CVE-2020-8099: Link Resolution Privilege Escalation Vulnerability in Bitdefender Antivirus Free (VA-8387)

Severity: medium (CVSS 6.2 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2020-04-21 · updated 2026-06-17
Weakness: CWE-59

Description

A vulnerability in the improper handling of junctions 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.

Affected products

Bitdefender Antivirus Free: before 1.0.17 — fixed in 1.0.17

How to fix

Upgrade to a fixed version: Bitdefender Antivirus Free 1.0.17. Check the vendor advisory for mitigations.

References

https://www.bitdefender.com/support/security-advisories/link-resolution-privilege-escalation-vulnerability-in-bitdefender-antivirus-free-va-8387/
https://www.bitdefender.com/support/security-advisories/link-resolution-privilege-escalation-vulnerability-in-bitdefender-antivirus-free-va-8387/

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