How severe is CVE-2023-21909?

CVE-2023-21909 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2023-21909 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (45th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-21909?

CVE-2023-21909 affects Oracle Siebel Crm. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-21909?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2023-21909 published?

CVE-2023-21909 was published on 2023-04-18 and last updated on 2026-06-17.

CVE-2023-21909

CVE-2023-21909 is a medium-severity vulnerability in Oracle Siebel Crm with a CVSS 3.x base score of 6.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
EPSS exploit prediction: 1% (45th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Oracle Siebel Crm
Published: 2023-04-18
Last modified: 2026-06-17

Description

Vulnerability in the Siebel CRM product of Oracle Siebel CRM (component: UI Framework). Supported versions that are affected are 23.3 and prior. Easily exploitable vulnerability allows low privileged attacker with network access via HTTP to compromise Siebel CRM. Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Siebel CRM accessible data. CVSS 3.1 Base Score 6.5 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N).

Frequently asked questions

What is CVE-2023-21909?: Vulnerability in the Siebel CRM product of Oracle Siebel CRM (component: UI Framework). Supported versions that are affected are 23.3 and prior. Easily exploitable vulnerability allows low privileged attacker with network access via HTTP to compromise Siebel CRM. Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Siebel CRM accessible data. CVSS 3.1 Base Score 6.5 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N).
How severe is CVE-2023-21909?: CVE-2023-21909 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2023-21909 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (45th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-21909?: CVE-2023-21909 affects Oracle Siebel Crm. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-21909?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2023-21909 published?: CVE-2023-21909 was published on 2023-04-18 and last updated on 2026-06-17.

References

https://www.oracle.com/security-alerts/cpuapr2023.html

Affected products (1)

cpe:2.3:a:oracle:siebel_crm:*:*:*:*:*:*:*:*

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