PT-2024-38193 · Avast · Avast Free Antivirus

Published 2024-07-29 · Updated 2025-01-08 · CVE-2024-7233

Positive Technologies (AI Summary)

CVSS v3.1

7.8

High

Base vector

AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions Avast Free Antivirus (affected versions not specified)

Description This issue 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 issue. 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 issue to escalate privileges and execute arbitrary code in the context of SYSTEM.

Recommendations At the moment, there is no information about a newer version that contains a fix for this issue.

Fix

Link Following

Weakness Enumeration

CWE-59

Related Identifiers

CVE-2024-7233

ZDI-24-1005

Affected Products

Avast Free Antivirus

References · 4

• https://zerodayinitiative.com/advisories/ZDI-24-1005 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2024-7233 · Security Note
• https://osv.dev/vulnerability/CVE-2024-7233 · Vendor Advisory
• https://twitter.com/CVEnew/status/1860073470346035463 · Twitter Post