Known Exploited Vulnerability
7.8
HIGH CVSS 3.1
CVE-2018-19321
GIGABYTE Multiple Products Privilege Escalation Vulnerability - [Actively Exploited]
Description

The GPCIDrv and GDrv low-level drivers in GIGABYTE APP Center v1.05.21 and earlier, AORUS GRAPHICS ENGINE before 1.57, XTREME GAMING ENGINE before 1.26, and OC GURU II v2.08 expose functionality to read and write arbitrary physical memory. This could be leveraged by a local attacker to elevate privileges.

INFO

Published Date :

Dec. 21, 2018, 11:29 p.m.

Last Modified :

March 14, 2025, 6:23 p.m.

Remotely Exploit :

No

Source :

[email protected]
CISA Notification
CISA KEV (Known Exploited Vulnerabilities)

For the benefit of the cybersecurity community and network defenders—and to help every organization better manage vulnerabilities and keep pace with threat activity—CISA maintains the authoritative source of vulnerabilities that have been exploited in the wild.

Description :

The GPCIDrv and GDrv low-level drivers in GIGABYTE App Center, AORUS Graphics Engine, XTREME Gaming Engine, and OC GURU II expose functionality to read and write arbitrary physical memory. This could be leveraged by a local attacker to elevate privileges.

Required Action :

Apply updates per vendor instructions.

Notes :

https://www.gigabyte.com/Support/Security/1801; https://nvd.nist.gov/vuln/detail/CVE-2018-19321

Affected Products

The following products are affected by CVE-2018-19321 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 Gigabyte app_center
2 Gigabyte aorus_graphics_engine
3 Gigabyte oc_guru_ii
4 Gigabyte xtreme_gaming_engine
: Total Affected Vendor : 1 | Products : 4
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 2.0 HIGH [email protected]
CVSS 3.1 HIGH [email protected]
CVSS 3.1 HIGH 134c704f-9b21-4f2e-91b3-4a467353bcc0
Solution
This vulnerability allows for privilege escalation. To remediate, update or remove affected GIGABYTE software.
  • Upgrade GIGABYTE APP Center to the latest version.
  • Upgrade GIGABYTE AORUS GRAPHICS ENGINE to the latest version.
  • Upgrade GIGABYTE XTREME GAMING ENGINE to the latest version.
  • Uninstall GIGABYTE OC GURU II.
Public PoC/Exploit Available at Github

CVE-2018-19321 has a 3 public PoC/Exploit available at Github. Go to the Public Exploits tab to see the list.

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-2018-19321.

URL Resource
http://seclists.org/fulldisclosure/2018/Dec/39 Exploit Mailing List Third Party Advisory
http://www.securityfocus.com/bid/106252 Broken Link Third Party Advisory VDB Entry
https://www.gigabyte.com/Support/Security/1801 Vendor Advisory
https://www.secureauth.com/labs/advisories/gigabyte-drivers-elevation-privilege-vulnerabilities Exploit Third Party Advisory Broken Link
http://seclists.org/fulldisclosure/2018/Dec/39 Exploit Mailing List Third Party Advisory
http://www.securityfocus.com/bid/106252 Broken Link Third Party Advisory VDB Entry
https://www.gigabyte.com/Support/Security/1801 Vendor Advisory
https://www.secureauth.com/labs/advisories/gigabyte-drivers-elevation-privilege-vulnerabilities Exploit Third Party Advisory Broken Link
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2018-19321 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-2018-19321 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).

Profile Photo
nanabingies/CVE-2018-19321

CVE-2018-19321

C++

Updated: 2 years, 3 months ago
2 stars 0 fork 0 watcher
Born at : Jan. 7, 2023, 2:45 a.m. This repo has been linked 1 different CVEs too.
Profile Photo
nanabingies/Driver-RW

Page Table Manipulation -- CVE-2018-19321

C++

Updated: 11 months ago
8 stars 0 fork 0 watcher
Born at : April 26, 2022, 4:25 p.m. This repo has been linked 1 different CVEs too.
Profile Photo
Ostorlab/KEV

Ostorlab KEV: One-command to detect most remotely known exploitable vulnerabilities. Sourced from CISA KEV, Google's Tsunami, Ostorlab's Asteroid and Bug Bounty programs.

cisa-kev vulnerability 0day cisa exploits

Updated: 2 weeks, 1 day ago
581 stars 42 fork 42 watcher
Born at : April 19, 2022, 8:58 a.m. This repo has been linked 1287 different CVEs too.

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

The following list is the news that have been mention CVE-2018-19321 vulnerability anywhere in the article.

Results are limited to the first 20 news articles due to potential performance issues.

The following table lists the changes that have been made to the CVE-2018-19321 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.

  • Modified Analysis by [email protected]

    Mar. 14, 2025

    Action Type Old Value New Value
    Changed Reference Type MITRE: https://www.secureauth.com/labs/advisories/gigabyte-drivers-elevation-privilege-vulnerabilities Types: Exploit, Third Party Advisory MITRE: https://www.secureauth.com/labs/advisories/gigabyte-drivers-elevation-privilege-vulnerabilities Types: Broken Link, Exploit, Third Party Advisory
    Changed Reference Type CVE: https://www.secureauth.com/labs/advisories/gigabyte-drivers-elevation-privilege-vulnerabilities Types: Exploit, Third Party Advisory CVE: https://www.secureauth.com/labs/advisories/gigabyte-drivers-elevation-privilege-vulnerabilities Types: Broken Link, Exploit, Third Party Advisory
  • CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0

    Feb. 04, 2025

    Action Type Old Value New Value
    Added CVSS V3.1 AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  • Modified Analysis by [email protected]

    Jan. 27, 2025

    Action Type Old Value New Value
  • CVE Modified by af854a3a-2127-422b-91ae-364da2661108

    Nov. 21, 2024

    Action Type Old Value New Value
    Added Reference http://seclists.org/fulldisclosure/2018/Dec/39
    Added Reference http://www.securityfocus.com/bid/106252
    Added Reference https://www.gigabyte.com/Support/Security/1801
    Added Reference https://www.secureauth.com/labs/advisories/gigabyte-drivers-elevation-privilege-vulnerabilities
  • Modified Analysis by [email protected]

    Jun. 28, 2024

    Action Type Old Value New Value
    Removed CVSS V3 NIST AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
    Added CVSS V3.1 NIST AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
    Changed Reference Type http://www.securityfocus.com/bid/106252 Third Party Advisory, VDB Entry http://www.securityfocus.com/bid/106252 Broken Link, Third Party Advisory, VDB Entry
    Changed Reference Type https://www.gigabyte.com/Support/Security/1801 No Types Assigned https://www.gigabyte.com/Support/Security/1801 Vendor Advisory
    Changed CPE Configuration OR *cpe:2.3:a:gigabyte:aorus_graphics_engine:*:*:*:*:*:*:*:* versions up to (including) 1.33 *cpe:2.3:a:gigabyte:app_center:*:*:*:*:*:*:*:* versions up to (including) 1.05.21 *cpe:2.3:a:gigabyte:oc_guru_ii:2.08:*:*:*:*:*:*:* *cpe:2.3:a:gigabyte:xtreme_gaming_engine:*:*:*:*:*:*:*:* versions up to (including) 1.25 OR *cpe:2.3:a:gigabyte:aorus_graphics_engine:*:*:*:*:*:*:*:* versions up to (excluding) 1.57 *cpe:2.3:a:gigabyte:app_center:*:*:*:*:*:*:*:* versions up to (excluding) 19.0422.1 *cpe:2.3:a:gigabyte:oc_guru_ii:2.08:*:*:*:*:*:*:* *cpe:2.3:a:gigabyte:xtreme_gaming_engine:*:*:*:*:*:*:*:* versions up to (excluding) 1.26
  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • CVE Modified by [email protected]

    May. 19, 2020

    Action Type Old Value New Value
    Added Reference https://www.gigabyte.com/Support/Security/1801 [No Types Assigned]
  • CWE Remap by [email protected]

    Oct. 03, 2019

    Action Type Old Value New Value
    Changed CWE CWE-264 CWE-264 NVD-CWE-noinfo
  • CVE Modified by [email protected]

    Mar. 21, 2019

    Action Type Old Value New Value
    Changed Description The GPCIDrv and GDrv low-level drivers in GIGABYTE APP Center v1.05.21 and earlier, AORUS GRAPHICS ENGINE v1.33 and earlier, XTREME GAMING ENGINE v1.25 and earlier, and OC GURU II v2.08 expose functionality to read and write arbitrary physical memory. This could be leveraged by a local attacker to elevate privileges. The GPCIDrv and GDrv low-level drivers in GIGABYTE APP Center v1.05.21 and earlier, AORUS GRAPHICS ENGINE before 1.57, XTREME GAMING ENGINE before 1.26, and OC GURU II v2.08 expose functionality to read and write arbitrary physical memory. This could be leveraged by a local attacker to elevate privileges.
  • Initial Analysis by [email protected]

    Jan. 11, 2019

    Action Type Old Value New Value
    Added CVSS V2 (AV:L/AC:L/Au:N/C:C/I:C/A:C)
    Added CVSS V3 AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
    Changed Reference Type http://seclists.org/fulldisclosure/2018/Dec/39 No Types Assigned http://seclists.org/fulldisclosure/2018/Dec/39 Exploit, Mailing List, Third Party Advisory
    Changed Reference Type https://www.secureauth.com/labs/advisories/gigabyte-drivers-elevation-privilege-vulnerabilities No Types Assigned https://www.secureauth.com/labs/advisories/gigabyte-drivers-elevation-privilege-vulnerabilities Exploit, Third Party Advisory
    Changed Reference Type http://www.securityfocus.com/bid/106252 No Types Assigned http://www.securityfocus.com/bid/106252 Third Party Advisory, VDB Entry
    Added CWE CWE-264
    Added CPE Configuration OR *cpe:2.3:a:gigabyte:aorus_graphics_engine:*:*:*:*:*:*:*:* versions up to (including) 1.33 *cpe:2.3:a:gigabyte:app_center:*:*:*:*:*:*:*:* versions up to (including) 1.05.21 *cpe:2.3:a:gigabyte:oc_guru_ii:2.08:*:*:*:*:*:*:* *cpe:2.3:a:gigabyte:xtreme_gaming_engine:*:*:*:*:*:*:*:* versions up to (including) 1.25
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.
Vulnerability Scoring Details
Base CVSS Score: 7.8
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality Impact
Integrity Impact
Availability Impact
Base CVSS Score: 7.2
Access Vector
Access Complexity
Authentication
Confidentiality Impact
Integrity Impact
Availability Impact
Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

21.04 }} -4.01%

score

0.95262

percentile