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CVE-2021-2000

Vulnerability in the Unified Audit component of Oracle Database Server. Supported versions that are affected are 12.1.0.2, 12.2.0.1, 18c…

Low2.4EPSS 0.77%
Published
Updated
Reserved
Assigned by
oracle

Description

Vulnerability in the Unified Audit component of Oracle Database Server. Supported versions that are affected are 12.1.0.2, 12.2.0.1, 18c and 19c. Easily exploitable vulnerability allows high privileged attacker having SYS Account privilege with network access via Oracle Net to compromise Unified Audit. Successful attacks require human interaction from a person other than the attacker. Successful attacks of this vulnerability can result in unauthorized update, insert or delete access to some of Unified Audit accessible data. CVSS 3.1 Base Score 2.4 (Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:N/I:L/A:N).

Timeline

  1. ID reserved

    By oracle

  2. · 42 days later

    Published

  3. · 4 years later

    Record updated

Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.

Scores

CVSS scores of CVE-2021-2000, by who scored it
Scored byCVSSScoreVector
oracleCNA (assigner)3.1Low2.4CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:N/I:L/A:N
NVDNVD · Modified3.1Low2.4CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:N/I:L/A:N
EPSS (exploitation in 30 days)
0.77% · top 44% of all CVEs (8 Nov 2026)
CISA SSVC
Exploitation: none · Automatable: no · Technical impact: partial
Loading the EPSS history…

The list uses the assigner's score when there is one, then CISA's, then NVD's: Low 2.4.

Weakness

  • Easily exploitable vulnerability allows high privileged attacker having SYS Account privilege with network access via Oracle Net to compromise Unified Audit. Successful attacks require human interaction from a person other than the attacker. Successful attacks of this vulnerability can result in unauthorized update, insert or delete access to some of Unified Audit accessible data.

Affected products

References (1)

Sources

The same CVE in the primary databases and aggregators, to check against.

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Record last updated .