CVE-2018-19321 (GCVE-0-2018-19321)
Vulnerability from cvelistv5 – Published: 2018-12-21 23:00 – Updated: 2026-08-13 03:55Summary
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.
Severity
7.8 (High)
SSVC
Exploitation: active
Automatable: no
Technical Impact: total
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2022-10-27 00:00 UTC
Assigner
References
5 references
| URL | Tags |
|---|---|
| http://seclists.org/fulldisclosure/2018/Dec/39 | mailing-listx_refsource_FULLDISC |
| https://www.secureauth.com/labs/advisories/gigaby… | x_refsource_MISC |
| http://www.securityfocus.com/bid/106252 | vdb-entryx_refsource_BID |
| https://www.gigabyte.com/Support/Security/1801 | x_refsource_CONFIRM |
| https://www.cisa.gov/known-exploited-vulnerabilit… | government-resource |
Date Public
2018-12-18 00:00
CISA
Known Exploited Vulnerability - GCVE BCP-07 Compliant
KEV entry ID: a5ca24aa-1147-4c85-81f8-53769905e496
Exploited: Yes
Timestamps
First Seen: 2022-10-24
Asserted: 2022-10-24
Scope
Notes: GIGABYTE Multiple Products Privilege Escalation Vulnerability | Affected: GIGABYTE / Multiple Products | 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. | Due date: 2022-11-14 | Known ransomware campaign use (KEV): Known | Notes (KEV): https://www.gigabyte.com/Support/Security/1801; https://nvd.nist.gov/vuln/detail/CVE-2018-19321
Evidence
Type: Vendor Report
Signal: Successful Exploitation
Confidence: 80%
Source: cisa-kev
Details
| Cwes | |
|---|---|
| Feed | CISA Known Exploited Vulnerabilities Catalog |
| Product | Multiple Products |
| Due Date | 2022-11-14 |
| Date Added | 2022-10-24 |
| Vendorproject | GIGABYTE |
| Vulnerabilityname | GIGABYTE Multiple Products Privilege Escalation Vulnerability |
| Knownransomwarecampaignuse | Known |
References
Created: 2026-10-02 08:09 CEST
| Updated: 2026-10-02 08:09 CEST
Previdian
Known Exploited Vulnerability - GCVE BCP-07 Compliant
KEV entry ID: a121bbef-30b3-42fe-889b-24bd419f499d
Exploited: Yes
Timestamps
First Seen: 2022-10-24
Asserted: 2022-10-24
Scope
Notes: 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... | Affected: GIGABYTE / APP Center, AORUS GRAPHICS ENGINE, XTREME GAMING ENGINE, OC GURU II | CVSS: 7.8 (HIGH) | EPSS: 0.03671 | Used in malware: yes | Not yet in CISA KEV: False
Evidence
Type: Public Report
Signal: Confirmed Compromise
Confidence: 70%
Source: previdian
Details
| Feed | Previdian (previdian.com) |
|---|---|
| Title | 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... |
| Cve Id | CVE-2018-19321 |
| Vendor | GIGABYTE |
| Ghsa Id | None |
| Product | APP Center, AORUS GRAPHICS ENGINE, XTREME GAMING ENGINE, OC GURU II |
| Added Date | 2022-10-24T00:00:00.000Z |
| Cvss Score | 7.8 |
| Epss Score | 0.03671 |
| Previous Ids | |
| Cvss Severity | HIGH |
| Virtual Patch | False |
| Cvss Estimated | False |
| Epss Percentile | 0.89296 |
| Used In Malware | yes |
| Vulnerability Id | CVE-2018-19321 |
| Ahead Of Cisa Kev | None |
| Not Yet In Cisa Kev | False |
References
Created: 2026-10-02 09:11 CEST
| Updated: 2026-10-02 09:11 CEST
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Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the
vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base
model, served locally by ML-Gateway.
They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
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Related by attack behaviour
Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.
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