Multiple vulnerabilities in Trend Micro Apex One and Apex One as a Service


Trend Micro Incorporated has released security updates for Apex One and Apex One as a Service.

Trend Micro Incorporated reported these vulnerabilities to JPCERT/CC to notify users of the solutions through JVN.
CVSS Severity (What is CVSS?)

CVSS V3 Severity:
Base Metrics 9.8 (Critical) [NVD Score]
  • Attack Vector: Network
  • Attack Complexity: Low
  • Privileges Required: None
  • User Interaction: None
  • Scope: Unchanged
  • Confidentiality Impact: High
  • Integrity Impact: High
  • Availability Impact: High
Affected Products

Trend Micro, Inc.
  • Apex One On Premise (2019)
  • Apex One as a Service


* Uploading of a large number of files to fill up the file system on the affected server - CVE-2023-0587
* Arbitrary code execution due to an uncontrolled search path element vulnerability - CVE-2023-25143
* Privilege escalation due to an incorrect access control vulnerability - CVE-2023-25144
* Privilege escalation due to a link following vulnerability - CVE-2023-25145
* Quarantining of a file, deletion of the original folder and replacing with a junction to an arbitrary location due to a link following vulnerability - CVE-2023-25146
* Agent protection bypass - CVE-2023-25147
* Privilege escalation using symbolic links due to a link following vulnerability - CVE-2023-25148

[Apply the Patch]
Apply the patch according to the information provided by the developer.
The developer has released the following patch to fix these vulnerabilities.

* Trend Micro Apex One On Premise (2019) Service Pack 1 b11564 (repack)

The issues in Trend Micro Apex One as a Service are already fixed in January 2023 updates (Agent 14.0.11960).

[Apply the Workaround]
Applying the following workaround may mitigate the impact of these vulnerabilities.
* Permit access to the product only from the trusted network
Vendor Information

Trend Micro, Inc.
CWE (What is CWE?)

  1. Unrestricted Upload of File with Dangerous Type(CWE-434) [NVD Evaluation]
  2. Uncontrolled Search Path Element(CWE-427) [NVD Evaluation]
  3. No Mapping(CWE-Other) [NVD Evaluation]
  4. Link Following(CWE-59) [NVD Evaluation]
CVE (What is CVE?)

  1. CVE-2023-0587
  2. CVE-2023-25143
  3. CVE-2023-25144
  4. CVE-2023-25145
  5. CVE-2023-25146
  6. CVE-2023-25147
  7. CVE-2023-25148

  1. JVN : JVNVU#96221942
  2. National Vulnerability Database (NVD) : CVE-2023-0587
  3. National Vulnerability Database (NVD) : CVE-2023-25143
  4. National Vulnerability Database (NVD) : CVE-2023-25144
  5. National Vulnerability Database (NVD) : CVE-2023-25145
  6. National Vulnerability Database (NVD) : CVE-2023-25146
  7. National Vulnerability Database (NVD) : CVE-2023-25147
  8. National Vulnerability Database (NVD) : CVE-2023-25148
Revision History

  • [2023/03/02]
      Web page was published
  • [2024/06/07]
      CVSS Severity was modified
      References : Contents were added
      CWE was modified