How severe is CVE-2021-2433?

CVE-2021-2433 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2021-2433 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (76th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-2433?

CVE-2021-2433 primarily affects Oracle Essbase Analytic Provider Services. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2021-2433?

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-2021-2433 published?

CVE-2021-2433 was published on 2021-07-21 and last updated on 2026-06-17.

CVE-2021-2433

CVE-2021-2433 is a high-severity vulnerability in Oracle Essbase Analytic Provider Services with a CVSS 3.x base score of 7.5. 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 7.5)
CVSS v2: 5.0
EPSS exploit prediction: 2% (76th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Oracle Essbase Analytic Provider Services
Published: 2021-07-21
Last modified: 2026-06-17

Description

Vulnerability in the Essbase Analytic Provider Services product of Oracle Essbase (component: Web Services). Supported versions that are affected are 11.1.2.4 and 21.2. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Essbase Analytic Provider Services. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of Essbase Analytic Provider Services. CVSS 3.1 Base Score 7.5 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H).

Frequently asked questions

What is CVE-2021-2433?: Vulnerability in the Essbase Analytic Provider Services product of Oracle Essbase (component: Web Services). Supported versions that are affected are 11.1.2.4 and 21.2. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Essbase Analytic Provider Services. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of Essbase Analytic Provider Services. CVSS 3.1 Base Score 7.5 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H).
How severe is CVE-2021-2433?: CVE-2021-2433 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2021-2433 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (76th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-2433?: CVE-2021-2433 primarily affects Oracle Essbase Analytic Provider Services. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2021-2433?: 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-2021-2433 published?: CVE-2021-2433 was published on 2021-07-21 and last updated on 2026-06-17.

References

https://www.oracle.com/security-alerts/cpujul2021.html

Affected products (2)

cpe:2.3:a:oracle:essbase_analytic_provider_services:11.1.2.4:*:*:*:*:*:*:*
cpe:2.3:a:oracle:essbase_analytic_provider_services:21.2:*:*:*:*:*:*:*

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