Sandbox detection evasion vulnerability in hardware appliances in McAfee (now Intel Security) Advanced Threat Defense (MATD) 3.4.2.32 and earlier allows attackers to detect the sandbox environment, then bypass proper malware detection resulting in failure to detect a malware file (false-negative) via specially crafted malware.
Conclusion & alert: CVE-2015-8986 is rated Low Risk (35.9/100): CVSS Medium severity, with low exploitation likelihood (EPSS 0.19%). Mandatory action: Monitor for updates and reassess as exploit intelligence or EPSS changes.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).
| # | Date | Old EPSS score | New EPSS score | Delta (New - Old) |
|---|---|---|---|---|
| 1 | 2025-03-17 | 0.05% | 0.19% | +0.14% |
| 2 | 2023-03-07 | 0.89% | 0.05% | -0.83% |
| 3 | 2022-02-04 | — | 0.89% | — |
Full EPSS history (3 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 5.5 | 3.0 | MEDIUM |
|
1.8 | 3.6 | [email protected] |
| 4.3 | 2.0 | MEDIUM |
|
8.6 | 2.9 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| mcafee | advanced_threat_defense | <= 3.4.2.32 | cpe:2.3:a:mcafee:advanced_threat_defense:*:*:*:*:*:*:*:* |
| URL | Tags |
|---|---|
| https://kc.mcafee.com/corporate/index?page=content&id=SB10096 | Mitigation Vendor Advisory |