CVE-2023-21856 Missing authorization in iSetup

High 7.5 Published 17 Jan 2023 Updated 17 Sep 2024

Unauthenticated attackers can modify or delete critical data in Oracle iSetup due to missing authorization checks.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2023-21856?

CVE-2023-21856 is a high-severity missing authorization vulnerability in Oracle Corporation iSetup, published on 17 Jan 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Vulnerability in the Oracle iSetup product of Oracle E-Business Suite (component: General Ledger Update Transform, Reports). Supported versions that are affected are 12.2.3-12.2.12. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Oracle iSetup. Successful attacks of this vulnerability can result in unauthorized creation, deletion or modification access to critical data or all Oracle iSetup accessible data. CVSS 3.1 Base Score 7.5 (Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N).

Weakness: CWE-306

Which versions are affected by CVE-2023-21856?

It affects 1 product.

Products include Oracle Isetup.

How do I fix CVE-2023-21856?

No fix has been published for CVE-2023-21856 yet. Limit exposure of the affected software until one is available.

Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.

Is CVE-2023-21856 being exploited?

There is no known exploitation of CVE-2023-21856 in the wild and no public exploit code.

Sources

Also known as GHSA-462r-849p-cx7c.