CVE intelligence and bounded remediation

CVE-2018-10355 — Trendmicro Email Encryption Gateway security vulnerability

High CVSS 7

An authentication weakness vulnerability in Trend Micro Email Encryption Gateway 5.5 could allow an attacker to recover user passwords on vulnerable installations due to a flaw in the DBCrypto class. An attacker must first obtain access to the user database on the target system in order to exploit this vulnerability.

Severity
High
CVSS
7 (3.0)
Published
2018-05-23
CISA KEV
Not currently listed
Ecosystem
software/application
Weaknesses
CWE-522

Affected products

  • trendmicro / email_encryption_gateway

Matched remediation archetype

Information disclosure and sensitive data exposure

This catalog composition supplies bounded fallback guidance. Explicitly reviewed curated workflows load with the complete record below.

Check exposure

  • Trace sensitive data through responses, errors, logs, metrics, traces, caches, exports, files, backups, and client bundles.
  • Identify affected subjects, tenants, retention windows, access controls, and downstream copies without opening unnecessary sensitive records.
  • Review metadata, timing, status, length, and existence signals as well as direct content disclosure.

Remediate safely

  • Minimize collection and output, apply field-level authorization and redaction at a centralized boundary, and return generic external errors.
  • Remove secrets and sensitive data from logs, artifacts, URLs, caches, and client-side bundles; rotate credentials that may have been exposed.
  • Update the affected component and add synthetic-data tests for response, error, observability, and export paths.

Authoritative sources

Complete CVE record and remediation plan

The detailed catalog view below loads this exact record, its source evidence, and the full seven-phase agentic change plan.