Security readout for executives and security teams
Plain-English summary
McAfee Network Security Management used an inadequate SSL implementation before version 8.2.7.42.2. A suitably positioned man-in-the-middle attacker could decrypt management messages, creating a high confidentiality risk for security infrastructure communications.
Executive priority
Treat this as a high-priority security management platform issue. It threatens confidentiality of management communications, but the supplied evidence does not show active exploitation or broad product impact.
Technical view
CVE-2017-3969 affects the server component of McAfee Network Security Management 8.2 before 8.2.7.42.2. The issue is described as abuse of communication channels caused by inadequate SSL implementation. CVSS 3.0 is 8.2: network attack vector, low complexity, low privileges, user interaction required, changed scope, and high confidentiality impact.
Likely exposure
Exposure is limited to environments running McAfee NSM 8.2 before 8.2.7.42.2. Risk is highest where NSM communication can be intercepted on shared, routed, or poorly segmented networks.
Exploitation context
The bundle does not support active exploitation, and KEV status is false. The known scenario is man-in-the-middle decryption of messages; no public exploit details or weaponized procedure are provided in the supplied sources.
Researcher notes
Evidence is narrow: affected product, version boundary, CVSS vector, and MITM decryption impact are documented. CWE, CPEs, detailed exploit mechanics, and environmental prerequisites are not provided in the source bundle.
Mitigation direction
- Upgrade McAfee NSM to 8.2.7.42.2 or later where applicable.
- Review the McAfee SB10192 advisory for vendor-specific remediation details.
- Restrict NSM management traffic to trusted, segmented networks.
- Monitor NSM communication paths for unexpected interception or proxying.
Validation and detection
- Inventory McAfee NSM deployments and record exact version/build numbers.
- Flag any NSM 8.2 server below 8.2.7.42.2 as vulnerable.
- Review network paths for NSM management traffic crossing untrusted segments.
- Confirm remediation status against McAfee SB10192 guidance.
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
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CVE-2017-3969 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
- High
- CVSS
- 8.2 (3.0)
- Known Exploited
- No
- Published
Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:L/A:L
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:N/AC:L/PR:L/UI:R/S:C/C:H/I:L/A:L2.35.3Primary CVE scoreVulnerability scoring details
Base CVSS 3.0 score
8.2HighVector: CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:L/A:L
Source materials
- CVE List V5 sourceCVE List V5
- https://kc.mcafee.com/corporate/index?page=content&id=SB10192CVE 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.