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CVE-2020-2512 Oracle Database Server

Affected softwareOracle Database Server
Affected versions11.2.0.4, 12.1.0.2, 12.2.0.1, 18c, 19c
Severity5.9 Medium CVSS 3.1 3 scores
Fixed inOracle Critical Patch Update January 2020
Published15 Jan 2020
Updated17 Jun 2026

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).

Exploitation status

No public exploit

No exploit has been reported in the sources we check. Published 6 years ago.
  • CISA KEV not listed
  • VulnCheck KEV not listed
  • CISA Vulnrichment exploitation: none
  • Indexed PoC none indexed
  • EPSS 1.5% chance in 30 days

Waratek protection

Outside Waratek scope

A Java vulnerability, but not one Waratek protects. It affects only Java on a user's desktop (applets, Web Start, JavaFX, the installer), sits in a product the Waratek agent can't be installed into, or is in a package we don't expect in business applications. The decision below says which.

  • Protection none
  • Action not pursued none
  • Review human Researcher
  • Record active
Decided by Manual classification of this CVE in the legacy dataset
Finding A manual classification set this CVE's status to Outside Waratek scope, but the CVE names a tracked product.

CVSS

5.9 MEDIUM v3.1 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H 3 metrics

We show the highest score from the newest CVSS version. Scores from different versions can't be compared, and the first score listed is sometimes a 0.0 placeholder.

VersionScoreBandVectorAssignerType
CVSS 3.1 5.9 MEDIUM CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H NVD Primary published
CVSS 3.0 5.9 MEDIUM CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H secalert_us@oracle.com Secondary
CVSS 2.0 4.3 none AV:N/AC:M/Au:N/C:N/I:N/A:P NVD Primary

Affected software and releases

Oracle advisories

AdvisoryTypeQuarterProducts Oracle names in its risk matrix
Oracle Critical Patch Update January 2020 ↗ CPU 2020-Q1 Oracle Database Server / Database Gateway for ODBC (11.2.0.4, 12.1.0.2, 12.2.0.1, 18c, 19c)

Oracle components and versions

FamilyComponentVersions, as Oracle lists themRead as
Oracle Database Server Database Gateway for ODBC 11.2.0.4, 12.1.0.2, 12.2.0.1, 18c, 19c 11.2.0.4 · 12.1.0.2 · 12.2.0.1 · 18 · 19

Products and versions

1 product, 5 version entries
SourceVendorProductSchemeAffected versions
nvd oracle database server generic 11.2.0.4 · 12.1.0.2 · 12.2.0.1 · 18c · 19c

Earlier manual review

A reviewer classified this CVE in an older dataset. We kept the labels and products below, but not the reviewer's reasoning.

## Manual Classification Context **Labels:** NO AUTH REMOTE EXPLOIT, ORACLENET **Products:** DATABASE GATEWAY FOR ODBC, ORACLE DATABASE SERVER

References

URLTags
https://www.oracle.com/security-alerts/cpujan2020.html Patch, Vendor Advisory

Timeline
Published2020-01-15By the CVE Program.
NVD record modified2026-06-17NVD's own last-modified date for this record.