Security readout for executives and security teams
Plain-English summary
This Cloud Foundry UAA flaw involved forwarded HTTP header handling and could corrupt user accounts. It affects older cf-release, UAA release, and UAA BOSH release versions. The public bundle does not provide CVSS, CWE, detailed impact scope, or evidence of exploitation.
Executive priority
Prioritize remediation if the organization operates Cloud Foundry UAA on affected legacy versions, because account integrity can affect authentication trust and operational continuity.
Technical view
CVE-2017-4994 is a UAA forwarded HTTP header handling issue in Cloud Foundry releases before named fixed versions. The documented consequence is account corruption. Affected lines include cf-release before v263, several UAA release branches before fixed patch levels, and uaa-release branches before fixed releases.
Likely exposure
Exposure is most likely in legacy Cloud Foundry deployments still running affected 2017-era UAA, cf-release, or uaa-release versions. Current exposure cannot be inferred without inventorying deployed versions.
Exploitation context
The source bundle does not state active exploitation, public exploit availability, or KEV listing. It only states the vulnerable component and possible account corruption impact.
Researcher notes
Evidence is limited. The bundle lacks CVSS, CWE, exploit details, indicators, and root-cause specifics beyond forwarded HTTP headers in UAA. Validate by version and advisory review rather than exploit testing.
Mitigation direction
- Upgrade cf-release to v263 or later where applicable.
- Upgrade UAA release to the fixed version for the deployed branch.
- Upgrade uaa-release to the fixed version for the deployed branch.
- Check the Cloud Foundry advisory for branch-specific remediation guidance.
Validation and detection
- Inventory deployed cf-release, UAA release, and uaa-release versions.
- Compare versions against the fixed thresholds in the advisory.
- Review release manifests and deployment records for legacy UAA components.
- Check account audit logs for unexplained account corruption or changes.
Public sources used
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.
ATT&CK lookup starting points
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CVE-2017-4994 mapping review
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Open ATT&CK lookup- Severity
- Unknown
- CVSS
- Not scored
- Known Exploited
- No
- Published
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
CVSS and timeline data
No CVSS vectors or timeline events were available in the normalized CVE source material.
Source materials
- CVE List V5 sourceCVE List V5
- https://www.cloudfoundry.org/cve-2017-4994/CVE reference · x_refsource_CONFIRM
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.