CVE-2020-8103 - CVE House

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Status published High CVE-2020-8103

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

7.2 CVSS

Vulnerability Description

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.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

Ilias Dimopoulos of RedyOps Research Labs

References

https://www.bitdefender.com/support/security-advisories/link-resolution-privilege-escalation-vulnerability-bitdefender-antivirus-free-va-8604/

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Affected Vendor

Bitdefender

View all reports →

Affected Software

Bitdefender Antivirus Free

Vulnerable Versions:

unspecified

Timeline

Official Publish: June 5th, 2020

Last Modified: September 16th, 2024

Added to House: July 21st, 2026

CVSS Vectors

V3: CVSS:3.1/AV:P/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H

Weaknesses (CWE)

MITRE ATT&CK TTPs

T1574 Hijack Execution Flow

Privilege Escalation

T1222 File and Directory Permissions Modification

Defense Evasion

T1005 Data from Local System

T1565 Data Manipulation

T1078 Valid Accounts