CVE-2023-21983

CVE-2023-21983 is a medium-severity vulnerability in Oracle Application Express with a CVSS 3.x base score of 5.6. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Description

Vulnerability in the Application Express Administration product of Oracle Application Express (component: None). Supported versions that are affected are Application Express Administration: 18.2-22.2. Difficult to exploit vulnerability allows unauthenticated attacker with network access via HTTP to compromise Application Express Administration. Successful attacks of this vulnerability can result in unauthorized update, insert or delete access to some of Application Express Administration accessible data as well as unauthorized read access to a subset of Application Express Administration accessible data and unauthorized ability to cause a partial denial of service (partial DOS) of Application Express Administration. CVSS 3.1 Base Score 5.6 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L).

Frequently asked questions

What is CVE-2023-21983?
Vulnerability in the Application Express Administration product of Oracle Application Express (component: None). Supported versions that are affected are Application Express Administration: 18.2-22.2. Difficult to exploit vulnerability allows unauthenticated attacker with network access via HTTP to compromise Application Express Administration. Successful attacks of this vulnerability can result in unauthorized update, insert or delete access to some of Application Express Administration accessible data as well as unauthorized read access to a subset of Application Express Administration accessible data and unauthorized ability to cause a partial denial of service (partial DOS) of Application Express Administration. CVSS 3.1 Base Score 5.6 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L).
How severe is CVE-2023-21983?
CVE-2023-21983 has a CVSS 3.x base score of 5.6, rated medium severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.
Is CVE-2023-21983 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (24th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-21983?
CVE-2023-21983 affects Oracle Application Express. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-21983?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2023-21983 published?
CVE-2023-21983 was published on 2023-07-18 and last updated on 2026-06-17.

References

Affected products (1)

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