CVE-2024-7228

Avast Free Antivirus Link Following Denial-of-Service Vulnerability

State
Published
Severity
6.1 Medium
Published
Nov 22, 2024
Updated
Nov 23, 2024
Reserved
Jul 29, 2024

Read the record on cve.org

Description

Avast Free Antivirus Link Following Denial-of-Service Vulnerability. This vulnerability allows local attackers to create a denial-of-service condition 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 create a folder. An attacker can leverage this vulnerability to create a denial-of-service condition on the system. Was ZDI-CAN-22806.

Scores

CVSSScoreVectorSource
3.06.1 MediumCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:Hzdi

Weaknesses

  • CWE-59 Improper Link Resolution Before File Access ('Link Following')

Affected Products

ProductVersions
Free AntivirusAvast
  • 23.11.6090 Build 23.11.8365.809Affected

References

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