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CVE-2018-6686

22
FAUCET Score

CVE-2018-6686 describes an Authentication Bypass vulnerability in McAfee Drive Encryption (MDE) versions 7.1.0 and above, specifically within its TPM autoboot functionality. This medium-severity flaw (CVSS 6.6) allows physically proximate attackers to bypass local security protections, leading to high impacts on confidentiality, integrity, and availability, albeit requiring physical access and low attack complexity. There is no evidence of active exploitation, publicly available exploit code, or significant community discussion surrounding this vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
>= 7.1.0CPE matchmatch criteria
cpe:2.3:a:mcafee:drive_encryption:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

7.0HIGH

CVSS:3.0/AV:P/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:N

Attack Vector
PHYSICAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
NONE
Exploitability Score
0.7
Impact Score
5.8
CvssVersion
3.0

Exploit Intelligence

EPSS Score
0.24%
Probability of exploitation in next 30 days
EPSS Percentile
15.4%
Percentile rank of EPSS score among Peer Group
As of 2026-07-24
Model: v2026.06.15
This CVE's current EPSS score of 0.0024 is in the 17th percentile among its peer group of 170 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

kc.mcafee.com / corporate/index