CVE-2021-2477 Denial of service in Applications Framework

Medium 5.3 Published 20 Oct 2021 Updated 25 Sep 2024

Unauthenticated attackers can cause a partial denial of service in Oracle E-Business Suite via HTTP requests.

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-2021-2477?

CVE-2021-2477 is a medium-severity denial of service vulnerability in Oracle Corporation Applications Framework, published on 20 Oct 2021. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Vulnerability in the Oracle Applications Framework product of Oracle E-Business Suite (component: Session Management). Supported versions that are affected are 12.1.3 and 12.2.3-12.2.10. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Oracle Applications Framework. Successful attacks of this vulnerability can result in unauthorized ability to cause a partial denial of service (partial DOS) of Oracle Applications Framework. CVSS 3.1 Base Score 5.3 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L).

Which versions are affected by CVE-2021-2477?

It affects 1 product.

Products include Oracle Applications Framework.

How do I fix CVE-2021-2477?

No fix has been published for CVE-2021-2477 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-2021-2477 being exploited?

There is no known exploitation of CVE-2021-2477 in the wild and no public exploit code.

Sources

Also known as GHSA-v662-cr8f-hg7r.