CVE-2023-21834 Missing authorization in Self-Service Human Resources

Medium 4.3 Published 17 Jan 2023 Updated 17 Sep 2024

Low-privileged attackers can modify HR data in Oracle Self-Service Human Resources via HTTP due to missing authorization checks.

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

What is CVE-2023-21834?

CVE-2023-21834 is a medium-severity missing authorization vulnerability in Oracle Corporation Self-Service Human Resources, published on 17 Jan 2023. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

Vulnerability in the Oracle Self-Service Human Resources product of Oracle E-Business Suite (component: Workflow, Approval, Work Force Management). Supported versions that are affected are 12.2.3-12.2.12. Easily exploitable vulnerability allows low privileged attacker with network access via HTTP to compromise Oracle Self-Service Human Resources. Successful attacks of this vulnerability can result in unauthorized update, insert or delete access to some of Oracle Self-Service Human Resources accessible data. CVSS 3.1 Base Score 4.3 (Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N).

Which versions are affected by CVE-2023-21834?

It affects 1 product.

Products include Oracle Self-Service Human Resources.

How do I fix CVE-2023-21834?

No fix has been published for CVE-2023-21834 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-2023-21834 being exploited?

There is no known exploitation of CVE-2023-21834 in the wild and no public exploit code.

Sources

Also known as GHSA-j879-xqxf-6985.