CVE-2018-6225

Email Encryption Gateway vulnerability

CVSS

4.3

EPSS

4.0%

EPSS pct

89th

Exploited

No known

An XML external entity injection (XXE) vulnerability in Trend Micro Email Encryption Gateway 5.5 could allow an authenticated user to expose a normally protected configuration script.

Affected vendor

Trendmicro

Affected product

Email Encryption Gateway

CVSS vector

CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

Weakness type (CWE)

CWE-611 — XML External Entity (XXE) Reference

Published

2018-03-15

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, low attack complexity, requiring low privileges, no user interaction. Successful exploitation leads to low impact to confidentiality.

Its EPSS score of 4.0% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 89% of all scored CVEs.

Check your external exposure to CVE-2018-6225

Confirm whether Trendmicro Email Encryption Gateway is running on any internet-facing host or subdomain.
Match discovered service fingerprints against the version affected by CVE-2018-6225.
Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2018-6225

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2018-6225 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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