VULNERABILITY INTELLIGENCE
CVE-2018-6221
CVSS score8.1 HIGH
EPSS probability6.09%
CISA KEVNot currently listed
Published2018-03-15
Last modified2026-06-17
CVSS vectorCVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
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.
Weakness classification
- CWE-295: Improper Certificate Validation
Primary references
- security@trendmicro.com — Patch, Vendor Advisory
- security@trendmicro.com — Exploit, Technical Description, Third Party Advisory
- security@trendmicro.com — Exploit, Third Party Advisory, VDB Entry
- af854a3a-2127-422b-91ae-364da2661108 — Patch, Vendor Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Exploit, Technical Description, Third Party Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Exploit, Third Party Advisory, VDB Entry