How severe is CVE-2018-6218?

CVE-2018-6218 has a CVSS 3.x base score of 7.0, rated high severity. It is exploitable over local access with high attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2018-6218 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (72nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-6218?

CVE-2018-6218 primarily affects Trendmicro Deep Security. In total, 8 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2018-6218?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2018-6218 published?

CVE-2018-6218 was published on 2018-02-16 and last updated on 2026-06-17.

CVE-2018-6218

CVE-2018-6218 is a high-severity vulnerability in Trendmicro Deep Security with a CVSS 3.x base score of 7.0. 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-426.

Key facts

Severity: High (CVSS 3.x base score 7.0)
CVSS v2: 5.1
EPSS exploit prediction: 2% (72nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-426
Affected product: Trendmicro Deep Security
Published: 2018-02-16
Last modified: 2026-06-17

Description

A DLL Hijacking vulnerability in Trend Micro's User-Mode Hooking Module (UMH) could allow an attacker to run arbitrary code on a vulnerable system.

Frequently asked questions

What is CVE-2018-6218?: A DLL Hijacking vulnerability in Trend Micro's User-Mode Hooking Module (UMH) could allow an attacker to run arbitrary code on a vulnerable system.
How severe is CVE-2018-6218?: CVE-2018-6218 has a CVSS 3.x base score of 7.0, rated high severity. It is exploitable over local access with high attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2018-6218 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (72nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-6218?: CVE-2018-6218 primarily affects Trendmicro Deep Security. In total, 8 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2018-6218?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2018-6218 published?: CVE-2018-6218 was published on 2018-02-16 and last updated on 2026-06-17.

References

Affected products (8)

cpe:2.3:a:trendmicro:deep_security:10.0:*:*:*:*:*:*:*
cpe:2.3:a:trendmicro:deep_security:10.1:*:*:*:*:*:*:*
cpe:2.3:a:trendmicro:endpoint_sensor:1.6:*:*:*:*:*:*:*
cpe:2.3:a:trendmicro:officescan:11.0:*:*:*:*:*:*:*
cpe:2.3:a:trendmicro:officescan:12.0:*:*:*:*:*:*:*
cpe:2.3:a:trendmicro:security:12.0:*:*:*:*:*:*:*
cpe:2.3:a:trendmicro:worry-free_business_security:9.5:*:*:*:advanced:*:*:*
cpe:2.3:a:trendmicro:worry-free_business_security:9.5:*:*:*:standard:*:*:*

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