Security readout for executives and security teams
Plain-English summary
This affects Cloud Foundry Diego before release 2.8.0. A person who already has CF admin privileges could upload a malicious buildpack and take over a Diego Cell VM, potentially exposing every app running on that cell.
Executive priority
Prioritize if your organization runs Cloud Foundry Diego before 2.8.0 or has broad CF admin access. The privilege requirement lowers likelihood, but the potential impact is full cell takeover and cross-application exposure.
Technical view
Diego did not properly sanitize file paths in tar and zip archive headers. The cited CVE states a remote attacker with CF admin privileges could abuse a malicious buildpack to achieve complete Diego Cell VM takeover and access apps on that cell.
Likely exposure
Exposure is limited to Cloud Foundry environments using Diego releases prior to 2.8.0. The attacker prerequisite is CF admin privileges, so compromised or over-broad admin accounts materially increase risk.
Exploitation context
The source bundle does not cite active exploitation, and CISA KEV status is false. The known scenario requires CF admin privileges and malicious buildpack upload capability.
Researcher notes
Evidence is sparse: no CVSS, CWE, exploit status, or detailed fix steps are included in the source bundle. The advisory identifies the affected release boundary and the high-impact abuse path through malicious buildpack upload by a CF admin.
Mitigation direction
- Upgrade Diego to release 2.8.0 or later per vendor guidance.
- Review Cloud Foundry advisory details before applying environment-specific changes.
- Limit CF admin privileges to trusted, necessary personnel only.
- Monitor and govern buildpack upload activity in vulnerable environments.
Validation and detection
- Inventory Cloud Foundry Diego release versions across all foundations.
- Flag any Diego deployment running earlier than 2.8.0.
- Review CF admin account membership and recent privilege changes.
- Check buildpack upload history for unexpected or unauthorized activity.
- Assess affected Diego Cells for signs of unauthorized VM-level 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
Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.
CVE-2018-1265 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/blog/cve-2018-1265/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.