CVE-2021-2162

MEDIUMNVD 4.34.3—
EchelonGraph scoreMEDIUM confidence

This medium-severity CVE scores 4.3 under NVD CVSS v3. EPSS exploit probability: 0.9%, top 44% of all CVEs by exploit prediction. GitHub Security Advisory data not yet ingested — confidence will rise once GHSA publishes (typical lag: hours to days for open-source ecosystem CVEs; never for infrastructure-only CVEs).

Triggered by: NVD CVSS baseline
Sources: epss, nvd
4.3EG
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS PROB: 1%CVSS: 4.3Exploit: None knownExposed: 0

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

Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Audit Plug-in). Supported versions that are affected are 5.7.33 and prior and 8.0.23 and prior. Easily exploitable vulnerability allows low privileged attacker with network access via multiple protocols to compromise MySQL Server. Successful attacks of this vulnerability can result in unauthorized update, insert or delete access to some of MySQL Server accessible data. CVSS 3.1 Base Score 4.3 (Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N).

CVSS v3
4.3
EG Score
4.3(medium)
EG Risk
20(Track)
EG Risk 20/100SSVC: 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
Severity43% × 45%
Exploitation1% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
1%
EPSS %ILE
57%
KEV
Not listed

Published

April 22, 2021

Last Modified

November 21, 2024

References (4)

All Vendor Advisories

(1)

Every vendor that published an advisory referencing this CVE — pulled from our cve_vendor_advisories aggregation. Click any row for the vendor's original advisory page.

Data Freshness Timeline

(refreshed 9× in last 7d / 35× 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 133 total refreshes for this CVE.

  1. 2026-08-20 22:52 UTCEPSS rescore
  2. 2026-08-20 04:45 UTCOSV refresh
  3. 2026-08-19 17:01 UTCEPSS rescore
  4. 2026-08-18 13:45 UTCEPSS rescore
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  18. 2026-08-04 23:41 UTCOSV refresh
  19. 2026-08-04 15:06 UTCEPSS rescore
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  1. 2026-07-30 01:28 UTCEPSS rescore
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  6. 2026-07-23 14:16 UTCEPSS rescore
  7. 2026-07-23 01:57 UTCEG score recompute
  8. 2026-07-22 22:43 UTCEG score recompute
  9. 2026-07-22 14:06 UTCEPSS rescore
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  11. 2026-07-21 15:22 UTCEPSS rescore
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  17. 2026-07-18 21:59 UTCOSV refresh
  18. 2026-07-18 10:02 UTCEPSS rescore
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  20. 2026-07-16 17:00 UTCEPSS rescore
  21. 2026-07-15 16:55 UTCEPSS rescore
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  31. 2026-07-09 19:07 UTCEPSS rescore
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  41. 2026-07-02 16:57 UTCEPSS rescore
  42. 2026-07-01 15:03 UTCEPSS rescore
  43. 2026-07-01 04:48 UTCOSV refresh
  44. 2026-06-30 23:20 UTCEPSS rescore
  45. 2026-06-30 23:20 UTCEPSS rescore
  46. 2026-06-29 14:04 UTCEPSS rescore
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  49. 2026-06-27 03:06 UTCEPSS rescore
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  51. 2026-06-25 13:48 UTCEPSS rescore
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  53. 2026-06-24 14:03 UTCEPSS rescore
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  55. 2026-06-23 21:31 UTCEPSS rescore
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  61. 2026-06-21 01:58 UTCEPSS rescore
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  63. 2026-06-19 19:24 UTCEPSS rescore
  64. 2026-06-19 19:24 UTCEPSS rescore
  65. 2026-06-18 17:51 UTCEPSS rescore
  66. 2026-06-18 17:51 UTCEPSS rescore
  67. 2026-06-17 17:51 UTCEPSS rescore
  68. 2026-06-16 17:51 UTCEPSS rescore
  69. 2026-06-15 17:46 UTCEPSS rescore
  70. 2026-06-14 23:15 UTCEPSS rescore
  71. 2026-06-13 22:58 UTCEPSS rescore
  72. 2026-06-13 22:58 UTCEPSS rescore
  73. 2026-06-13 08:13 UTCOSV refresh
  74. 2026-06-12 23:10 UTCEPSS rescore
  75. 2026-06-11 13:58 UTCEPSS rescore

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Frequently asked(5)

What is CVE-2021-2162?
CVE-2021-2162 is a medium vulnerability published on April 22, 2021. Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Audit Plug-in). Supported versions that are affected are 5.7.33 and prior and 8.0.23 and prior. Easily exploitable vulnerability allows low privileged attacker with network access via multiple protocols to compromise…
When was CVE-2021-2162 disclosed?
CVE-2021-2162 was first published in the National Vulnerability Database on April 22, 2021, 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-2021-2162 actively exploited?
CVE-2021-2162 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 1% probability of exploitation in the next 30 days, which ranks it in the top 42.7% of all scored CVEs.
What is the CVSS score of CVE-2021-2162?
CVE-2021-2162 has a CVSS v3 base score of 4.3 (NVD).
How do I remediate CVE-2021-2162?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2021-2162, 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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