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.

CVSS v3 7.8 HIGH

7.8^/10

CVSS v3 : HIGH

Vector :

Exploitability : 1.8 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://www.zerodayinitiative.com/advisories/ZDI-24-1005/	Third Party Advisory

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
First Time		Avast Avast free Antivirus
CPE		cpe:2.3:a:avast:free_antivirus:24.2.6105:build_24.2.8918.827::::::
References	~~() https://www.zerodayinitiative.com/advisories/ZDI-24-1005/ -~~	() https://www.zerodayinitiative.com/advisories/ZDI-24-1005/ - Third Party Advisory

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')

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