// For flags

CVE-2022-48191

Trend Micro Maximum Security Time-Of-Check Time-Of-Use Local Privilege Escalation Vulnerability

Severity Score

7.0
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

A vulnerability exists in Trend Micro Maximum Security 2022 (17.7) wherein a low-privileged user can write a known malicious executable to a specific location and in the process of removal and restoral an attacker could replace an original folder with a mount point to an arbitrary location, allowing a escalation of privileges on an affected system.

Existe una vulnerabilidad en Trend Micro Maximum Security 2022 (17.7) en la que un usuario con pocos privilegios puede escribir un ejecutable malicioso conocido en una ubicación específica y, en el proceso de eliminación y restauración, un atacante podría reemplazar una carpeta original con un punto de montaje arbitrario. ubicación, lo que permite una escalada de privilegios en un sistema afectado.

This vulnerability allows local attackers to escalate privileges on affected installations of Trend Micro Maximum Security. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability.
The specific flaw exists within the Damage Cleanup Engine. The issue results from the lack of proper locking when performing file operations. An attacker can leverage this vulnerability to escalate privileges and execute arbitrary code in the context of SYSTEM.

*Credits: Simon Zuckerbraun - Trend Micro Zero Day Initiative
CVSS Scores
Attack Vector
Local
Attack Complexity
High
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2022-12-30 CVE Reserved
  • 2023-01-18 CVE Published
  • 2024-08-03 CVE Updated
  • 2024-08-10 EPSS Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-367: Time-of-check Time-of-use (TOCTOU) Race Condition
CAPEC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Trendmicro
Search vendor "Trendmicro"
 Maximum Security 2022
Search vendor "Trendmicro" for product "Maximum Security 2022"
 17.7
Search vendor "Trendmicro" for product "Maximum Security 2022" and version "17.7"
-
Affected
in Microsoft
Search vendor "Microsoft"
 Windows
Search vendor "Microsoft" for product "Windows"
--
Safe