CVE & CISA-KEV Catalog

CVE-2017-3238

MEDIUMEPSS 91th pctl
6.5
CVSS v3
NVD

Description

Vulnerability in the MySQL Server component of Oracle MySQL (subcomponent: Server: Optimizer). Supported versions that are affected are 5.5.53 and earlier, 5.6.34 and earlier and 5.7.16 and earlier. 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 ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Server. CVSS v3.0 Base Score 6.5 (Availability impacts).

How to fix

Remediation Available
mysql-5.5Ubuntu
Fixed in:5.5.54-0ubuntu0.14.04.1USN-3174-1
mysql-5.7Ubuntu
Fixed in:5.7.17-0ubuntu0.16.04.1USN-3174-1
mysql-server-5.5Ubuntu
Fixed in:5.5.54-0ubuntu0.14.04.1USN-3174-1
mysql-server-5.7Ubuntu
Fixed in:5.7.17-0ubuntu0.16.04.1USN-3174-1
MariaDBWindows application
Affected:10.1.0 10.1.21Fixed in:10.1.21MariaDB Corporation Ab
Affected:10.0.0 10.0.29Fixed in:10.0.29MariaDB Corporation Ab
Affected:5.5.0 5.5.54Fixed in:5.5.54MariaDB Corporation Ab

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork
Attack ComplexityLow
Privileges RequiredLow
User InteractionNone
ScopeUnchanged

Impact

ConfidentialityNone
IntegrityNone
AvailabilityHigh

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Exploit Intelligence

4.79%probability of exploitation in 30 days
91stpercentile

High risk: more likely to be exploited than 91% of all known CVEs.

References

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-05-13.