High severity8.1NVD Advisory· Published Mar 15, 2018· Updated Jun 17, 2026

CVE-2018-6221

Description

An unvalidated software update vulnerability in Trend Micro Email Encryption Gateway 5.5 could allow a man-in-the-middle attacker to tamper with an update file and inject their own.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

Trend Micro/Email Encryption Gatewayllm-fuzzy2 versions
=5.5+ 1 more
- (no CPE)range: =5.5
- (no CPE)range: 5.5

Patches

Vulnerability mechanics

References

success.trendmicro.com/solution/1119349nvdPatchVendor Advisory
www.coresecurity.com/advisories/trend-micro-email-encryption-gateway-multiple-vulnerabilitiesnvdExploitTechnical DescriptionThird Party Advisory
www.exploit-db.com/exploits/44166/nvdExploitThird Party AdvisoryVDB Entry

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