Is CVE-2017-10320 in the CISA KEV catalog?

No. CVE-2017-10320 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2017-10320?

CVE-2017-10320 has a CVSS v3 base score of 4.9 (MEDIUM).

What is the EPSS score for CVE-2017-10320?

CVE-2017-10320 has an EPSS score of 1.94% (78th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2017-10320?

Upgrade mysql-5.5 on ubuntu 14.04 to 5.5.58-0ubuntu0.14.04.1 or later. Fixes are available for 5 affected products.

CVE & CISA-KEV Catalog

CVE-2017-10320

MEDIUMEPSS 78th pctl

4.9

CVSS v3

NVD

Description

Vulnerability in the MySQL Server component of Oracle MySQL (subcomponent: Server: InnoDB). Supported versions that are affected are 5.7.19 and earlier. 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 3.0 Base Score 4.9 (Availability impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H).

How to fix

Remediation Available

mysql-5.5Ubuntu

Fixed in:5.5.58-0ubuntu0.14.04.1USN-3459-1

mysql-5.7Ubuntu

Fixed in:5.7.20-0ubuntu0.16.04.1USN-3459-1

mysql-server-5.5Ubuntu

Fixed in:5.5.58-0ubuntu0.14.04.1USN-3459-1

mysql-server-5.7Ubuntu

Fixed in:5.7.20-0ubuntu0.16.04.1USN-3459-1

MariaDBWindows application

Affected:10.2.0 10.2.8Fixed in:10.2.8MariaDB 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 RequiredHigh

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityNone

IntegrityNone

AvailabilityHigh

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

Exploit Intelligence

1.94%probability of exploitation in 30 days

78thpercentile

Elevated risk: more likely to be exploited than 78% of all known CVEs.

References

Patch1

oracle.com

Third-Party Advisory4

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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.