How severe is CVE-2017-3523?

CVE-2017-3523 has a CVSS 3.x base score of 8.5, rated high severity. It is exploitable over network with high attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2017-3523 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (85th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2017-3523?

CVE-2017-3523 affects Oracle Connector/j. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2017-3523?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2017-3523 published?

CVE-2017-3523 was published on 2017-04-24 and last updated on 2026-06-17.

CVE-2017-3523

CVE-2017-3523 is a high-severity vulnerability in Oracle Connector/j with a CVSS 3.x base score of 8.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: High (CVSS 3.x base score 8.5)
CVSS v2: 6.0
EPSS exploit prediction: 3% (85th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Oracle Connector/j
Published: 2017-04-24
Last modified: 2026-06-17

Description

Vulnerability in the MySQL Connectors component of Oracle MySQL (subcomponent: Connector/J). Supported versions that are affected are 5.1.40 and earlier. Difficult to exploit vulnerability allows low privileged attacker with network access via multiple protocols to compromise MySQL Connectors. While the vulnerability is in MySQL Connectors, attacks may significantly impact additional products. Successful attacks of this vulnerability can result in takeover of MySQL Connectors. CVSS 3.0 Base Score 8.5 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H).

Frequently asked questions

What is CVE-2017-3523?: Vulnerability in the MySQL Connectors component of Oracle MySQL (subcomponent: Connector/J). Supported versions that are affected are 5.1.40 and earlier. Difficult to exploit vulnerability allows low privileged attacker with network access via multiple protocols to compromise MySQL Connectors. While the vulnerability is in MySQL Connectors, attacks may significantly impact additional products. Successful attacks of this vulnerability can result in takeover of MySQL Connectors. CVSS 3.0 Base Score 8.5 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H).
How severe is CVE-2017-3523?: CVE-2017-3523 has a CVSS 3.x base score of 8.5, rated high severity. It is exploitable over network with high attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2017-3523 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (85th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2017-3523?: CVE-2017-3523 affects Oracle Connector/j. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2017-3523?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2017-3523 published?: CVE-2017-3523 was published on 2017-04-24 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:oracle:connector\/j:*:*:*:*:*:*:*:*

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