CVE-2017-3642 is a denial-of-service vulnerability affecting the MySQL Server component (specifically the Optimizer subcomponent) in Oracle MySQL versions 5.7.18 and earlier. A high-privileged attacker with network access can easily exploit this vulnerability via multiple protocols to cause a complete denial of service (hang or crash) of the MySQL Server. With a CVSS 3.0 Base Score of 4.9 (Medium), the primary impact is on availability. There is no evidence of active exploitation, publicly available exploit code, or significant community discussion surrounding this vulnerability.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 5.7.18CPE matchmatch criteria | cpe:2.3:a:oracle:mysql:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
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