Security readout for executives and security teams
Plain-English summary
An authenticated user of Philips/Carestream Vue MyVue PACS could use the VideoStream function to read files outside the intended web directory. The main business risk is confidentiality loss from a medical imaging system, not system takeover based on the provided scoring.
Executive priority
Treat as a confidentiality-focused healthcare system risk. It is not marked as actively exploited in the provided sources, but patient-data exposure potential justifies timely verification and vendor-guided remediation.
Technical view
CVE-2021-39369 is a CWE-22 path traversal issue in the VideoStream function of Philips, formerly Carestream, Vue MyVue PACS through 12.2.x.x. The CVSS 3.1 vector is AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N, indicating network reachability, required low privileges, and high confidentiality impact.
Likely exposure
Exposure is most likely where Vue MyVue PACS through 12.2.x.x is reachable by authenticated users. The bundle does not identify CPEs or deployment patterns, so asset inventory is required.
Exploitation context
The source bundle does not show CISA KEV listing or active exploitation evidence. Exploitation requires authentication, but low privileges are enough according to the CVSS vector.
Researcher notes
Evidence is clear on vulnerability class, affected version range, privilege requirement, and confidentiality impact. Evidence is incomplete for exact patches, CPEs, exploit maturity, and product-specific mitigations in the provided bundle.
Mitigation direction
- Identify any Vue MyVue PACS instances through version 12.2.x.x.
- Check Philips and CISA guidance for fixed versions or vendor-approved mitigations.
- Restrict PACS access to approved clinical networks and users.
- Review account privileges for users who can access MyVue PACS.
- Prioritize remediation where sensitive imaging or patient files are reachable.
Validation and detection
- Confirm product name and version on each PACS deployment.
- Determine whether the VideoStream function is enabled and reachable.
- Review access logs for unusual file access around VideoStream activity.
- Confirm whether remediation guidance from Philips or CISA has been applied.
- Document compensating controls if vendor remediation is not immediately possible.
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.
CWE-22: File access and web shell behavior lookup
File traversal and upload weaknesses can lead teams to review file, web shell, execution, and collection telemetry. Open the exact CWE lookup page first, then review the ATT&CK searches from that MITRE weakness context. This is a Glexia lookup hint, not an official ATT&CK mapping.
Open ATT&CK lookupFile access behavior lookup
The CVE wording references file access or upload behavior, so file telemetry and web shell review may help. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.
Open ATT&CK lookupCVE-2021-39369 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
- Medium
- CVSS
- 6.5 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
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 vector scores
1 official scoreWe collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N2.83.6Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
6.5MediumVector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Source materials
- CVE List V5 sourceCVE List V5
- https://www.youtube.com/watch?v=7zC84TNpIxwCVE reference
- https://www.usa.philips.com/healthcareCVE reference
- https://www.cisa.gov/uscert/ics/advisories/icsma-21-187-01CVE reference
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.
Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.