๐Ÿ” CVE Alert

CVE-2024-7227

HIGH 7.8

Avast Free Antivirus AvastSvc Link Following Local Privilege Escalation Vulnerability

CVSS Score
7.8
EPSS Score
0.0%
EPSS Percentile
0th

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 file. An attacker can leverage this vulnerability to escalate privileges and execute arbitrary code in the context of SYSTEM. Was ZDI-CAN-22272.

CWE CWE-59
Vendor avast
Product free antivirus
Published Nov 22, 2024
Last Updated Nov 25, 2024
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CVSS v3 Breakdown

CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected Versions

Avast / Free Antivirus
23.9.6082

References

NVD โ†— CVE.org โ†— EPSS Data โ†—
zerodayinitiative.com: https://www.zerodayinitiative.com/advisories/ZDI-24-1003/