DLP Endpoint Windows lock screen bypass with physical access
Priority LOW 30Published · Updated
Key facts
- Attack vector
- Physical
- Privileges required
- High
- User interaction
- Required
- Attack complexity
- High
- Impact type
- —
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Fixed
Attack profile from CVSS 3.0 · CNA. Fix status from CNA.
Summary
Authentication protection bypass vulnerability in McAfee Data Loss Prevention (DLPe) for Windows 11.x prior to 11.3.0 allows physical local user to bypass the Windows lock screen via DLPe processes being killed just prior to the screen being locked or when the screen is locked. The attacker requires physical access to the machine.
Why it matters now
EPSS 0.00349 28th percentileScored 2026-11-07
Fix Fixed Data Loss Prevention (DLPe) for Windows (McAfee, LLC): 11.3.0
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| McAfee | Data Loss Prevention (DLPe) for Windows | 11.x to before 11.3.0 | 11.3.0 | Patch available | CNA |
- Data Loss Prevention (DLPe) for Windows VendorMcAfee Affected 11.x to before 11.3.0 Fixed in 11.3.0 Patch available CNA
Remediation
- Fix · CNA Data Loss Prevention (DLPe) for Windows (McAfee, LLC) Fixed in 11.3.0
Timeline
- 2026-10-02 Threatist record created from CVE-2019-3621
- 2026-10-03 Alias added: GHSA-jc2x-2479-3mxp
References
More McAfee Data Loss Prevention Endpoint vulnerabilities
- TI-2021-11842 Data Loss Prevention (DLP) ePO extension - SQL injection CVSS 3.1HIGH 8.4
- TI-2018-04909 Improper signature verification in McAfee Data Loss Prevention Endpoint CVSS 3.0HIGH 8.8
- TI-2021-11841 Data Loss Prevention (DLP) ePO extension - Cross site scripting (XSS) CVSS 3.1HIGH 8.4
- TI-2021-11838 Local Privilege Escalation in McAfee DLP Endpoint for Windows CVSS 3.1HIGH 8.2
- TI-2019-02670 DLP Endpoint log file redirection to arbitrary locations CVSS 3.1HIGH 8.2
- TI-2018-04924 Data Loss Prevention Endpoint (DLPe) - Authentication Bypass vulnerability CVSS 3.1HIGH 7.8
Sources
- CVE-2019-3621 · CVE Program
- CVE-2019-3621 · NVD
- FIRST EPSS
- GHSA-jc2x-2479-3mxp · GitHub Advisory Database · CC BY 4.0
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