1. Hotfix Release Information

Resolved Known Issues

Trend Micro Apex Central™ as a Service

This Hotfix resolves the following issue(s):

Issue 1 (SEG-94001)

The "cn3Lable" CEF key displays the wrong value in Virus/Malware syslogs.

Solution

This Hotfix resolves this issue.

Issue 2 (SEG-93629)

Garbled characters appear in the subject field of event notification email messages.

Solution

This Hotfix resolves the issue only on fresh installations of Apex Central.

Issue 3 (VRTS-5342)

Each user account can run more than one session simultaneously even when the "Enforce one session per account" feature is enabled.

Solution

This Hotfix ensures that each user account can run only one session at a time when the "Enforce one session per account" feature is enabled.

Issue 4 (SEG-96376)

The "%BM_policy%" token variable displays the wrong information in Behavior Monitoring notification email messages.

Solution

This Hotfix ensures that the "%BM_policy%" token variable works normally.

Issue 5 (SEG-96075)

An issue prevents users from performing Single Sign-on (SSO) to Apex One from the "Product Servers" page.

Solution

This Hotfix resolves the issue so users can SSO to Apex One from the "Product Servers" page normally.

Issue 6 (SEG-83960)

Inaccurate Spyware/Grayware log query results may appear on the Apex Central web console and the "Action result" field in Spyware/Grayware Found notification email messages may also display inaccurate information.

Solution

This Hotfix ensures that the correct information appears in both instances.

Issue 7 (SEG-82535)

Static Template Apex One client information reports may indicate that some up-to-date agent components are outdated.

Solution

This Hotfix ensures that the reports display the correct agent component status.

Issue 8 (SEG-92408)

Single Sign-On (SSO) from Apex Central may not work when a large number of users are active simultaneously.

Solution

This Hotfix resolves this issue so users can SSO from Apex Central normally.

Issue 9 (SEG-92560)

Insufficient system memory causes IIS to work abnormally.

Solution

This Hotfix resolves the memory issue.

Issue 10 (VRTS-5412)

A Cross-Site Scripting (XSS) vulnerability has been detected in HTTP headers.

Solution

This Hotfix adds an X-XSS-Protection Header to prevent the XSS vulnerability.

Issue 11 (VRTS-5448)

The login pages of the Apex Central web console are affected by stored XSS vulnerabilities.

Solution

This Hotfix resolves the vulnerabilities.

Issue 12 (VRTS-5341)

A privilege escalation issue has been found in the Reports module.

Solution

This Hotfix resolves the issue.

Issue 13 (SEG-95880)

Apex Central cannot generate reports because the report generating module cannot read the database configuration correctly.

Solution

This Hotfix resolves the issue.

Issue 14 (SEG-90588)

An issue causes "CmdProcessor.NET.exe" to stop unexpectedly on the "Users/Endpoints" page.

Solution

This Hotfix resolves this issue.

Issue 15 (SEG-95247)

Users encounter an "Access Deny" message while attempting to copy Apex One Agent policies.

Solution

This Hotfix ensures that users can copy Apex One policies successfully.

Trend Micro Apex One™ as a Service

This Hotfix resolves the following issue(s):

Issue 1 (SEG-94719)

An issue prevents users from accessing the Device Control policy setting page on the Apex One SaaS web console.

Solution

This Hotfix updates the Apex One server program to resolve the issue.

Issue 2 (SEG-95940)

An issue prevents Apex One Security agents from applying hotfixes to the Apex One server.

Solution

This Hotfix updates the Firewall module to resolve this issue.

Issue 3 (SEG-93716)

An issue may trigger the agent process to stop unexpectedly.

Solution

This Hotfix updates the Apex One agent program to resolve the issue.

Issue 4 (SEG-81238), (SEG-96750)

An issue related to the Data Loss Prevention(TM) (DLP) module can trigger a high CPU usage issue.

Solution

This Hotfix updates the Apex One agent program to resolve the issue.

Issue 5 (SEG-96528), (SEG-93818), (SEG-97210)

When the Apex One Data Protection service is enabled on Security Agents installed on Microsoft(TM) Windows(TM) 10 October 2018 Update (Redstone 5) endpoints, web browsers may stop unexpectedly when users attempt to upload file attachments in webmail.

Solution

This Hotfix updates the Data Protection module to resolve this issue.

Issue 6 (SEG-92617)

When the Apex One Data Protection Service is enabled on Security Agents, users may not be able to open Microsoft Office applications normally on protected computers with low specifications.

Solution

This Hotfix updates the Data Protection module to resolve this issue.

Issue 7 (SEG-93413)

Apex One Security Agents still appear "Online" even when endpoint computers have lost Internet connection.

Solution

This Hotfix updates the Apex One Security Agent program to resolve this issue.

Issue 8 (PDGJIRA-7745)

Security Agents configured to allow users to modify local settings may overwrite the user's settings during the next server synchronization.

Solution

This Hotfix updates the Apex One Security Agent program to resolve this issue.

Issue 9 (SEG-96138)

After migrating the agent from OfficeScan XG to Apex One SaaS, the security agent encountered an update loop problem.

Solution

This Hotfix updates agent program to resolve this issue.

Issue 10 (VRTS-5381)

The spyware scan feature of Manual Scan in Apex One Security Agents is affected by an Improper Access Control Privilege Escalation vulnerability.

Solution

This Hotfix updates the Apex One Security Agent program to remove the vulnerability.

Issue 11 (SEG-97929)

After configuring Data Protection keys that monitor file uploads to websites, Security Agents may still randomly block file uploads to approved sites.

Solution

This Hotfix updates the Data Protection module to resolve this issue.

Issue 12 (VRTS-5055), (VRTS-5071)

An issue related to the VSAPI decompress function may cause a vulnerability in the Apex One as a Service program.

Solution

This Hotfix resolves the issue to remove the vulnerability.

Issue 13 (SEG-92992)

The DLP module may trigger a false alarm while the Dropbox installer is running.

Solution

This Hotfix updates the DLP module to resolve this issue.

Issue 14 (SEG-99353)

A large number of Web Reputation Service detection logs are generated after agents receive the January 20, Batch 1 updates.

Solution

This Hotfix updates the Apex One agent program to resolve the issue.

Trend Micro Apex One™ (Mac) as a Service

This Hotfix resolves the following issue(s):

Issue 1 (VRTS-4835)

High system memory usage might result when the Virus Scan Engine is scanning a file.

Solution

This hotfix updates the VSAPI module to resolve this issue.

Issue 2

The Security Agent is unable to update the server certificate if the registration status is unsuccessful.

Solution

This hotfix updates the task type to resolve this issue.

Issue 3

Using the netfilter system extension may cause a memory leak.

Solution

This hotfix updates the iCoreService module to resolve this issue.

Enhancements

Trend Micro Apex Central™ as a Service

The following enhancements are included in this Hotfix:

Enhancement 1

Added the configuration settings for DLP policy Rules and Exceptions applied to Internal and External agents to the external API -"Data Loss Prevention".

Enhancement 2

Added a new single sign-on entry to Trend Micro Vision One in the menu bar. Customers who purchase an Endpoint Sensor license and have previously logged on to the Trend Micro Vision One console can single sign-on using the registered Trend Micro Account.

Enhancement 3 (SEG-92035)

This Hotfix adds a retry mechanism to help minimize SQL exceptions during Apex Central installation.

Enhancement 4 (SEG-91537)

This Hotfix updates the Apex One Vulnerability Protection module to remove unnecessary information in the description of Intrusion Prevention Rules.

Enhancement 5 (SEG-97048)

This Hotfix updates the VSAPI/ATSE engine to version 12.5 to resolve CHM (Compiled HTML) vulnerabilities.

Enhancement 6 (SEG-78060)

This Hotfix enables Apex Central to re-deploy filter type child polices after a parent policy is edited.

Trend Micro Apex One™ as a Service

The following enhancements are included in this Hotfix:

Enhancement 1 (SEG-62252)

This Hotfix adds USB storage device information (Vendor, Model, Serial ID) to Device Control violation logs with Block permission on the Apex Central console.

Enhancement 2

To ensure maximum protection across all desktop and server platforms, Security Agent Self-Protection features are enabled by default and are no longer configurable using the product console.

Enhancement 3

The Unauthorized Change Prevention Service provides a light-weight "Performance mode" that allows you to protect Server platforms against ransomware threats without adversely affecting server performance.

Enhancement 4 (SEG-95405)

This Hotfix enables Apex One to support the application filter hash matching feature for the Firewall Policy Exception so that users are able to specify applications to use the file hash value on.

Procedure

To enable the new settings:

  1. Install this Hotfix (see "Installation").
  2. Open the "Ofcscan.ini" file in the "\PCCSRV\" folder of the Apex One server installation directory using a text editor.
  3. Under the "Global Setting" section, manually add the "EnableHashMatch" key and set its value to "1".
  • [Global Setting]
  • EnableHashMatch=1
  1. Save the changes and close the file.
  2. Open the Apex One web console and go to the "Agents > Global Agent Settings" screen.
  3. Click "Save" to deploy the setting to agents. The Apex One server deploys the command to Apex One Security Agents and adds the following registry entry on all Apex One security agent computers:
  • Path:
  • For x64 platforms: HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\TrendMicro\PC-cillinNTCorp\CurrentVersion\PFW\
  • For x86 platforms: HKEY_LOCAL_MACHINE\SOFTWARE\TrendMicro\PC-cillinNTCorp\CurrentVersion\PFW\
  • Key: EnableHashMatch
  • Type: REG_DWORD
  • Value: 1

Enhancement 5

You can now direct Security Agents to utilize local Smart Protection Servers using the Trend Micro Apex One cloud console.

Enhancement 6 (VRTS-4933), (VRTS-4943), (VRTS-5235), (VRTS-4921), (VRTS-5126), (VRTS-5243), (VRTS-4946), (VRTS-5230), (VRTS-5237), (VRTS-5297), (VRTS-5296), (VRTS-5121), (VRTS-5140), (SEG-5202)

This Hotfix fixes the exposure of sensitive information to an unauthorized actor security issue.

Enhancement 7 (VRTS-5495)

This Hotfix updates the Behavior Monitoring driver and services to improve the security in Apex One Security Agent computers.

Enhancement 8 (SEG-94744)

This Hotfix improves the procedure for setting folder permissions.

Enhancement 9 (VRTS-5240)

This Hotfix resolves a Server-Side Request Forgery Information Disclosure security issue in Apex One.

Enhancement 10 (VRTS-5156)

This Hotfix resolves an Out-Of-Bounds Write security issue in Apex One.

Enhancement 11 (VRTS-5136)

This Hotfix resolves an Out-Of-Bounds Read security issue in Apex One as a Service.

Trend Micro Apex One™ (Mac) as a Service

There are no enhancements for this Hotfix release.

Additional Information

Trend Micro Apex Central™ as a Service

No additional information available.

Trend Micro Apex One™ as a Service

Security Agent version: 14.0.9324

Security Agent restart: Required

Estimated size of network traffic (in terms of bandwidth) required for deployment:

  • 32-bit Security Agent Hotfix = 204.7 MB
  • 64-bit Security Agent Hotfix = 226.2 MB

Trend Micro Apex One™ (Mac) as a Service

Security Agent Version: 3.5.5060

Security Agent Restart Requirement: Not required

Estimated size of network traffic (in terms of bandwidth) required for deployment:

64-bit Security Agent Hotfix = 131MB

Additional Requirements: Enable web browser extension (https://success.trendmicro.com/solution/000273346)

2. Documentation Set

    The document set includes:

  • Trend Micro Apex Oneâ„¢ as a Service documents
    • Readme: Contains a list of known issues and may also contain late-breaking product information not found in the Online Help or printed documentation.
    • Knowledge Base: An online database of problem-solving and troubleshooting information. It provides the latest information about known product issues. To access the Knowledge Base, go to the following website: http://esupport.trendmicro.com
  • Trend Micro Apex Centralâ„¢ as a Service documents
    • Administrator's Guide: A PDF document that provides detailed instructions for how to configure and manage the Trend Micro Apex Centralâ„¢ as a Service console and features.
    • Data Protection Lists (Chapter 1 only): A PDF document that lists predefined data identifiers and templates for Data Loss Prevention.
    • Widget and Policy Management Guide: Explains how to configure Dashboard widgets and Policy Management widgets on the Trend Micro Apex Centralâ„¢ as a Service console.
    • Automation Center: Online user guides and references that explain how to use the Apex Central Automation APIs: https://automation.trendmicro.com/apex-central/home
    • Online Help: Provides "how to's", usage advice, and field-specific information. The Help is also accessible from the Trend Micro Apex Centralâ„¢ as a Service console.
  • Trend Micro Apex Oneâ„¢ server documents
    • Administrator's Guide: A PDF document that discusses getting started information and Trend Micro Apex Oneâ„¢ server administration.
    • Online Help: Provides "how to's", usage advice, and field-specific information. The Help is accessible from the Trend Micro Apex Oneâ„¢ server, agent, and Policy Server consoles, and from the OfficeScan Master Setup.
  • Trend Micro Apex Oneâ„¢ (Mac) server documents
    • Administrator's Guide: A PDF document that discusses getting started information and Trend Micro Apex Oneâ„¢ (Mac) server administration.
    • Online Help: Provides "how to's", usage advice, and field-specific information for Trend Micro. The Help is also accessible from the Trend Micro Apex Oneâ„¢ as a Service console.
  • Security Agent documents
    • Trend Micro Apex Oneâ„¢ Security Agent Online Help: Discusses getting started information, Trend Micro Apex Oneâ„¢ Security Agent installation procedures, and Trend Micro Apex Oneâ„¢ Security Agent management.
    • Trend Micro Apex Oneâ„¢ Security Agent Readme: Contains a list of known issues and may also contain late-breaking product information not found in the Online Help or printed documentation.
    • Trend Micro Apex Oneâ„¢ (Mac) Security Agent Online Help: Discusses getting started information, Trend Micro Apex Oneâ„¢ (Mac) Security Agent installation procedures, and Trend Micro Apex Oneâ„¢ (Mac) Security Agent management.

    Download the latest versions of the PDF documents and readme at our online documentation.

3. Post-installation Configuration

No post-installation steps are required.

NOTE: Trend Micro recommends that you update your scan engine and virus pattern files immediately after installing the product.

4. Known Issues

Trend Micro Apex Central™ as a Service

There are no known issues for this Hotfix release.

Trend Micro Apex One™ as a Service

Known issues in this release:

Known issue 1

Security Agent consoles running build 13.95 display an incorrect policy name. To resolve this issue, upgrade the Security Agent to 14.0. After the Security Agent contacts the server, the policy name displays correctly.

Known issue 2

Off-premises and Security Agents in Independent mode cannot update the Certified Safe Software Pattern from external update sources.

Known issue 3

Coexist mode Security Agents on endpoints with Windows Defender may experience installation issues or be unable to upload data to the Apex One server due to a file locking issue. To resolve this issue, add Endpoint Sensor (ESEServiceShell.exe and ESClient.exe) in the exclusions list of Windows Defender to prevent the locking issue.

Known issue 4

After copying a file to a remote server using a relative path as the source, Apex One is unable to translate the relative path into the full system directory.

Known issue 5

The quality of RCA analysis chain image files is reduced when viewing the files using Windows 10 Photo Viewer.

Known issue 6

When attempting to start a Historical Investigation from the Attack Discovery Detections widget that includes Registry value name or Registry value data criteria, the Historical Investigation displays an error message if the length of the Registry value name exceeds 260 characters or the Registry value data exceeds 64 characters.

Known issue 7

After updating the Attack Discovery Pattern file (tmesadp.ptn) on Security Agents, a database schema error may occur that causes the Endpoint Sensor feature to continuously report the same detections to the server during each synchronization. This causes duplicate records to display on the Apex Central server.

Known issue 8

Root Cause Analysis email attachment results may also include temporary files created when the user saved the file.

Known issue 9

The number of matched endpoints that display on a Root Cause Analysis chain may appear to be greater than the total if the Security Agent on an endpoint was uninstalled or no longer reports to the same managing server.

Known issue 10

The Endpoint Sensor service may have high memory usage.

Known issue 11

The Endpoint Sensor may have high peak CPU usage occasionally.

Known issue 12

Endpoint Sensor has CPU peak during Windows Update phase.

Known issue 13

The user or account name in ADE detection may be empty.

Known issue 14

The EC module may stop responding while handling NULL data which may cause the ESEService and ADE functionality to behave abnormally.

Known issue 15
In rare conditions, ESEService stops responding while unloading.

Trend Micro Apex One™ (Mac) as a Service

Known issues in this release:

Known issue 1

After enabling the Scan Time Machine option for Manual Scan and Scheduled Scan, Apex One (Mac) cannot perform any actions (clean, quarantine, or delete) on detected malware threats due to a permission limitation in Mac OS. Configured scan actions are displayed as unsuccessful in the product logs.

Known issue 2

When performing a historical investigation on Apex One (Mac) endpoints, the system replaces a slash (/) with a colon (:) in file names, preventing users from searching for file names that contain backslashes in investigation results.

To resolve this issue, use a colon (:) to search for the files.

5. Contact Information

A license to Trend Micro software usually includes the right to product updates, pattern file updates, and basic technical support for one (1) year from the date of purchase only. After the first year, you must renew Maintenance on an annual basis at Trend Micro's then-current Maintenance fees.

Contact Trend Micro via fax, phone, and email, or visit our website to download evaluation copies of Trend Micro products.

https://www.trendmicro.com/en_us/contact.html

NOTE: This information is subject to change without notice.

6. About Trend Micro

Smart, simple, security that fits

As a global leader in IT security, Trend Micro develops innovative security solutions that make the world safe for businesses and consumers to exchange digital information.

Copyright 2020, Trend Micro Incorporated. All rights reserved.

Trend Micro, Trend Micro Apex Central, Trend Micro Apex One, Trend Micro Apex One (Mac) and the t-ball logo are trademarks of Trend Micro Incorporated and are registered in some jurisdictions. All other marks are the trademarks or registered trademarks of their respective companies.

7. License Agreement

View information about your license agreement with Trend Micro at: https://www.trendmicro.com/en_us/about/legal.html

Third-party licensing agreements can be viewed:

  • By selecting the "About" option in the application user interface
  • By referring to the "Legal" page of the Administrator's Guide
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