How severe is CVE-2018-6674?

CVE-2018-6674 has a CVSS 3.x base score of 6.8, rated medium severity. It is exploitable over physical access with high attack complexity, requires high privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2018-6674 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (8th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-6674?

CVE-2018-6674 affects Mcafee Virusscan Enterprise. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2018-6674?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2018-6674 published?

CVE-2018-6674 was published on 2018-05-25 and last updated on 2026-06-17.

CVE-2018-6674

CVE-2018-6674 is a medium-severity vulnerability in Mcafee Virusscan Enterprise with a CVSS 3.x base score of 6.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-311.

Key facts

Severity: Medium (CVSS 3.x base score 6.8)
CVSS v2: 2.1
EPSS exploit prediction: 0% (8th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-311
Affected product: Mcafee Virusscan Enterprise
Published: 2018-05-25
Last modified: 2026-06-17

Description

Privilege Escalation vulnerability in Microsoft Windows client (McTray.exe) in McAfee VirusScan Enterprise (VSE) 8.8 prior to Patch 13 allows local users to spawn unrelated processes with elevated privileges via the system administrator granting McTray.exe elevated privileges (by default it runs with the current user's privileges).

Frequently asked questions

What is CVE-2018-6674?: Privilege Escalation vulnerability in Microsoft Windows client (McTray.exe) in McAfee VirusScan Enterprise (VSE) 8.8 prior to Patch 13 allows local users to spawn unrelated processes with elevated privileges via the system administrator granting McTray.exe elevated privileges (by default it runs with the current user's privileges).
How severe is CVE-2018-6674?: CVE-2018-6674 has a CVSS 3.x base score of 6.8, rated medium severity. It is exploitable over physical access with high attack complexity, requires high privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2018-6674 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (8th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-6674?: CVE-2018-6674 affects Mcafee Virusscan Enterprise. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2018-6674?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2018-6674 published?: CVE-2018-6674 was published on 2018-05-25 and last updated on 2026-06-17.

References

https://kc.mcafee.com/corporate/index?page=content&id=SB10237

Affected products (1)

cpe:2.3:a:mcafee:virusscan_enterprise:8.8.0:*:*:*:*:*:*:*

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