CRITICAL KEV Used in ransomware campaigns ⚠
The GDrv low-level driver 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 exposes functionality to read and write Machine Specific Registers (MSRs)
Published Dec 21, 2018 ·Due Nov 14, 2022
9.8
CRITICALCVSS 3.1
EPSS 7.83%
Description
The GDrv low-level driver 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 exposes functionality to read and write Machine Specific Registers (MSRs).
Affected products
No data.
OR
- < 1.57
- ≤ 1.05.21
- 2.08
- < 1.26
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
9.8 CRITICAL NVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality Impact High
Integrity Impact High
Availability Impact High
No CVSS v3.0 score for this CVE.
9.0 HIGH NVD
AV:N/AC:L/Au:N/C:P/I:P/A:C
Access Vector Network
Access Complexity Low
Authentication None
Confidentiality Impact Partial
Integrity Impact Partial
Availability Impact Complete
Listed in CISA KEV KEV Used in ransomware campaigns ⚠
Date Added
Oct 24, 2022
Patch Due
Nov 14, 2022
Required Action
Apply updates per vendor instructions.
CISA SSVC (Vulnrichment)
Stakeholder-Specific Vulnerability Categorization from CISA ADP.
Exploitation
ActiveAutomatable
NoTechnical Impact
TotalDecision
n/aAssessed Aug 13, 2026 · SSVC 2.0.3
7.83% 0.07828
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 2, 2026.
EPSS probability 0.07828
Score over time
2021–2026- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (39 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 2, 2026 | 7.83% (0.07828) | 94.50th | v5 (v2026.06.15) |
| Jun 15, 2026 | 8.52% (0.08523) | 94.33th | v5 (v2026.06.15) |
| Jan 23, 2026 | 14.72% (0.14716) | 94.29th | v4 (v2025.03.14) |
| Jan 10, 2026 | 9.85% (0.09851) | 92.74th | v4 (v2025.03.14) |
| Jan 7, 2026 | 14.72% (0.14716) | 94.26th | v4 (v2025.03.14) |
| Nov 23, 2025 | 19.32% (0.19316) | 95.12th | v4 (v2025.03.14) |
| Nov 21, 2025 | 28.36% (0.28358) | 96.31th | v4 (v2025.03.14) |
| Nov 18, 2025 | 48.07% (0.48068) | 97.58th | v4 (v2025.03.14) |
| Nov 8, 2025 | 28.36% (0.28358) | 96.29th | v4 (v2025.03.14) |
| Nov 1, 2025 | 22.51% (0.22506) | 95.62th | v4 (v2025.03.14) |
| Oct 29, 2025 | 21.46% (0.21464) | 95.46th | v4 (v2025.03.14) |
| Oct 25, 2025 | 25.14% (0.25139) | 95.92th | v4 (v2025.03.14) |
| Oct 22, 2025 | 21.85% (0.21850) | 95.48th | v4 (v2025.03.14) |
| Aug 28, 2025 | 24.55% (0.24551) | 95.91th | v4 (v2025.03.14) |
| Apr 30, 2025 | 23.13% (0.23126) | 95.56th | v4 (v2025.03.14) |
| Mar 30, 2025 | 14.64% (0.14638) | 93.90th | v4 (v2025.03.14) |
| Mar 29, 2025 | 36.36% (0.36361) | 95.57th | v4 (v2025.03.14) |
| Mar 17, 2025 | 14.64% (0.14638) | 93.97th | v4 (v2025.03.14) |
| Dec 17, 2024 | 2.20% (0.02198) | 89.08th | v3 (v2023.03.01) |
| Jul 16, 2024 | 7.01% (0.07006) | 94.02th | v3 (v2023.03.01) |
| Jun 29, 2024 | 9.59% (0.09588) | 94.81th | v3 (v2023.03.01) |
| Jun 3, 2024 | 6.91% (0.06914) | 93.92th | v3 (v2023.03.01) |
| May 13, 2024 | 7.49% (0.07492) | 94.09th | v3 (v2023.03.01) |
| Apr 21, 2024 | 10.37% (0.10372) | 94.90th | v3 (v2023.03.01) |
| Mar 14, 2024 | 18.51% (0.18513) | 96.08th | v3 (v2023.03.01) |
| Feb 7, 2024 | 16.41% (0.16409) | 95.52th | v3 (v2023.03.01) |
| Jan 19, 2024 | 13.89% (0.13890) | 95.14th | v3 (v2023.03.01) |
| Jan 2, 2024 | 18.29% (0.18294) | 95.70th | v3 (v2023.03.01) |
| Dec 15, 2023 | 32.03% (0.32031) | 96.57th | v3 (v2023.03.01) |
| May 19, 2023 | 29.18% (0.29178) | 96.25th | v3 (v2023.03.01) |
| Mar 7, 2023 | 30.15% (0.30146) | 96.20th | v3 (v2023.03.01) |
| Mar 6, 2023 | 15.35% (0.15351) | 95.97th | v2 (v2022.01.01) |
| Aug 27, 2022 | 15.35% (0.15351) | 95.74th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.02% (0.01018) | 36.86th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.02% (0.01018) | 19.50th | v2 (v2022.01.01) |
| Feb 3, 2022 | 1.25% (0.01247) | 30.57th | v1 |
| Jan 6, 2022 | 1.25% (0.01247) | 29.93th | v1 |
| Sep 1, 2021 | 1.25% (0.01247) | 68.62th | v1 |
| Apr 14, 2021 | 1.25% (0.01247) | 0.00th | v1 |
Weaknesses (0)
No CWE recorded.
References (6)
- http://seclists.org/fulldisclosure/2018/Dec/39 mailing-listx_refsource_FULLDISCExploitMailing ListThird Party Advisory
- http://www.securityfocus.com/bid/106252 vdb-entryx_refsource_BIDBroken LinkThird Party AdvisoryVDB Entry
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2018-19323 government-resourceUS Government Resource
- https://www.gigabyte.com/Support/Security/1801 x_refsource_CONFIRMVendor Advisory
- https://www.gigabyte.com/tw/Support/Utility/Graphics-Card x_refsource_CONFIRMProduct
- https://www.secureauth.com/labs/advisories/gigabyte-drivers-elevation-privilege-vulnerabilities x_refsource_MISCBroken LinkExploitThird Party Advisory
| Link | Providers | Tags |
|---|---|---|
| http://seclists.org/fulldisclosure/2018/Dec/39 | mailing-listx_refsource_FULLDISCExploitMailing ListThird Party Advisory | |
| http://www.securityfocus.com/bid/106252 | vdb-entryx_refsource_BIDBroken LinkThird Party AdvisoryVDB Entry | |
| https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2018-19323 | government-resourceUS Government Resource | |
| https://www.gigabyte.com/Support/Security/1801 | x_refsource_CONFIRMVendor Advisory | |
| https://www.gigabyte.com/tw/Support/Utility/Graphics-Card | x_refsource_CONFIRMProduct | |
| https://www.secureauth.com/labs/advisories/gigabyte-drivers-elevation-privilege-vulnerabilities | x_refsource_MISCBroken LinkExploitThird Party Advisory |
Change history (4)
- CISA ADP
- SSVC automatable changed from yes to
no yes → no
- SSVC automatable changed from yes to
no
- CISA ADP
- SSVC automatable changed from no to
yes no → yes
- SSVC automatable changed from no to
yes
- CISA ADP
- SSVC automatable changed from yes to
no yes → no
- SSVC automatable changed from yes to
no
- CISA ADP
- SSVC automatable changed from no to
yes no → yes
- SSVC automatable changed from no to
yes
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner mitre
Published Dec 21, 2018
Updated Oct 1, 2026
Reserved Nov 16, 2018
Link CVE-2018-19323
CISA Vulnrichment
Updated Aug 13, 2026