CVE-2017-8034

The Cloud Controller and Router in Cloud Foundry (CAPI-release capi versions prior to v1.32.0, Routing-release versions prior to v0.159.0, CF-release versions prior to v267) do not validate the issuer on JSON Web Tokens (JWTs) from UAA. With certain multi-zone UAA configurations, zone administrators are able to escalate their privileges.

CVSS v3.0 6.6 MEDIUM
CVSS v2.0 6.0 MEDIUM

6.6^/10

CVSS v3.0 : MEDIUM

Vector : AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H

Exploitability : 0.7 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity HIGH

Privileges Required HIGH

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

6.0^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:M/Au:S/C:P/I:P/A:P

Exploitability : 6.8 / Impact : 6.4

Access Vector NETWORK

Access Complexity MEDIUM

Authentication SINGLE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://www.cloudfoundry.org/cve-2017-8034/	Vendor Advisory

Advertisement

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:cloudfoundry:capi-release::::::::
	cpe:2.3:a:cloudfoundry:cf-release::::::::
	cpe:2.3:a:cloudfoundry:routing-release::::::::

Information

Published : 2017-07-17 07:29

Updated : 2019-10-02 17:03

NVD link : CVE-2017-8034

Mitre link : CVE-2017-8034

JSON object : View

CWE

CWE-565

Reliance on Cookies without Validation and Integrity Checking

Advertisement

Products Affected

cloudfoundry

routing-release
cf-release
capi-release

{"cve": {"data_type": "CVE", "references": {"reference_data": [{"url": "https://www.cloudfoundry.org/cve-2017-8034/", "name": "https://www.cloudfoundry.org/cve-2017-8034/", "tags": ["Vendor Advisory"], "refsource": "CONFIRM"}]}, "data_format": "MITRE", "description": {"description_data": [{"lang": "en", "value": "The Cloud Controller and Router in Cloud Foundry (CAPI-release capi versions prior to v1.32.0, Routing-release versions prior to v0.159.0, CF-release versions prior to v267) do not validate the issuer on JSON Web Tokens (JWTs) from UAA. With certain multi-zone UAA configurations, zone administrators are able to escalate their privileges."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "en", "value": "CWE-565"}]}]}, "data_version": "4.0", "CVE_data_meta": {"ID": "CVE-2017-8034", "ASSIGNER": "secure@dell.com"}}, "impact": {"baseMetricV2": {"cvssV2": {"version": "2.0", "baseScore": 6.0, "accessVector": "NETWORK", "vectorString": "AV:N/AC:M/Au:S/C:P/I:P/A:P", "authentication": "SINGLE", "integrityImpact": "PARTIAL", "accessComplexity": "MEDIUM", "availabilityImpact": "PARTIAL", "confidentialityImpact": "PARTIAL"}, "severity": "MEDIUM", "impactScore": 6.4, "obtainAllPrivilege": false, "exploitabilityScore": 6.8, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}, "baseMetricV3": {"cvssV3": {"scope": "UNCHANGED", "version": "3.0", "baseScore": 6.6, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.0/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "HIGH", "availabilityImpact": "HIGH", "privilegesRequired": "HIGH", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 0.7}}, "publishedDate": "2017-07-17T14:29Z", "configurations": {"nodes": [{"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:a:cloudfoundry:capi-release:*:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true, "versionEndIncluding": "1.31.0"}, {"cpe23Uri": "cpe:2.3:a:cloudfoundry:cf-release:*:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true, "versionEndIncluding": "266"}, {"cpe23Uri": "cpe:2.3:a:cloudfoundry:routing-release:*:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true, "versionEndIncluding": "0.158.0"}]}], "CVE_data_version": "4.0"}, "lastModifiedDate": "2019-10-03T00:03Z"}