8.5
HIGH CVSS 4.0
CVE-2016-20085
Realtek High Definition Audio Driver 6.0.1.6730 Privilege Escalation
Description

Realtek High Definition Audio Driver 6.0.1.6730 contains an unquoted service path vulnerability that allows local attackers to escalate privileges by placing a malicious executable in the service path. Attackers can insert an executable file in the unquoted path and restart the service to execute code with LocalSystem privileges.

INFO

Published Date :

June 19, 2026, 3:16 p.m.

Last Modified :

June 22, 2026, 9:14 p.m.

Remotely Exploit :

No
Affected Products

The following products are affected by CVE-2016-20085 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Dell realtek_high_definition_audio_driver
CVSS Scores
The Common Vulnerability Scoring System is a standardized framework for assessing the severity of vulnerabilities in software and systems. We collect and displays CVSS scores from various sources for each CVE.
Score Version Severity Vector Exploitability Score Impact Score Source
CVSS 134c704f-9b21-4f2e-91b3-4a467353bcc0
CVSS 3.1 HIGH 83251b91-4cc7-4094-a5c7-464a1b83ea10
CVSS 3.1 HIGH [email protected]
CVSS 4.0 HIGH 83251b91-4cc7-4094-a5c7-464a1b83ea10
CVSS 4.0 HIGH [email protected]
Solution
Update the Realtek Audio Driver to a version that properly quotes service paths.
  • Update the Realtek Audio Driver to the latest version.
  • Ensure service paths are properly quoted.
  • Remove any unauthorized executables from the service path.
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2016-20085.

URL Resource
https://www.exploit-db.com/exploits/40587
https://www.vulncheck.com/advisories/realtek-high-definition-audio-driver-privilege-escalation
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2016-20085 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2016-20085 weaknesses.

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2016-20085 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2016-20085 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0

    Jun. 22, 2026

    Action Type Old Value New Value
    Added SSVC {'id': 'CVE-2016-20085', 'role': 'CISA Coordinator', 'options': [{'exploitation': 'poc'}, {'automatable': 'no'}, {'technicalImpact': 'total'}], 'version': '2.0.3', 'timestamp': '2026-06-22T15:08:13.185724Z'}
  • New CVE Received by [email protected]

    Jun. 19, 2026

    Action Type Old Value New Value
    Added Affected [{'vendor': 'Realtek', 'product': 'Realtek High Definition Audio Driver', 'versions': [{'status': 'affected', 'version': '6.0.1.6730'}]}]
    Added Description Realtek High Definition Audio Driver 6.0.1.6730 contains an unquoted service path vulnerability that allows local attackers to escalate privileges by placing a malicious executable in the service path. Attackers can insert an executable file in the unquoted path and restart the service to execute code with LocalSystem privileges.
    Added CVSS V4.0 AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
    Added CVSS V3.1 AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
    Added CWE CWE-428
    Added Reference https://www.exploit-db.com/exploits/40587
    Added Reference https://www.vulncheck.com/advisories/realtek-high-definition-audio-driver-privilege-escalation
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.