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National Vulnerability Database

National Vulnerability Database

NVD

National Vulnerability Database

Vulnerability Change Records for CVE-2024-7227

Change History

New CVE Received from Zero Day Initiative 11/22/2024 5:15:15 PM

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

								
								
					

					

						Added
						CVSS V3
						
							
							
								
							
								

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

								
								
					

					

						Added
						CWE
						
							
							
								
							
								

								
							
							
								
							
						
								
							
								
CWE-59

								
								
					

					

						Added
						Reference
						
							
							
								
							
								

								
							
							
								
							
						
								
							
								
https://www.zerodayinitiative.com/advisories/ZDI-24-1003/