THREATPORT/VULNERABILITY/CVE-2019-18189
CRITICAL SEVERITY

CVE-2019-18189

Apex One vulnerability

CVSS
9.8
EPSS
4.5%
EPSS pct
91th
Exploited
No known
A directory traversal vulnerability in Trend Micro Apex One, OfficeScan (11.0, XG) and Worry-Free Business Security (9.5, 10.0) may allow an attacker to bypass authentication and log on to an affected product's management console as a root user. The vulnerability does not require authentication.
Affected vendor
Trendmicro
Affected product
Apex One
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness type (CWE)
Published
2019-10-28

Risk analysis

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

Its EPSS score of 4.5% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 91% of all scored CVEs.

Check your external exposure to CVE-2019-18189

  • Confirm whether Trendmicro Apex One is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2019-18189.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2019-18189

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2019-18189 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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