CVE-2017-8034

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Summary

CVECVE-2017-8034
StatePUBLISHED
Assignerdell
Source PriorityCVE Program / NVD first with legacy fallback
Published2017-07-17 14:29:01 UTC
Updated2025-04-20 01:37:25 UTC
DescriptionThe 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.

Risk And Classification

Primary CVSS: v3.0 6.6 MEDIUM from [email protected]

CVSS:3.0/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H

Problem Types: CWE-565 | Privilege escalation

VersionSourceTypeScoreSeverityVector
3.0[email protected]Primary6.6MEDIUMCVSS:3.0/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H
2.0[email protected]Primary6AV:N/AC:M/Au:S/C:P/I:P/A:P

CVSS v3.0 Breakdown

Attack Vector
Network
Attack Complexity
High
Privileges Required
High
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

CVSS:3.0/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H

CVSS v2.0 Breakdown

Access Vector
Network
Access Complexity
Medium
Authentication
Single
Confidentiality
Partial
Integrity
Partial
Availability
Partial

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

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Cloudfoundry Capi-release All All All All
Application Cloudfoundry Cf-release All All All All
Application Cloudfoundry Routing-release All All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Na Cloud Foundry affected Cloud Foundry Not specified

References

ReferenceSourceLinkTags
CVE-2017-8034: JWT issuer validation in multiple CF components | Cloud Foundry af854a3a-2127-422b-91ae-364da2661108 www.cloudfoundry.org Vendor Advisory
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis
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