CVE-2024-7233

Avast Free Antivirus AvastSvc Link Following Local Privilege Escalation Vulnerability. This vulnerability allows local attackers to escalate privileges on affected installations of Avast Free Antivirus. 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 Avast Service. By creating a symbolic link, an attacker can abuse the service to delete a folder. An attacker can leverage this vulnerability to escalate privileges and execute arbitrary code in the context of SYSTEM. Was ZDI-CAN-23731.
References
Configurations

Configuration 1 (hide)

cpe:2.3:a:avast:free_antivirus:24.2.6105:build_24.2.8918.827:*:*:*:*:*:*

History

08 Jan 2025, 14:29

Type Values Removed Values Added
Summary
  • (es) Vulnerabilidad de escalada de privilegios locales en Avast Free Antivirus AvastSvc Link Following. Esta vulnerabilidad permite a los atacantes locales escalar privilegios en las instalaciones afectadas de Avast Free Antivirus. Un atacante primero debe obtener la capacidad de ejecutar código con pocos privilegios en el sistema de destino para explotar esta vulnerabilidad. La falla específica existe dentro del Servicio Avast. Al crear un enlace simbólico, un atacante puede abusar del servicio para eliminar una carpeta. Un atacante puede aprovechar esta vulnerabilidad para escalar privilegios y ejecutar código arbitrario en el contexto de SYSTEM. Era ZDI-CAN-23731.
References () https://www.zerodayinitiative.com/advisories/ZDI-24-1005/ - () https://www.zerodayinitiative.com/advisories/ZDI-24-1005/ - Third Party Advisory
First Time Avast free Antivirus
Avast
CPE cpe:2.3:a:avast:free_antivirus:24.2.6105:build_24.2.8918.827:*:*:*:*:*:*

22 Nov 2024, 22:15

Type Values Removed Values Added
New CVE

Information

Published : 2024-11-22 22:15

Updated : 2025-01-08 14:29


NVD link : CVE-2024-7233

Mitre link : CVE-2024-7233

CVE.ORG link : CVE-2024-7233


JSON object : View

Products Affected

avast

  • free_antivirus
CWE
CWE-59

Improper Link Resolution Before File Access ('Link Following')