Security readout for executives and security teams
Plain-English summary
CVE-2017-8033 affects Cloud Foundry Cloud Controller API deployments on older CAPI-release and cf-release versions. A user with space developer privileges could abuse a filesystem traversal flaw while pushing an application to write files on the Cloud Controller VM, creating a privilege-escalation risk.
Executive priority
Prioritize remediation for any affected Cloud Foundry foundation because the flaw can turn normal space developer access into control over Cloud Controller VM files. Urgency is lower where affected versions are absent or developer access is tightly trusted.
Technical view
The issue is a filesystem traversal vulnerability in Cloud Controller. Sources state CAPI-release versions before v1.35.0 and cf-release versions before v268 are affected. The documented impact is arbitrary file write to the Cloud Controller VM by a space developer via a crafted application push.
Likely exposure
Exposure is likely limited to Cloud Foundry environments running CAPI-release before v1.35.0 or cf-release before v268, especially where space developer access is broadly granted or delegated to less-trusted users.
Exploitation context
The provided sources do not show CISA KEV listing or active exploitation. Exploitation is described as requiring space developer privileges and the ability to push a specially crafted application.
Researcher notes
Key gaps are missing CVSS, CWE, and detailed patch notes in the supplied bundle. The advisory names affected release thresholds and impact, but does not provide evidence of exploitation in the wild.
Mitigation direction
- Upgrade CAPI-release to v1.35.0 or later, or cf-release to v268 or later.
- Review the Cloud Foundry advisory for vendor-specific remediation guidance.
- Restrict space developer access to trusted users until affected foundations are remediated.
- Inspect Cloud Controller VM integrity if affected versions were exposed.
Validation and detection
- Inventory Cloud Foundry foundations and record CAPI-release or cf-release versions.
- Confirm no deployment runs CAPI-release before v1.35.0 or cf-release before v268.
- Review space developer role assignments for unnecessary or high-risk access.
- Check Cloud Controller VM files for unexpected changes if exposure is confirmed.
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-2017-8033 mapping review
Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.
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-2017-8033/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.