Security readout for executives and security teams
Plain-English summary
A logged-in user with access to the McAfee DLP Endpoint ePO extension could inject web script or HTML that runs in another user’s browser session. The source bundle does not include CVSS, fixed versions, or detailed impact evidence.
Executive priority
Treat this as a targeted administrative-console risk, not an internet-wide emergency based on the supplied evidence. Prioritize inventory and vendor-guided remediation where DLPe 10.0.x remains in use.
Technical view
CVE-2017-3948 is an authenticated cross-site scripting issue in IMG tag handling in the ePO extension for McAfee Data Loss Prevention Endpoint 10.0.x. The described impact is malicious JavaScript injection into a user’s browsing session.
Likely exposure
Organizations are likely exposed only if they run McAfee Data Loss Prevention Endpoint 10.0.x with the ePO extension accessible to authenticated users.
Exploitation context
No provided source states active exploitation, and the CVE is not listed as KEV. Exploitation requires authentication according to the CVE description.
Researcher notes
Evidence is limited to the CVE description and McAfee bulletin reference. The bundle lacks CVSS, CWE, fixed-version details, exploit maturity, and technical advisory content, so validation should focus on affected-version confirmation and vendor bulletin review.
Mitigation direction
- Identify any McAfee DLP Endpoint 10.0.x deployments and ePO extensions.
- Review McAfee security bulletin SB10202 for vendor-approved fixes or mitigations.
- Limit ePO console access to trusted administrative users.
- Monitor vendor guidance because fixed versions are not included in the bundle.
Validation and detection
- Check asset inventory for McAfee Data Loss Prevention Endpoint 10.0.x.
- Confirm whether the ePO extension is installed and reachable.
- Review ePO access logs for unexpected authenticated users.
- Verify patch or mitigation status against McAfee SB10202.
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-2017-3948 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://kc.mcafee.com/corporate/index?page=content&id=SB10202CVE 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.