CVE-2018-19323

CRITICALNVD 9.89.8—
EchelonGraph scoreHIGH confidence

Score elevated to 9.8 because this CVE is listed on the CISA Known Exploited Vulnerabilities catalog (added 2022-10-24), indicating real-world exploitation has been confirmed by US federal agencies. NVD baseline CVSS 9.8 retained for reference. Confidence: HIGH.

Triggered by: CISA KEV (actively exploited)
Sources: cisa_kev, epss, ghsa, nvd
Trending — 4 sources updated this weekExploited in the wild
9.8EG
EchelonGraph verdictPatch nowTreat as an emergency — this is being exploited.
  • Actively exploited in the wild (CISA-KEV)
CISA-KEV: ExploitedEPSS PROB: 9%CVSS: 9.8Exploit: cisa kev · ssvc active · kev ransomwareExposed: 0

No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.

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).

CVSS v3
9.8
EG Score
9.8(high)
EG Risk
84(Attend)
EG Risk 84/100SSVC: Attend

EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).

How it’s computed
Severity98% × 45%
Exploitation100% × 40%
Automatability0% × 15%
Action: Remediate soon — notable exploitation risk.
EPSS PROB
9%
EPSS %ILE
95%
KEV
⚠ Exploited

Published

December 21, 2018

Last Modified

August 13, 2026

Advisory Details (2)

Auto-updated Aug 20, 2026
⚠️ Active exploitation confirmed. No patch confirmed yet.
generic🔴 Active Exploitation

CVE-2018-19320 - PSIRT.COM

http://www.securityfocus.com/bid/106252
generic🟡 PoC Available

Full Disclosure: [CORE-2018-0007] - GIGABYTE Driver Elevation of Privilege Vulnerabilities

http://seclists.org/fulldisclosure/2018/Dec/39

Data Freshness Timeline

(refreshed 65× in last 7d / 251× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

Showing the most recent 100 of 714 total refreshes for this CVE.

  1. 2026-08-21 17:00 UTCGHSA enrichment
  2. 2026-08-21 16:49 UTCCISA KEV update
  3. 2026-08-21 13:22 UTCGHSA enrichment
  4. 2026-08-21 09:44 UTCGHSA enrichment
  5. 2026-08-21 06:06 UTCGHSA enrichment
  6. 2026-08-21 02:28 UTCEG score recompute
  7. 2026-08-21 02:28 UTCGHSA enrichment
  8. 2026-08-20 22:51 UTCEPSS rescore
  9. 2026-08-20 22:49 UTCGHSA enrichment
  10. 2026-08-20 19:12 UTCGHSA enrichment
  11. 2026-08-20 17:06 UTCCISA KEV update
  12. 2026-08-20 15:34 UTCGHSA enrichment
  13. 2026-08-20 11:53 UTCGHSA enrichment
  14. 2026-08-20 08:14 UTCGHSA enrichment
  15. 2026-08-20 04:37 UTCGHSA enrichment
  16. 2026-08-20 00:59 UTCGHSA enrichment
  17. 2026-08-19 21:21 UTCGHSA enrichment
  18. 2026-08-19 17:43 UTCEG score recompute
  19. 2026-08-19 17:43 UTCGHSA enrichment
  20. 2026-08-19 17:33 UTCCISA KEV update
  21. 2026-08-19 17:00 UTCEPSS rescore
  22. 2026-08-19 14:05 UTCGHSA enrichment
  23. 2026-08-19 10:27 UTCGHSA enrichment
  24. 2026-08-19 06:49 UTCGHSA enrichment
  25. 2026-08-19 03:10 UTCGHSA enrichment
Show 75 more
  1. 2026-08-18 23:32 UTCGHSA enrichment
  2. 2026-08-18 19:52 UTCGHSA enrichment
  3. 2026-08-18 16:58 UTCCISA KEV update
  4. 2026-08-18 16:14 UTCEG score recompute
  5. 2026-08-18 16:14 UTCGHSA enrichment
  6. 2026-08-18 13:44 UTCEPSS rescore
  7. 2026-08-18 12:33 UTCGHSA enrichment
  8. 2026-08-18 08:53 UTCGHSA enrichment
  9. 2026-08-18 05:16 UTCGHSA enrichment
  10. 2026-08-18 01:35 UTCGHSA enrichment
  11. 2026-08-17 21:57 UTCGHSA enrichment
  12. 2026-08-17 18:19 UTCGHSA enrichment
  13. 2026-08-17 14:39 UTCEG score recompute
  14. 2026-08-17 14:39 UTCGHSA enrichment
  15. 2026-08-17 13:56 UTCCISA KEV update
  16. 2026-08-17 13:43 UTCEPSS rescore
  17. 2026-08-17 11:01 UTCGHSA enrichment
  18. 2026-08-17 07:23 UTCGHSA enrichment
  19. 2026-08-17 03:46 UTCGHSA enrichment
  20. 2026-08-17 00:08 UTCGHSA enrichment
  21. 2026-08-16 20:30 UTCGHSA enrichment
  22. 2026-08-16 16:51 UTCEG score recompute
  23. 2026-08-16 16:51 UTCGHSA enrichment
  24. 2026-08-16 14:51 UTCEPSS rescore
  25. 2026-08-16 13:13 UTCGHSA enrichment
  26. 2026-08-16 09:36 UTCGHSA enrichment
  27. 2026-08-16 05:58 UTCGHSA enrichment
  28. 2026-08-16 02:20 UTCEG score recompute
  29. 2026-08-16 02:20 UTCGHSA enrichment
  30. 2026-08-16 02:10 UTCEPSS rescore
  31. 2026-08-15 22:43 UTCGHSA enrichment
  32. 2026-08-15 19:05 UTCGHSA enrichment
  33. 2026-08-15 15:27 UTCGHSA enrichment
  34. 2026-08-15 11:49 UTCGHSA enrichment
  35. 2026-08-15 08:11 UTCGHSA enrichment
  36. 2026-08-15 04:33 UTCEG score recompute
  37. 2026-08-15 04:33 UTCGHSA enrichment
  38. 2026-08-15 01:26 UTCEPSS rescore
  39. 2026-08-15 00:54 UTCGHSA enrichment
  40. 2026-08-14 21:16 UTCGHSA enrichment
  41. 2026-08-14 17:38 UTCGHSA enrichment
  42. 2026-08-14 14:01 UTCGHSA enrichment
  43. 2026-08-14 10:23 UTCGHSA enrichment
  44. 2026-08-14 06:45 UTCGHSA enrichment
  45. 2026-08-14 03:07 UTCGHSA enrichment
  46. 2026-08-13 23:29 UTCEG score recompute
  47. 2026-08-13 23:29 UTCGHSA enrichment
  48. 2026-08-13 21:56 UTCEPSS rescore
  49. 2026-08-13 19:50 UTCGHSA enrichment
  50. 2026-08-13 16:12 UTCGHSA enrichment
  51. 2026-08-13 12:34 UTCGHSA enrichment
  52. 2026-08-13 08:56 UTCGHSA enrichment
  53. 2026-08-13 05:18 UTCGHSA enrichment
  54. 2026-08-13 04:21 UTCEG score recompute
  55. 2026-08-13 04:21 UTCGHSA enrichment
  56. 2026-08-13 03:54 UTCGHSA enrichment
  57. 2026-08-13 00:16 UTCGHSA enrichment
  58. 2026-08-12 20:38 UTCGHSA enrichment
  59. 2026-08-12 17:01 UTCEG score recompute
  60. 2026-08-12 17:01 UTCGHSA enrichment
  61. 2026-08-12 13:46 UTCEPSS rescore
  62. 2026-08-12 13:23 UTCGHSA enrichment
  63. 2026-08-12 09:45 UTCGHSA enrichment
  64. 2026-08-12 06:07 UTCGHSA enrichment
  65. 2026-08-12 02:29 UTCGHSA enrichment
  66. 2026-08-11 22:51 UTCGHSA enrichment
  67. 2026-08-11 19:32 UTCCISA KEV update
  68. 2026-08-11 19:13 UTCGHSA enrichment
  69. 2026-08-11 15:35 UTCEG score recompute
  70. 2026-08-11 15:35 UTCGHSA enrichment
  71. 2026-08-11 11:57 UTCGHSA enrichment
  72. 2026-08-11 08:19 UTCGHSA enrichment
  73. 2026-08-11 04:41 UTCGHSA enrichment
  74. 2026-08-11 01:03 UTCGHSA enrichment
  75. 2026-08-10 21:25 UTCGHSA enrichment

Frequently asked(6)

What is CVE-2018-19323?
CVE-2018-19323 is a critical vulnerability published on December 21, 2018. 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).
When was CVE-2018-19323 disclosed?
CVE-2018-19323 was first published in the National Vulnerability Database on December 21, 2018, with the most recent update on August 13, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2018-19323 actively exploited?
Yes. CISA added CVE-2018-19323 to the Known Exploited Vulnerabilities catalog on October 24, 2022, affecting GIGABYTE Multiple Products. KEV listing indicates confirmed exploitation in the wild; this CVE warrants immediate patching attention.
What is the CVSS score of CVE-2018-19323?
CVE-2018-19323 has a CVSS v3 base score of 9.8 (NVD).
Which products are affected by CVE-2018-19323?
CVE-2018-19323 affects GIGABYTE Multiple Products. The full affected-products list, including version ranges and fixed versions, is shown in the Affected Packages section of this page.
How do I remediate CVE-2018-19323?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2018-19323, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

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