What is CVE-2017-3320?

CVE-2017-3320 is a low-severity vulnerability in Oracle MySQL. CVSS score: 2.4/10. Published 2017-01-27.

How severe is CVE-2017-3320?

Low severity. CVSS v3 base score is 2.4 out of 10.

Vulnerability in Oracle MySQL

CVE-2017-3320

Vulnerability in the MySQL Server component of Oracle MySQL (subcomponent: Server: Security: Encryption). Supported versions that are affected are 5.7.16 and earlier. Easily exploitable vulnerability allows high privileged attacker with network access via multiple protocols to compromise MySQL Server. Successful attacks require human interaction from a person other than the attacker. Successful attacks of this vulnerability can result in unauthorized read access to a subset of MySQL Server accessible data. CVSS v3.0 Base Score 2.4 (Confidentiality impacts).

Published 2017-01-27 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 2.4 (Low). Vector: CVSS:3.0/AV:N/AC:L/PR:H/UI:R/S:U/C:L/I:N/A:N.

EPSS exploit prediction

EPSS: 0.009 (58.4th percentile), scored 2026-10-01.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 58th percentile — 58.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.008 · newest: 0.009 · change: +0.001

Affected products

Oracle MySQL
Oracle MySQL Server — versions 5.7.16 and earlier

References

www.securityfocus.com/bid/95470 (vdb-entry)
security.gentoo.org/glsa/201702-17 (vendor-advisory)
www.securitytracker.com/id/1037640 (vdb-entry)
access.redhat.com/errata/RHSA-2017:2886 (vendor-advisory)
www.oracle.com/technetwork/security-advisory/cpujan2017-2881727.html (Patch, Vendor Advisory)

Frequently asked questions

What is CVE-2017-3320?: CVE-2017-3320 is a low-severity vulnerability in Oracle MySQL. CVSS score: 2.4/10. Published 2017-01-27.
How severe is CVE-2017-3320?: Low severity. CVSS v3 base score is 2.4 out of 10.