// For flags

CVE-2021-28648

Trend Micro Antivirus for Mac Improper Access Control Privilege Escalation Vulnerability

Severity Score

7.8
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

Trend Micro Antivirus for Mac 2020 v10.5 and 2021 v11 (Consumer) is vulnerable to an improper access control privilege escalation vulnerability that could allow an attacker to establish a connection that could lead to full local privilege escalation within the application. Please note that an attacker must first obtain the ability to execute low-privileged code on the target system to exploit this vulnerability.

Trend Micro Antivirus para Mac 2020 versiones v10.5 y 2021 v11 (Consumidor) es susceptible a una vulnerabilidad de escalada de privilegios de control de acceso inapropiado que podría permitir a un atacante establecer una conexión que podría conllevar a una escalada de privilegios local completa dentro de la aplicación. Tome en cuenta que un atacante primero debe obtener la capacidad de ejecutar código poco privilegiado en el sistema objetivo para explotar esta vulnerabilidad

This vulnerability allows local attackers to escalate privileges on affected installations of Trend Micro Antivirus for Mac. 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 com.trendmicro.AFM.HelperTool. The issue results from improper access control. An attacker can leverage this vulnerability to escalate privileges and execute arbitrary code in the context of root.

*Credits: Wojciech Regula
CVSS Scores
Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Attack Vector
Local
Attack Complexity
Low
Authentication
None
Confidentiality
Partial
Integrity
Partial
Availability
Partial
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2021-03-16 CVE Reserved
  • 2021-04-15 CVE Published
  • 2023-03-08 EPSS Updated
  • 2024-08-03 CVE Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
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"
Antivirus
Search vendor "Trendmicro" for product "Antivirus"
>= 10.5 < 10.5.2088
Search vendor "Trendmicro" for product "Antivirus" and version " >= 10.5 < 10.5.2088"
macos
Affected
Trendmicro
Search vendor "Trendmicro"
Antivirus
Search vendor "Trendmicro" for product "Antivirus"
>= 11.0 < 11.0.2062
Search vendor "Trendmicro" for product "Antivirus" and version " >= 11.0 < 11.0.2062"
macos
Affected