CVE-2020-2512
CVE-2020-2512 is a medium-severity vulnerability in Oracle Database Server with a CVSS 3.x base score of 5.9. 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 5.9)
- CVSS v2: 4.3
- EPSS exploit prediction: 1% (71st percentile)
- Actively exploited: Not listed in CISA KEV
- Affected product: Oracle Database Server
- Published:
- Last modified:
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 unauthenticated attacker with network access via OracleNet to compromise Database Gateway for ODBC. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of Database Gateway for ODBC. CVSS 3.0 Base Score 5.9 (Availability impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H).
Frequently asked questions
- What is CVE-2020-2512?
- 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 unauthenticated attacker with network access via OracleNet to compromise Database Gateway for ODBC. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of Database Gateway for ODBC. CVSS 3.0 Base Score 5.9 (Availability impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H).
- How severe is CVE-2020-2512?
- CVE-2020-2512 has a CVSS 3.x base score of 5.9, rated medium severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
- Is CVE-2020-2512 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (71st percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2020-2512?
- CVE-2020-2512 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-2020-2512?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2020-2512 published?
- CVE-2020-2512 was published on 2020-01-15 and last updated on 2026-06-17.
References
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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