CVE-2018-12180

HIGHNVD 8.88.8—
EchelonGraph scoreMEDIUM confidence

Score 8.8 from GitHub Security Advisory (severity: HIGH) published 2022-05-13. NVD baseline CVSS 8.8; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
Trending — 3 sources updated this week
8.8
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS: 2%CVSS: 8.8Exploit: NoneExposed: 0

A fix is available — apply it.

Buffer overflow in BlockIo service for EDK II may allow an unauthenticated user to potentially enable escalation of privilege, information disclosure and/or denial of service via network access.

CVSS v3
8.8
EG Score
8.8(medium)
EG Risk
45(Track)
EG Risk 45/100SSVC: Track

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
Severity88% × 45%
Exploitation2% × 40%
Automatability30% × 15%
Action: Routine — remediate on your standard cadence.
EPSS
81.1%
KEV
Not listed

Published

March 27, 2019

Last Modified

November 21, 2024

References (16)

Vendor Advisories for CVE-2018-12180(3)

These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.

Patch Availability(4)

Vendor / EcosystemFixed in / PatchReleasedSource
ubuntuqemu-efi (0~20160408.ffea0a2c-2ubuntu0.1) @ xenial2026-05-27ubuntu
redhatredhat-virtualization-host-0:4.3-20190418.0.el7_62019-05-08redhat
redhatedk2-0:20180508gitee3198e672e2-9.el8_0.12019-05-07redhat
redhatovmf-0:20180508-3.gitee3198e672e2.el7_6.12019-04-23redhat

Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Additional Vendor Advisories

(1)

Vendors that published advisories for this CVE beyond the curated set above. Broader coverage but minimal per-row detail — click through for the original advisory.

Data Freshness Timeline

(refreshed 12× in last 7d / 42× 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.

  1. 2026-07-23 14:15 UTCEPSS rescore
  2. 2026-07-23 14:15 UTCEPSS rescore
  3. 2026-07-23 01:32 UTCEG score recompute
  4. 2026-07-22 22:13 UTCEG score recompute
  5. 2026-07-22 14:04 UTCEPSS rescore
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  7. 2026-07-20 19:32 UTCOSV refresh
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  1. 2026-07-05 02:27 UTCEPSS rescore
  2. 2026-07-04 06:28 UTCEPSS rescore
  3. 2026-07-03 15:26 UTCOSV refresh
  4. 2026-07-02 16:54 UTCEPSS rescore
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  7. 2026-06-30 23:19 UTCEPSS rescore
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  18. 2026-06-23 21:30 UTCEPSS rescore
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  23. 2026-06-19 19:23 UTCEPSS rescore
  24. 2026-06-18 17:50 UTCEPSS rescore
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  27. 2026-06-17 17:50 UTCEPSS rescore
  28. 2026-06-16 17:50 UTCEPSS rescore
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  30. 2026-06-15 17:45 UTCEPSS rescore
  31. 2026-06-15 04:43 UTCOSV refresh
  32. 2026-06-14 23:14 UTCEPSS rescore
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  37. 2026-06-11 13:57 UTCEPSS rescore
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  40. 2026-06-08 14:14 UTCEPSS rescore
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  42. 2026-06-07 15:22 UTCEPSS rescore
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  44. 2026-06-06 13:45 UTCEPSS rescore
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  46. 2026-06-05 22:45 UTCEPSS rescore
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  48. 2026-06-05 06:08 UTCEPSS rescore
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  50. 2026-06-04 13:10 UTCEPSS rescore
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  52. 2026-06-02 20:11 UTCEPSS rescore
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  59. 2026-05-29 13:41 UTCEPSS rescore
  60. 2026-05-28 13:42 UTCEPSS rescore
  61. 2026-05-28 13:42 UTCEPSS rescore
  62. 2026-05-27 21:20 UTCEG score recompute
  63. 2026-05-27 21:20 UTCVendor advisory
  64. 2026-05-27 21:20 UTCGHSA enrichment
  65. 2026-05-27 13:38 UTCEPSS rescore
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  67. 2026-05-26 13:42 UTCEPSS rescore
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  69. 2026-05-26 07:17 UTCEPSS rescore
  70. 2026-05-26 07:17 UTCEPSS rescore
  71. 2026-05-26 04:46 UTCOSV refresh

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Frequently asked(5)

What is CVE-2018-12180?
CVE-2018-12180 is a high vulnerability published on March 27, 2019. Buffer overflow in BlockIo service for EDK II may allow an unauthenticated user to potentially enable escalation of privilege, information disclosure and/or denial of service via network access.
When was CVE-2018-12180 disclosed?
CVE-2018-12180 was first published in the National Vulnerability Database on March 27, 2019, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2018-12180 actively exploited?
CVE-2018-12180 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 81.1% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2018-12180?
CVE-2018-12180 has a CVSS v3 base score of 8.8 (NVD).
How do I remediate CVE-2018-12180?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2018-12180, 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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