CVE-2022-21216

HIGHNVD 7.57.5—
EchelonGraph scoreMEDIUM confidence

This high-severity CVE scores 7.5 under NVD CVSS v3. EPSS exploit probability: 0.5% (43rd percentile of EPSS-scored CVEs). GitHub Security Advisory enrichment pending alignment with NVD CVSS.

Triggered by: NVD CVSS baseline
Sources: epss, ghsa, nvd
7.5EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 0.5%CVSS: 7.5Exploit: None knownExposed services: Not assessed

A fix is available — apply it.

Insufficient granularity of access control in out-of-band management in some Intel(R) Atom and Intel Xeon Scalable Processors may allow a privileged user to potentially enable escalation of privilege via adjacent network access.

CVSS v3
7.5
EG Score
7.5HIGHmedium confidence
EG Risk
34
EG Risk 34/100CISA SSVC

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
Severity75% × 45%
Exploitation1% × 40%
Automatability0% × 15%
CISA SSVC: Track at every mission impact level.
Action: A fix is available. Apply it within your standard update timelines.
EPSS PROB
0.5%
EPSS %ILE
43rd
KEV
Not listed

CISA SSVCTrack at every mission impact level.

A fix is available. Apply it within your standard update timelines.

Exploitation none (CISA Vulnrichment) · Automatable no (CISA Vulnrichment) · Technical impact partial (CISA Vulnrichment). Mission impact is CISA's Mission & Well-being decision point, and only you can judge it: high means the affected system is essential to your organisation's mission, or its compromise could cause irreversible harm to people. CISA's decision table

Published

February 16, 2023

Last Modified

November 21, 2024

References (4)

Vendor Advisories for CVE-2022-21216(4)

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

Patch Availability(5)

Vendor / EcosystemFix (by version range) / PatchReleasedSource
ubuntuintel-microcode (3.20230214.0ubuntu0.16.04.1+esm1) @ xenial2026-05-25ubuntu
redhatmicrocode_ctl-4:20230808-2.el82023-11-14redhat
redhatmicrocode_ctl-4:20230808-2.el92023-11-07redhat
redhatredhat-virtualization-host-0:4.5.3-202309130206_8.62023-09-19redhat
redhatmicrocode_ctl-2:2.1-73.16.el7_92023-08-14redhat

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.

Affected Packages

(16 across 16 ecosystems)
Alpine:v3.14(1)
PackageVulnerable rangeFix by version rangeDependents
intel-ucode—
  • every version up to 20230214-r0: fixed in 20230214-r0
—
Alpine:v3.15(1)
PackageVulnerable rangeFix by version rangeDependents
intel-ucode—
  • every version up to 20230214-r0: fixed in 20230214-r0
—
Alpine:v3.16(1)
PackageVulnerable rangeFix by version rangeDependents
intel-ucode—
  • every version up to 20230214-r0: fixed in 20230214-r0
—
Alpine:v3.17(1)
PackageVulnerable rangeFix by version rangeDependents
intel-ucode—
  • every version up to 20230214-r0: fixed in 20230214-r0
—
Alpine:v3.18(1)
PackageVulnerable rangeFix by version rangeDependents
intel-ucode—
  • every version up to 20230214-r0: fixed in 20230214-r0
—
Alpine:v3.19(1)
PackageVulnerable rangeFix by version rangeDependents
intel-ucode—
  • every version up to 20230214-r0: fixed in 20230214-r0
—
Alpine:v3.20(1)
PackageVulnerable rangeFix by version rangeDependents
intel-ucode—
  • every version up to 20230214-r0: fixed in 20230214-r0
—
Alpine:v3.21(1)
PackageVulnerable rangeFix by version rangeDependents
intel-ucode—
  • every version up to 20230214-r0: fixed in 20230214-r0
—
Alpine:v3.22(1)
PackageVulnerable rangeFix by version rangeDependents
intel-ucode—
  • every version up to 20230214-r0: fixed in 20230214-r0
—
Alpine:v3.23(1)
PackageVulnerable rangeFix by version rangeDependents
intel-ucode—
  • every version up to 20230214-r0: fixed in 20230214-r0
—
Alpine:v3.24(1)
PackageVulnerable rangeFix by version rangeDependents
intel-ucode—
  • every version up to 20230214-r0: fixed in 20230214-r0
—
Debian:10(1)
PackageVulnerable rangeFix by version rangeDependents
intel-microcode0.20080131-1 ... 3.20221108.2 (164 versions)
  • every version up to 3.20230214.1~deb10u1: fixed in 3.20230214.1~deb10u1
—
Debian:11(1)
PackageVulnerable rangeFix by version rangeDependents
intel-microcode0.20080131-1 ... 3.20230214.1~deb10u1 (165 versions)
  • every version up to 3.20230214.1~deb11u1: fixed in 3.20230214.1~deb11u1
—
Debian:12(1)
PackageVulnerable rangeFix by version rangeDependents
intel-microcode0.20080131-1 ... 3.20230214.1~deb11u1 (166 versions)
  • every version up to 3.20230214.1: fixed in 3.20230214.1
—
Debian:13(1)
PackageVulnerable rangeFix by version rangeDependents
intel-microcode0.20080131-1 ... 3.20230214.1~deb11u1 (166 versions)
  • every version up to 3.20230214.1: fixed in 3.20230214.1
—
Debian:14(1)
PackageVulnerable rangeFix by version rangeDependents
intel-microcode0.20080131-1 ... 3.20230214.1~deb11u1 (166 versions)
  • every version up to 3.20230214.1: fixed in 3.20230214.1
—

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 8× in last 7d / 25× 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 169 total refreshes for this CVE.

  1. 2026-10-09 20:04 UTCEPSS rescore
  2. 2026-10-08 16:40 UTCEPSS rescore
  3. 2026-10-07 23:45 UTCEPSS rescore
  4. 2026-10-06 15:14 UTCEPSS rescore
  5. 2026-10-05 17:40 UTCEPSS rescore
  6. 2026-10-04 23:19 UTCEPSS rescore
  7. 2026-10-03 14:23 UTCEPSS rescore
  8. 2026-10-03 14:22 UTCEPSS rescore
  9. 2026-09-30 15:48 UTCEG score recompute
  10. 2026-09-30 15:00 UTCEPSS rescore
  11. 2026-09-29 15:15 UTCEPSS rescore
  12. 2026-09-28 13:48 UTCEPSS rescore
  13. 2026-09-27 13:41 UTCEPSS rescore
  14. 2026-09-26 00:22 UTCEPSS rescore
  15. 2026-09-24 14:00 UTCEPSS rescore
  16. 2026-09-23 20:11 UTCOSV refresh
  17. 2026-09-23 13:45 UTCEPSS rescore
  18. 2026-09-20 20:13 UTCEPSS rescore
  19. 2026-09-17 19:23 UTCEPSS rescore
  20. 2026-09-16 14:05 UTCEPSS rescore
  21. 2026-09-15 03:06 UTCEPSS rescore
  22. 2026-09-13 16:43 UTCEPSS rescore
  23. 2026-09-12 14:57 UTCEPSS rescore
  24. 2026-09-11 14:49 UTCEPSS rescore
  25. 2026-09-11 09:33 UTCEPSS rescore
Show 75 more
  1. 2026-09-08 21:57 UTCEPSS rescore
  2. 2026-09-07 15:58 UTCEPSS rescore
  3. 2026-09-06 13:45 UTCEPSS rescore
  4. 2026-09-05 15:25 UTCEPSS rescore
  5. 2026-09-04 14:54 UTCOSV refresh
  6. 2026-09-04 13:57 UTCEPSS rescore
  7. 2026-09-04 05:04 UTCEPSS rescore
  8. 2026-09-02 14:09 UTCEPSS rescore
  9. 2026-09-01 13:51 UTCEPSS rescore
  10. 2026-08-30 19:14 UTCEPSS rescore
  11. 2026-08-30 01:19 UTCEPSS rescore
  12. 2026-08-28 21:38 UTCEPSS rescore
  13. 2026-08-27 14:22 UTCEPSS rescore
  14. 2026-08-26 14:43 UTCEPSS rescore
  15. 2026-08-25 13:46 UTCEPSS rescore
  16. 2026-08-25 13:46 UTCEPSS rescore
  17. 2026-08-24 14:13 UTCEPSS rescore
  18. 2026-08-21 23:46 UTCEPSS rescore
  19. 2026-08-20 22:52 UTCEPSS rescore
  20. 2026-08-19 17:01 UTCEPSS rescore
  21. 2026-08-18 13:45 UTCEPSS rescore
  22. 2026-08-18 01:52 UTCOSV refresh
  23. 2026-08-17 13:44 UTCEPSS rescore
  24. 2026-08-16 14:53 UTCEPSS rescore
  25. 2026-08-16 02:11 UTCEPSS rescore
  26. 2026-08-15 01:27 UTCEPSS rescore
  27. 2026-08-13 21:57 UTCEPSS rescore
  28. 2026-08-12 13:48 UTCEPSS rescore
  29. 2026-08-09 13:44 UTCEPSS rescore
  30. 2026-08-08 16:34 UTCEPSS rescore
  31. 2026-08-07 16:24 UTCEPSS rescore
  32. 2026-08-06 13:44 UTCEPSS rescore
  33. 2026-08-05 19:15 UTCEPSS rescore
  34. 2026-08-04 10:34 UTCEPSS rescore
  35. 2026-08-03 10:33 UTCEPSS rescore
  36. 2026-08-02 20:57 UTCOSV refresh
  37. 2026-08-02 02:24 UTCEPSS rescore
  38. 2026-08-01 04:13 UTCEPSS rescore
  39. 2026-07-30 16:25 UTCEPSS rescore
  40. 2026-07-30 01:28 UTCEPSS rescore
  41. 2026-07-28 15:33 UTCEPSS rescore
  42. 2026-07-26 14:52 UTCEPSS rescore
  43. 2026-07-26 14:52 UTCEPSS rescore
  44. 2026-07-25 14:15 UTCEPSS rescore
  45. 2026-07-24 14:15 UTCEPSS rescore
  46. 2026-07-23 14:16 UTCEPSS rescore
  47. 2026-07-23 02:07 UTCEG score recompute
  48. 2026-07-22 22:54 UTCEG score recompute▲ 0.70
  49. 2026-07-22 14:06 UTCEPSS rescore
  50. 2026-07-22 14:06 UTCEPSS rescore
  51. 2026-07-21 15:22 UTCEPSS rescore
  52. 2026-07-21 15:22 UTCEPSS rescore
  53. 2026-07-20 17:05 UTCEPSS rescore
  54. 2026-07-19 14:29 UTCEPSS rescore
  55. 2026-07-19 02:27 UTCEPSS rescore
  56. 2026-07-18 10:02 UTCEPSS rescore
  57. 2026-07-18 10:02 UTCEPSS rescore
  58. 2026-07-16 17:00 UTCEPSS rescore
  59. 2026-07-16 17:00 UTCEPSS rescore
  60. 2026-07-16 05:49 UTCOSV refresh
  61. 2026-07-15 16:56 UTCEPSS rescore
  62. 2026-07-15 16:56 UTCEPSS rescore
  63. 2026-07-15 01:58 UTCEPSS rescore
  64. 2026-07-15 01:58 UTCEPSS rescore
  65. 2026-07-13 22:27 UTCEPSS rescore
  66. 2026-07-13 06:11 UTCEPSS rescore
  67. 2026-07-13 06:11 UTCEPSS rescore
  68. 2026-07-12 05:44 UTCEPSS rescore
  69. 2026-07-11 08:25 UTCEPSS rescore
  70. 2026-07-09 19:07 UTCEPSS rescore
  71. 2026-07-08 15:12 UTCEPSS rescore
  72. 2026-07-07 13:44 UTCEPSS rescore
  73. 2026-07-06 16:25 UTCEPSS rescore
  74. 2026-07-06 16:25 UTCEPSS rescore
  75. 2026-07-06 02:21 UTCEPSS rescore

Related CVEs(same product + same vendor)

Same vendor

4 shown

redhat:RHEA-2023:4636 · redhat:RHSA-2023:5209 · ubuntu:USN-5886-1

Frequently asked(5)

What is CVE-2022-21216?
CVE-2022-21216 is a high vulnerability published on February 16, 2023. Insufficient granularity of access control in out-of-band management in some Intel(R) Atom and Intel Xeon Scalable Processors may allow a privileged user to potentially enable escalation of privilege via adjacent network access.
When was CVE-2022-21216 disclosed?
CVE-2022-21216 was first published on February 16, 2023, 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-2022-21216 actively exploited?
CVE-2022-21216 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 0.5% probability of exploitation in the next 30 days (43rd percentile of EPSS-scored CVEs).
What is the CVSS score of CVE-2022-21216?
CVE-2022-21216 has a CVSS v3 base score of 7.5 (NVD).
How do I remediate CVE-2022-21216?
A fix for CVE-2022-21216 is available: update to the fixed version the vendor names in its advisory. The vendor advisories EchelonGraph has for CVE-2022-21216 are linked in the Vendor Advisories panel on this page.

Dependency Blast Radius

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