CVE-2020-2519 Denial of service in WebLogic Server

Medium 4.3 Published 15 Jan 2020 Updated 30 Sep 2024

Unauthenticated attackers can cause partial denial of service on Oracle WebLogic Server via HTTP, requiring user interaction.

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-2020-2519?

CVE-2020-2519 is a medium-severity denial of service vulnerability in Oracle Weblogic Server, published on 15 Jan 2020. 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 WebLogic Server product of Oracle Fusion Middleware (component: Console). Supported versions that are affected are 10.3.6.0.0, 12.1.3.0.0, 12.2.1.3.0 and 12.2.1.4.0. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Oracle WebLogic Server. 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 Oracle WebLogic Server. CVSS 3.0 Base Score 4.3 (Availability impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L).

Which versions are affected by CVE-2020-2519?

It affects 1 product.

Products include Oracle Weblogic Server.

How do I fix CVE-2020-2519?

No fix has been published for CVE-2020-2519 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-2020-2519 being exploited?

There is no known exploitation of CVE-2020-2519 in the wild and no public exploit code.

All Oracle Weblogic Server vulnerabilities

Sources

Also known as GHSA-v4j6-g54m-mcxj.