CVE-2021-2333

CVE-2021-2333 is a medium-severity vulnerability in Oracle Xml Database with a CVSS 3.x base score of 4.9. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Description

Vulnerability in the Oracle XML DB component of Oracle Database Server. Supported versions that are affected are 12.1.0.2, 12.2.0.1 and 19c. Easily exploitable vulnerability allows high privileged attacker having Alter User privilege with network access via Oracle Net to compromise Oracle XML DB. Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Oracle XML DB accessible data. CVSS 3.1 Base Score 4.9 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N).

Frequently asked questions

What is CVE-2021-2333?
Vulnerability in the Oracle XML DB component of Oracle Database Server. Supported versions that are affected are 12.1.0.2, 12.2.0.1 and 19c. Easily exploitable vulnerability allows high privileged attacker having Alter User privilege with network access via Oracle Net to compromise Oracle XML DB. Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Oracle XML DB accessible data. CVSS 3.1 Base Score 4.9 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N).
How severe is CVE-2021-2333?
CVE-2021-2333 has a CVSS 3.x base score of 4.9, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2021-2333 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (55th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-2333?
CVE-2021-2333 primarily affects Oracle Xml Database. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2021-2333?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2021-2333 published?
CVE-2021-2333 was published on 2021-07-21 and last updated on 2026-06-17.

References

Affected products (3)

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