How severe is CVE-2022-21603?

CVE-2022-21603 has a CVSS 3.x base score of 7.2, rated high severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2022-21603 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (53rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-21603?

CVE-2022-21603 primarily affects Oracle Database - Sharding. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2022-21603?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2022-21603 published?

CVE-2022-21603 was published on 2022-10-18 and last updated on 2026-06-17.

CVE-2022-21603

CVE-2022-21603 is a high-severity vulnerability in Oracle Database - Sharding with a CVSS 3.x base score of 7.2. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: High (CVSS 3.x base score 7.2)
EPSS exploit prediction: 1% (53rd percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Oracle Database - Sharding
Published: 2022-10-18
Last modified: 2026-06-17

Description

Vulnerability in the Oracle Database - Sharding component of Oracle Database Server. Supported versions that are affected are 19c and 21c. Easily exploitable vulnerability allows high privileged attacker having Local Logon privilege with network access via Local Logon to compromise Oracle Database - Sharding. Successful attacks of this vulnerability can result in takeover of Oracle Database - Sharding. CVSS 3.1 Base Score 7.2 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H).

Frequently asked questions

What is CVE-2022-21603?: Vulnerability in the Oracle Database - Sharding component of Oracle Database Server. Supported versions that are affected are 19c and 21c. Easily exploitable vulnerability allows high privileged attacker having Local Logon privilege with network access via Local Logon to compromise Oracle Database - Sharding. Successful attacks of this vulnerability can result in takeover of Oracle Database - Sharding. CVSS 3.1 Base Score 7.2 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H).
How severe is CVE-2022-21603?: CVE-2022-21603 has a CVSS 3.x base score of 7.2, rated high severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2022-21603 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (53rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-21603?: CVE-2022-21603 primarily affects Oracle Database - Sharding. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2022-21603?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2022-21603 published?: CVE-2022-21603 was published on 2022-10-18 and last updated on 2026-06-17.

References

https://www.oracle.com/security-alerts/cpuoct2022.html

Affected products (2)

cpe:2.3:a:oracle:database_-_sharding:19c:*:*:*:*:*:*:*
cpe:2.3:a:oracle:database_-_sharding:21c:*:*:*:*:*:*:*