How severe is CVE-2020-2737?

CVE-2020-2737 has a CVSS 3.x base score of 6.4, rated medium severity. It is exploitable over network with high attack complexity, requires high privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2020-2737 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (60th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-2737?

CVE-2020-2737 primarily affects Oracle Database Server. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2020-2737?

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

When was CVE-2020-2737 published?

CVE-2020-2737 was published on 2020-04-15 and last updated on 2026-06-17.

CVE-2020-2737

CVE-2020-2737 is a medium-severity vulnerability in Oracle Database Server with a CVSS 3.x base score of 6.4. 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 6.4)
CVSS v2: 4.6
EPSS exploit prediction: 1% (60th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Oracle Database Server
Published: 2020-04-15
Last modified: 2026-06-17

Description

Vulnerability in the Core RDBMS component of Oracle Database Server. Supported versions that are affected are 11.2.0.4, 12.1.0.2, 12.2.0.1, 18c and 19c. Difficult to exploit vulnerability allows high privileged attacker having Create Session, Execute Catalog Role privilege with network access via Oracle Net to compromise Core RDBMS. Successful attacks require human interaction from a person other than the attacker. Successful attacks of this vulnerability can result in takeover of Core RDBMS. CVSS 3.0 Base Score 6.4 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:H/UI:R/S:U/C:H/I:H/A:H).

Frequently asked questions

What is CVE-2020-2737?: Vulnerability in the Core RDBMS component of Oracle Database Server. Supported versions that are affected are 11.2.0.4, 12.1.0.2, 12.2.0.1, 18c and 19c. Difficult to exploit vulnerability allows high privileged attacker having Create Session, Execute Catalog Role privilege with network access via Oracle Net to compromise Core RDBMS. Successful attacks require human interaction from a person other than the attacker. Successful attacks of this vulnerability can result in takeover of Core RDBMS. CVSS 3.0 Base Score 6.4 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:H/UI:R/S:U/C:H/I:H/A:H).
How severe is CVE-2020-2737?: CVE-2020-2737 has a CVSS 3.x base score of 6.4, rated medium severity. It is exploitable over network with high attack complexity, requires high privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2020-2737 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (60th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-2737?: CVE-2020-2737 primarily affects Oracle Database Server. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2020-2737?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2020-2737 published?: CVE-2020-2737 was published on 2020-04-15 and last updated on 2026-06-17.

References

https://www.oracle.com/security-alerts/cpuapr2020.html

Affected products (5)

cpe:2.3:a:oracle:database_server:11.2.0.4:*:*:*:*:*:*:*
cpe:2.3:a:oracle:database_server:12.1.0.2:*:*:*:*:*:*:*
cpe:2.3:a:oracle:database_server:12.2.0.1:*:*:*:*:*:*:*
cpe:2.3:a:oracle:database_server:18c:*:*:*:*:*:*:*
cpe:2.3:a:oracle:database_server:19c:*:*:*:*:*:*:*

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