[Japanese]

JVNDB-2022-002761

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

Overview

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 7.8 (High) [NVD Score]
  • Attack Vector: Local
  • Attack Complexity: Low
  • Privileges Required: Low
  • User Interaction: None
  • Scope: Unchanged
  • Confidentiality Impact: High
  • Integrity Impact: High
  • Availability Impact: High
Affected Products


Trend Micro, Inc.
  • Apex One 2019
  • Apex One as a Service

Impact

* Information disclosure due to Out-of-Bounds read vulnerabilities
* Privilege escalation due to an Out-of-Bounds access vulnerability in the Unauthorized Change Prevention Service
* Privilege escalation due to a memory corruption vulnerability in the Unauthorized Change Prevention Service
* Privilege escalation due to a Time-of-Check Time-of-Use (TOCTOU) race condition vulnerability in the Security Agent
* Privilege escalation due to an improper handling of exceptional conditions vulnerability
* Privilege escalation due to a directory traversal vulnerability in the Security Agent
* Memory corruption due to missing SAFESEH memory protection mechanism in some modules
Solution

[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 Critical Patch b11128
The issues in Trend Micro Apex One as a Service are already fixed in October 2022 updates.

[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. Out-of-bounds Read(CWE-125) [NVD Evaluation]
  2. Out-of-bounds Write(CWE-787) [NVD Evaluation]
  3. Time-of-check Time-of-use (TOCTOU) Race Condition(CWE-367) [NVD Evaluation]
  4. Improper Handling of Exceptional Conditions(CWE-755) [NVD Evaluation]
  5. Path Traversal(CWE-22) [NVD Evaluation]
  6. No Mapping(CWE-Other) [NVD Evaluation]
CVE (What is CVE?)

  1. CVE-2022-44647
  2. CVE-2022-44648
  3. CVE-2022-44649
  4. CVE-2022-44650
  5. CVE-2022-44651
  6. CVE-2022-44652
  7. CVE-2022-44653
  8. CVE-2022-44654
References

  1. JVN : JVNVU#90082799
  2. JVN : JVNVU#91848962
  3. National Vulnerability Database (NVD) : CVE-2022-44647
  4. National Vulnerability Database (NVD) : CVE-2022-44648
  5. National Vulnerability Database (NVD) : CVE-2022-44649
  6. National Vulnerability Database (NVD) : CVE-2022-44650
  7. National Vulnerability Database (NVD) : CVE-2022-44651
  8. National Vulnerability Database (NVD) : CVE-2022-44652
  9. National Vulnerability Database (NVD) : CVE-2022-44653
  10. National Vulnerability Database (NVD) : CVE-2022-44654
Revision History

  • [2022/11/21]
      Web page was published
  • [2023/02/22]
      References : Contents were added
  • [2024/05/31]
      CVSS Severity was modified
      CWE was modified

Date Public2022/11/18
Date First Published2022/11/21
Date Last Updated2024/05/31