How severe is CVE-2016-5443?

CVE-2016-5443 has a CVSS 3.x base score of 4.7, rated medium severity. It is exploitable over local access with high attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2016-5443 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (34th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2016-5443?

CVE-2016-5443 affects Oracle Mysql. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2016-5443?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2016-5443 published?

CVE-2016-5443 was published on 2016-07-21 and last updated on 2026-06-17.

CVE-2016-5443

CVE-2016-5443 is a medium-severity vulnerability in Oracle Mysql with a CVSS 3.x base score of 4.7. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: Medium (CVSS 3.x base score 4.7)
CVSS v2: 1.2
EPSS exploit prediction: 0% (34th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Oracle Mysql
Published: 2016-07-21
Last modified: 2026-06-17

Description

Unspecified vulnerability in Oracle MySQL 5.7.12 and earlier allows local users to affect availability via vectors related to Server: Connection.

Frequently asked questions

What is CVE-2016-5443?: Unspecified vulnerability in Oracle MySQL 5.7.12 and earlier allows local users to affect availability via vectors related to Server: Connection.
How severe is CVE-2016-5443?: CVE-2016-5443 has a CVSS 3.x base score of 4.7, rated medium severity. It is exploitable over local access with high attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2016-5443 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (34th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2016-5443?: CVE-2016-5443 affects Oracle Mysql. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2016-5443?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2016-5443 published?: CVE-2016-5443 was published on 2016-07-21 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:oracle:mysql:*:*:*:*:*:*:*:*

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Threat intelligence

Threat-intel indicators referencing this CVE:

85.95.166.40 (ipv4-addr)
132.148.155.138 (ipv4-addr)
180.76.184.79 (ipv4-addr)
159.253.22.85 (ipv4-addr)
122.51.73.24 (ipv4-addr)