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TI-2022-21966 Aliases CVE-2022-44649GHSA-23jc-43ph-xg8h

Out-of-bounds write in Trend Micro Apex One

Priority LOW 36CWE-787Published · Updated

Key facts

Attack vector
Local
Privileges required
Low
User interaction
None
Attack complexity
Low
Impact type
Code execution
Confidentiality · integrity · availability
High · High · High
Fix status
Fixed

Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA. Impact type from CWE-787 and the CVSS impact.

Summary

An out-of-bounds access vulnerability in the Unauthorized Change Prevention service of Trend Micro Apex One and Apex One as a Service could allow a local attacker to elevate privileges on affected installations. Please note: an attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00355 29th percentileScored 2026-11-07
Fix Fixed Trend Micro Apex One (Trend Micro, Inc.): 14.0.0.11126, 14.0.11789

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
No
Technical impact
Total

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
Trend MicroTrend Micro Apex OneOn Premise (14.0) to before 14.0.0.11126; SaaS (14.0) to before 14.0.1178914.0.0.11126, 14.0.11789Patch availableCNA
  • Trend Micro Apex One VendorTrend Micro Affected On Premise (14.0) to before 14.0.0.11126; SaaS (14.0) to before 14.0.11789 Fixed in 14.0.0.11126, 14.0.11789 Patch available CNA

CPE configurations NVD · 3

CPEVersionsRoleVendor
cpe:2.3:a:trendmicro:apex_one:*:*:*:*:saas:*:*:*before 14.0.11789VulnerableTrendmicro
cpe:2.3:a:trendmicro:apex_one:2019:*:*:*:*:*:*:*2019VulnerableTrendmicro
cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:*not specified by NVDRunning onMicrosoft
  • cpe:2.3:a:trendmicro:apex_one:*:*:*:*:saas:*:*:* Versions before 14.0.11789 Vulnerable ·Trendmicro
  • cpe:2.3:a:trendmicro:apex_one:2019:*:*:*:*:*:*:* Versions 2019 Vulnerable ·Trendmicro
  • cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Microsoft

Remediation

  • Fix · CNA Trend Micro Apex One (Trend Micro, Inc.) Fixed in 14.0.0.11126, 14.0.11789

Fixed in the same release

Records fixed by the same vendor advisory or release, as the CNA lists them.

  • Release ·

    Trend Micro Apex One 14.0.0.11126, 14.0.11789

    8 records Highest priority Priority LOW 8 LOW

    Other records, highest priority first

    • TI-2022-21970 Path traversal in Trend Micro Apex OnePriority LOW 37
    • TI-2022-21969 Improper handling of exceptional conditions in Trend Micro Apex OnePriority LOW 36
    • TI-2022-21967 Out-of-bounds write in Trend Micro Apex OnePriority LOW 36
    Show all 8 records →

Timeline

  1. 2026-10-02 Threatist record created from CVE-2022-44649
  2. 2026-10-03 Alias added: GHSA-23jc-43ph-xg8h

References

Advisory 2

  • TI-2025-34668 OS command injection in Trend Micro Apex One KEVCVSS 3.1CRITICAL 9.8
  • TI-2022-10115 Insufficient verification of data authenticity in Trend Micro Apex Central KEVCVSS 3.1CRITICAL 9.8
  • TI-2020-06895 Trend Micro Apex One (2019) and OfficeScan XG server contain a vulnerable EXE file that… KEVCVSS 3.1CRITICAL 9.8
  • TI-2021-14867 Unrestricted file upload in Trend Micro Apex One KEVCVSS 3.1HIGH 8.8
  • TI-2020-06795 Injection in Trend Micro OfficeScan, Trend Micro Apex One, Trend Micro Worry-Free… KEVCVSS 3.1HIGH 8.8
  • TI-2020-06794 A migration tool component of Trend Micro Apex One (2019) and OfficeScan XG contains a… KEVCVSS 3.1HIGH 8.8
See all 603 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences