CVE-2020-2515: Vulnerability in the Database Gateway for ODBC component of Oracle Database Server. Supported versions that are affected are 11.2.0.4, 12.1.0.2, 12.2....

Description

Vulnerability in the Database Gateway for ODBC 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 low privileged attacker having Create Session privilege with network access via OracleNet to compromise Database Gateway for ODBC. Successful attacks of this vulnerability can result in unauthorized update, insert or delete access to some of Database Gateway for ODBC accessible data as well as unauthorized read access to a subset of Database Gateway for ODBC accessible data and unauthorized ability to cause a partial denial of service (partial DOS) of Database Gateway for ODBC. CVSS 3.0 Base Score 5.0 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:L).

Metrics

CVSS 3.1

5/10

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

EPSS Probability

0.79%

51.6th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
Oracle	Database Server	11.2.0.4
Oracle	Database Server	12.1.0.2
Oracle	Database Server	12.2.0.1
Oracle	Database Server	18c
Oracle	Database Server	19c

References

https://www.oracle.com/security-alerts/cpujan2020.htmlPatch, Vendor Advisory
https://www.oracle.com/security-alerts/cpujan2020.htmlPatch, Vendor Advisory

Timeline

Published: Jan 15, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-2515?

Vulnerability in the Database Gateway for ODBC 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 low privileged attacker having Create Session privilege with network access via OracleNet to compromise Database Gateway for ODBC. Successful attacks of this vulnerability can result in unauthorized update, insert or delete access to some of Database Gateway for ODBC accessible data as well as unauthorized read access to a subset of Database Gateway for ODBC accessible data and unauthorized ability to cause a partial denial of service (partial DOS) of Database Gateway for ODBC. CVSS 3.0 Base Score 5.0 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:L).

How severe is CVE-2020-2515?

CVE-2020-2515 has a CVSS score of 5/10 (MEDIUM severity). The EPSS model estimates a 0.79% probability of exploitation in the next 30 days.

How do I fix CVE-2020-2515?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.