CVE-2021-2045 Denial of service in Text

Low 3.1 Published 20 Jan 2021 Updated 26 Sep 2024

A low-privileged attacker can cause a partial denial of service in Oracle Text via network access, requiring a patch to mitigate.

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-2021-2045?

CVE-2021-2045 is a low-severity denial of service vulnerability in Oracle Corporation Text, published on 20 Jan 2021. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

Vulnerability in the Oracle Text component of Oracle Database Server. Supported versions that are affected are 12.1.0.2, 12.2.0.1, 18c and 19c. Difficult to exploit vulnerability allows low privileged attacker having Create Session privilege with network access via Oracle Net to compromise Oracle Text. Successful attacks of this vulnerability can result in unauthorized ability to cause a partial denial of service (partial DOS) of Oracle Text. CVSS 3.1 Base Score 3.1 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:L).

Which versions are affected by CVE-2021-2045?

It affects 1 product.

Products include Oracle Text.

How do I fix CVE-2021-2045?

No fix has been published for CVE-2021-2045 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-2021-2045 being exploited?

There is no known exploitation of CVE-2021-2045 in the wild and no public exploit code.

Sources

Also known as GHSA-2w4h-pg4c-ww4f.