Security readout for executives and security teams
Plain-English summary
This flaw affects Dell EMC eCDM backup/copy-data management systems. If an attacker can get between a victim and affected eCDM traffic, they may trick the product with a crafted certificate and read or change data in transit. The business risk is data exposure or tampering, not system takeover.
Executive priority
Treat as a medium-priority data protection issue. It deserves scheduled remediation, faster if eCDM carries regulated, sensitive, or recovery-critical data across shared networks. Current evidence does not support emergency response based on active exploitation.
Technical view
CVE-2019-3751 is CWE-295 improper certificate validation in Dell EMC Enterprise Copy Data Management versions 1.0, 1.1, 2.0, 2.1, and 3.0. The CVSS 3.0 score is 6.4. The vector indicates adjacent access, high complexity, no privileges, user interaction, and high confidentiality and integrity impact.
Likely exposure
Exposure is limited to organizations running affected Dell EMC eCDM versions 1.0 through 3.0. The CVSS vector points to adjacent-network conditions, so risk is highest where attackers can access or influence the same network path as eCDM communications.
Exploitation context
The provided sources do not show CISA KEV listing or active exploitation. Exploitation requires a man-in-the-middle position, a crafted certificate, and victim interaction. Evidence supports possible traffic viewing or modification, not direct code execution or availability loss.
Researcher notes
The public record is narrow: affected versions, CWE-295, CVSS 6.4, and MITM impact are supported. The provided bundle does not include detailed root cause, proof-of-concept status, fixed versions, or compensating controls beyond consulting Dell’s advisory.
Mitigation direction
- Identify all Dell EMC eCDM deployments and record exact versions.
- Check Dell advisory DSA-2019-118 for vendor-approved remediation or upgrade guidance.
- Restrict eCDM access paths to trusted networks and administrative users.
- Monitor for unexpected certificate changes or TLS interception indicators.
- Prioritize remediation where eCDM handles sensitive backup or recovery data.
Validation and detection
- Confirm whether any eCDM instance runs version 1.0, 1.1, 2.0, 2.1, or 3.0.
- Review network placement for attacker adjacency or shared administrative segments.
- Verify vendor guidance from Dell has been applied and documented.
- Check security logs for suspicious certificate warnings or traffic interception alerts.
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-295: Exact CWE lookup
Use the exact CWE identifier as the starting point before reviewing related ATT&CK behavior. 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 lookupCVE-2019-3751 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
- 6.4 (3.0)
- Known Exploited
- No
- Published
Vector: CVSS:3.0/AV:A/AC:H/PR:N/UI:R/S:U/C:H/I:H/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:3.0/AV:A/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:N1.25.2Primary CVE scoreVulnerability scoring details
Base CVSS 3.0 score
6.4MediumVector: CVSS:3.0/AV:A/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:N
Source materials
- CVE List V5 sourceCVE List V5
- https://www.dell.com/support/security/en-us/details/536848/DSA-2019-118-Dell-EMC-Enterprise-Copy-Data-Management-eCDM-Improper-Certificate-Validation-VulnCVE reference · x_refsource_MISC
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 Certificate Validation
Improper Certificate Validation represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.