CVE-2021-2438

CVE-2021-2438 is a medium-severity vulnerability in Oracle Java Virtual Machine with a CVSS 3.x base score of 4.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Description

Vulnerability in the Java VM 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 low privileged attacker having Create Procedure privilege with network access via Oracle Net to compromise Java VM. Successful attacks of this vulnerability can result in unauthorized ability to cause a partial denial of service (partial DOS) of Java VM. CVSS 3.1 Base Score 4.3 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L).

Frequently asked questions

What is CVE-2021-2438?
Vulnerability in the Java VM 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 low privileged attacker having Create Procedure privilege with network access via Oracle Net to compromise Java VM. Successful attacks of this vulnerability can result in unauthorized ability to cause a partial denial of service (partial DOS) of Java VM. CVSS 3.1 Base Score 4.3 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L).
How severe is CVE-2021-2438?
CVE-2021-2438 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability low.
Is CVE-2021-2438 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-2021-2438?
CVE-2021-2438 primarily affects Oracle Java Virtual Machine. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2021-2438?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2021-2438 published?
CVE-2021-2438 was published on 2021-07-21 and last updated on 2026-06-17.

References

Affected products (3)

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