CVE-2022-21640Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Optimizer). Supported versions that are affected are 8.0.30 and prior. Easily exploitable vulnerability allows high privileged attacker with network access via multiple protocols to compromise MySQL Server. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Server. CVSS 3.1 Base Score 4.9 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H).
No public exploit
Nothing published shows this CVE being exploited, which is not the same as ruling it out. nothing published in 3 years.
CVSS E:U
A genuine Java vulnerability in a supported product that the agent cannot reach: a coverage gap, not an out-of-domain finding.
| Decided by | manual classification : Manual classification of this CVE in the legacy dataset |
|---|---|
| Finding | Manual classification marked OUT-OF-SCOPE but CVE matches known CPE products |
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
1 metric
VRT selects the newest version's highest entry and
publishes it as cvssScore, newest rather than largest because scores are not comparable
across versions, and highest rather than first because the first entry is frequently a CNA placeholder
scoring 0.0 over NVD's own analysis.
| Version | Score | Band | Vector | Assigner | Type | |
|---|---|---|---|---|---|---|
| CVSS 3.1 | 4.9 | MEDIUM | CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H |
secalert_us@oracle.com | Secondary | published |
| Advisory | Type | Quarter | Products Oracle named in risk matrix |
|---|---|---|---|
| Oracle Critical Patch Update October 2022 ↗ | CPU | 2022-Q4 | Oracle MySQL / Server: Optimizer (8.0.30 and prior) |
| Family | Component | Oracle's version cell (verbatim) | Indexed as |
|---|---|---|---|
| Oracle MySQL | Server: Optimizer | 8.0.30 and prior |
| Source | Vendor | Product | Scheme | Affected Versions |
|---|---|---|---|---|
| nvd | netapp | oncommand insight | generic | any version |
| nvd | netapp | oncommand workflow automation | generic | any version |
| nvd | oracle | mysql | generic | ≥ 8.0 and ≤ 8.0.30 |
| Published | 2022-10-18 | By the CVE Program. |
|---|---|---|
| NVD record modified | 2026-06-17 | NVD's own last-modified date for this record. |