CVE-2021-2198

CVE-2021-2198 is a high-severity vulnerability in Oracle Knowledge Management with a CVSS 3.x base score of 8.2. Its EPSS exploit-prediction score of 80% places it in the 100th percentile, indicating an elevated likelihood of exploitation.

Key facts

Description

Vulnerability in the Oracle Knowledge Management product of Oracle E-Business Suite (component: Setup, Admin). Supported versions that are affected are 12.1.1-12.1.3 and 12.2.3-12.2.10. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Oracle Knowledge Management. Successful attacks require human interaction from a person other than the attacker and while the vulnerability is in Oracle Knowledge Management, attacks may significantly impact additional products. Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Oracle Knowledge Management accessible data as well as unauthorized update, insert or delete access to some of Oracle Knowledge Management accessible data. CVSS 3.1 Base Score 8.2 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:L/A:N).

Frequently asked questions

What is CVE-2021-2198?
Vulnerability in the Oracle Knowledge Management product of Oracle E-Business Suite (component: Setup, Admin). Supported versions that are affected are 12.1.1-12.1.3 and 12.2.3-12.2.10. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Oracle Knowledge Management. Successful attacks require human interaction from a person other than the attacker and while the vulnerability is in Oracle Knowledge Management, attacks may significantly impact additional products. Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Oracle Knowledge Management accessible data as well as unauthorized update, insert or delete access to some of Oracle Knowledge Management accessible data. CVSS 3.1 Base Score 8.2 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:L/A:N).
How severe is CVE-2021-2198?
CVE-2021-2198 has a CVSS 3.x base score of 8.2, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity low, and availability none.
Is CVE-2021-2198 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 80% (100th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-2198?
CVE-2021-2198 affects Oracle Knowledge Management. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-2198?
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-2021-2198 published?
CVE-2021-2198 was published on 2021-04-22 and last updated on 2026-06-17.

References

Affected products (1)

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