CVE-2023-21862 XML external entity in Web Services Manager

High 8.1 Published 17 Jan 2023 Updated 17 Sep 2024

An unauthenticated attacker can exploit an XML External Entity vulnerability to read or modify critical data in Oracle Web Services Manager.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: A user has to click or open something
Fix: None listed

What is CVE-2023-21862?

CVE-2023-21862 is a high-severity vulnerability in Oracle Corporation Web Services Manager, published on 17 Jan 2023. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

Vulnerability in the Oracle Web Services Manager product of Oracle Fusion Middleware (component: XML Security component). The supported version that is affected is 12.2.1.4.0. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Oracle Web Services Manager. Successful attacks require human interaction from a person other than the attacker. Successful attacks of this vulnerability can result in unauthorized creation, deletion or modification access to critical data or all Oracle Web Services Manager accessible data as well as unauthorized access to critical data or complete access to all Oracle Web Services Manager accessible data. CVSS 3.1 Base Score 8.1 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N).

Weakness: CWE-611

Which versions are affected by CVE-2023-21862?

It affects 1 product.

Products include Oracle Web Services Manager.

How do I fix CVE-2023-21862?

No fix has been published for CVE-2023-21862 yet. Limit exposure of the affected software until one is available.

Is CVE-2023-21862 being exploited?

There is no known exploitation of CVE-2023-21862 in the wild and no public exploit code.

Sources

Also known as GHSA-9v45-q2j7-r89w.