A missing authentication for appliance registration vulnerability in Trend Micro Email Encryption Gateway 5.5 could allow an attacker to manipulate the registration process of the product to reset configuration parameters.
https://www.exploit-db.com/exploits/44166/
https://www.coresecurity.com/advisories/trend-micro-email-encryption-gateway-multiple-vulnerabilities
https://success.trendmicro.com/solution/1119349
Source: Mitre, NVD
Published: 2018-03-15
Updated: 2026-06-17
Base Score: 5
Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:N/A:N
Severity: Medium
Base Score: 9.8
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Severity: Critical
EPSS: 0.05398