CVE-2024-7232

HIGH

Avast Free Antivirus - Local Privilege Escalation via Symbolic Link Abuse in AvastSvc

Title source: llm
STIX 2.1

Description

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-22963.

References (1)

Core 1
Core References
Third Party Advisory x_research-advisory
https://www.zerodayinitiative.com/advisories/ZDI-24-1004/

Scores

CVSS v3 7.8
EPSS 0.0039
EPSS Percentile 30.3%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact total

Details

CWE
CWE-59
Status published
Products (1)
avast/free_antivirus 23.12.6094 build_23.12.8700.813
Published Nov 22, 2024
Tracked Since Feb 18, 2026