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Link Resolution Privilege Escalation Vulnerability in Bitdefender Antivirus Free (VA-8604)

Publication date: June 5th, 2020

CVE ID:

CVE-2020-8103

CVSS scrore:

7.2 - https://www.first.org/cvss/calculator/3.1#CVSS:3.1/AV:P/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H

Affected vendors:

Bitdefender

Affected products:

Bitdefender Antivirus Free 2020

Vulnerability details:

A vulnerability in the improper handling of symbolic links in Bitdefender Antivirus Free can allow an unprivileged user to substitute a quarantined file, and restore it to a privileged location. This issue affects Bitdefender Antivirus Free versions prior to 1.0.17.178.

Additional details:

An automatic update to Bitdefender Antivirus Free version 1.0.17.178 or newer fixes the issue.

Credit:

Ilias Dimopoulos of RedyOps Research Labs