CVE-2022-21363Network attack vector

Component takeover by privileged remote users

Published Jan 19, 2022 · Updated Sep 24, 2024

Improper privilege handling in Oracle MySQL Connector/J 8.0.27 and earlier allows remote authenticated users to take over the connector. Oracle has not disclosed the affected class, method, or incorrect operation on protocol input. Exploitation requires high privileges, network access over the MySQL protocol, no user interaction, and high attack complexity; successful exploitation compromises confidentiality, integrity, and availability.

CVSS severity6.6
Medium
EPSS probability1.32%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Improper privilege handling in Oracle MySQL Connector/J 8.0.27 and earlier allows remote authenticated users to take over the connector. Oracle has not disclosed the affected class, method, or incorrect operation on protocol input. Exploitation requires high privileges, network access over the MySQL protocol, no user interaction, and high attack complexity; successful exploitation compromises confidentiality, integrity, and availability.

The record

CVE
CVE-2022-21363
Published
Jan 19, 2022
Updated
Sep 24, 2024
Vendor
Oracle Corporation
Product
MySQL Connectors
Classifications
CWE-280
Attack vector
network
Privileges
admin

Timeline

How it unfolded

  1. Jan 19, 2022CVE publishedPublication date reported by the CVE source.
  2. Sep 24, 2024Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=8.0.27 and prior

What conditions does exploitation require?

Attack vectornetwork
Required privilegesadmin

What is affected?

Oracle Corporation · MySQL Connectorsversion=8.0.27 and prior

Published CVSS scores

6.6Oracle CorporationCVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

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No observations available

Sep 9, 2026Sep 15, 2026
Latest reporting daySep 15, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesadmin
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-280Improper Handling of Insufficient Permissions or Privileges

Public exploit references

No public exploit references are available in this record.

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Technologies

Your stack

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Your stack

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