CVE-2024-7234

high

Description

AVG AntiVirus Free AVGSvc Link Following Local Privilege Escalation Vulnerability. This vulnerability allows local attackers to escalate privileges on affected installations of AVG AntiVirus Free. 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 AVG 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-22260.

References

https://www.zerodayinitiative.com/blog/2024/7/30/breaking-barriers-and-assumptions-techniques-for-privilege-escalation-on-windows-part-2

https://www.zerodayinitiative.com/advisories/ZDI-24-1008/

https://www.zerodayinitiative.com/advisories/ZDI-CAN-22260/

Details

Source: Mitre, NVD

Published: 2024-11-22

Updated: 2024-12-19

Risk Information

CVSS v2

Base Score: 6.8

Vector: CVSS2#AV:L/AC:L/Au:S/C:C/I:C/A:C

Severity: Medium

CVSS v3

Base Score: 7.8

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

Severity: High