CVE-2024-21242 Denial of service in Oracle Database Server

Low 3.5 Published 15 Oct 2024 Updated 5 Nov 2024

A low-privileged attacker can cause a partial denial of service in the XML Database component via HTTP, requiring user interaction.

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

What is CVE-2024-21242?

CVE-2024-21242 is a low-severity denial of service vulnerability in Oracle Database Server, published on 15 Oct 2024. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.

Official description

Vulnerability in the XML Database component of Oracle Database Server. Supported versions that are affected are 19.3-19.24, 21.3-21.15 and 23.4-23.5. Easily exploitable vulnerability allows low privileged attacker having Create Session privilege with network access via HTTP to compromise XML Database. Successful attacks require human interaction from a person other than the attacker. Successful attacks of this vulnerability can result in unauthorized ability to cause a partial denial of service (partial DOS) of XML Database. CVSS 3.1 Base Score 3.5 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:L).

Which versions are affected by CVE-2024-21242?

It affects 1 product.

Products include Oracle Xml Database.

How do I fix CVE-2024-21242?

No fix has been published for CVE-2024-21242 yet. Limit exposure of the affected software until one is available.

Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.

Is CVE-2024-21242 being exploited?

There is no known exploitation of CVE-2024-21242 in the wild and no public exploit code.

Sources

Also known as GHSA-xmw4-wxv9-hm5g.