]}}]}, "vendor_name": "SUSE"}]}}, "credit": [{"lang": "eng", "value": "Florian Struck (from Continum AG) and Marco Stuurman (from Shock Media B.V.)"}], "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "A Cleartext Storage of Sensitive Information vulnerability in SUSE Rancher allows authenticated Cluster Owners, Cluster Members, Project Owners, Project Members and User Base to use the Kubernetes API to retrieve plaintext version of sensitive data. This issue affects: SUSE Rancher Rancher versions prior to 2.5.16; Rancher versions prior to 2.6.7."}]}, "generator": {"engine": "Vulnogram 0.0.9"}, "impact": {"cvss": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.9, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H", "version": "3.1"}}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "CWE-312: Cleartext Storage of Sensitive Information"}]}]}, "references": {"reference_data": [{"name": "https://bugzilla.suse.com/show_bug.cgi?id=1193988", "refsource": "CONFIRM", "url": "https://bugzilla.suse.com/show_bug.cgi?id=1193988"}, {"name": "https://github.com/rancher/rancher/security/advisories/GHSA-g7j7-h4q8-8w2f", "refsource": "CONFIRM", "url": "https://github.com/rancher/rancher/security/advisories/GHSA-g7j7-h4q8-8w2f"}]}, "source": {"advisory": "https://bugzilla.suse.com/show_bug.cgi?id=1193988", "defect": ["1193988"], "discovery": "EXTERNAL"}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T01:01:59.069Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "https://bugzilla.suse.com/show_bug.cgi?id=1193988"}, {"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "https://github.com/rancher/rancher/security/advisories/GHSA-g7j7-h4q8-8w2f"}]}]}, "cveMetadata": {"assignerOrgId": "404e59f5-483d-4b8a-8e7a-e67604dd8afb", "assignerShortName": "suse", "cveId": "CVE-2021-36782", "datePublished": "2022-09-07T08:20:16.064Z", "dateReserved": "2021-07-19T00:00:00.000Z", "dateUpdated": "2024-09-17T04:14:05.504Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

{"affected": [{"affectedData": [{"product": "Rancher", "vendor": "SUSE", "versions": [{"lessThan": "2.5.16", "status": "affected", "version": "Rancher", "versionType": "custom"}]}, {"product": "Rancher", "vendor": "SUSE", "versions": [{"lessThan": "2.6.7", "status": "affected", "version": "Rancher", "versionType": "custom"}]}], "source": "meissner@suse.de"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:suse:rancher:*:*:*:*:*:*:*:*", "matchCriteriaId": "0F219B91-5B6F-460A-A75F-93555ECF2C1A", "versionEndExcluding": "2.5.16", "versionStartIncluding": "2.5.0", "vulnerable": true}, {"criteria": "cpe:2.3:a:suse:rancher:*:*:*:*:*:*:*:*", "matchCriteriaId": "B45FC83F-E91A-4872-996E-72685FBD0AA3", "versionEndExcluding": "2.6.7", "versionStartIncluding": "2.6.0", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "A Cleartext Storage of Sensitive Information vulnerability in SUSE Rancher allows authenticated Cluster Owners, Cluster Members, Project Owners, Project Members and User Base to use the Kubernetes API to retrieve plaintext version of sensitive data. This issue affects: SUSE Rancher Rancher versions prior to 2.5.16; Rancher versions prior to 2.6.7."}, {"lang": "es", "value": "Una vulnerabilidad de Almacenamiento en Texto sin Cifrar de Informaci\u00f3n confidencial en SUSE Rancher permite a propietarios de cl\u00fasteres, los miembros de cl\u00fasteres, los propietarios de proyectos, los miembros de proyectos y la base de usuarios autenticados usar la API de Kubernetes para recuperar una versi\u00f3n en texto sin cifrar de datos confidenciales. Este problema afecta a: SUSE Rancher versiones anteriores a 2.5.16; Rancher versiones anteriores a 2.6.7"}], "id": "CVE-2021-36782", "lastModified": "2026-06-17T03:59:11.037", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.9, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 3.1, "impactScore": 6.0, "source": "meissner@suse.de", "type": "Secondary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.9, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 3.1, "impactScore": 6.0, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2022-09-07T09:15:08.397", "references": [{"source": "meissner@suse.de", "tags": ["Exploit", "Issue Tracking", "Mitigation", "Vendor Advisory"], "url": "https://bugzilla.suse.com/show_bug.cgi?id=1193988"}, {"source": "meissner@suse.de", "tags": ["Exploit", "Mitigation", "Third Party Advisory"], "url": "https://github.com/rancher/rancher/security/advisories/GHSA-g7j7-h4q8-8w2f"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Issue Tracking", "Mitigation", "Vendor Advisory"], "url": "https://bugzilla.suse.com/show_bug.cgi?id=1193988"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Mitigation", "Third Party Advisory"], "url": "https://github.com/rancher/rancher/security/advisories/GHSA-g7j7-h4q8-8w2f"}], "sourceIdentifier": "meissner@suse.de", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-312"}], "source": "meissner@suse.de", "type": "Secondary"}]}