CVE-2020-2664 Missing authorization in Solaris Operating System

Medium 4.6 Published 15 Jan 2020 Updated 30 Sep 2024

A low-privileged attacker with local access can exploit a filesystem flaw in Oracle Solaris to read and modify accessible data.

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

What is CVE-2020-2664?

CVE-2020-2664 is a medium-severity missing authorization vulnerability in Oracle Solaris, published on 15 Jan 2020. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.

Official description

Vulnerability in the Oracle Solaris product of Oracle Systems (component: Filesystem). The supported version that is affected is 11. Easily exploitable vulnerability allows low privileged attacker with logon to the infrastructure where Oracle Solaris executes to compromise Oracle Solaris. Successful attacks require human interaction from a person other than the attacker and while the vulnerability is in Oracle Solaris, attacks may significantly impact additional products. Successful attacks of this vulnerability can result in unauthorized update, insert or delete access to some of Oracle Solaris accessible data as well as unauthorized read access to a subset of Oracle Solaris accessible data. CVSS 3.0 Base Score 4.6 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N).

Which versions are affected by CVE-2020-2664?

It affects 1 product.

Products include Oracle Solaris.

How do I fix CVE-2020-2664?

No fix has been published for CVE-2020-2664 yet. Limit exposure of the affected software until one is available.

Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.

Is CVE-2020-2664 being exploited?

There is no known exploitation of CVE-2020-2664 in the wild and no public exploit code.

All Oracle Solaris vulnerabilities

Sources

Also known as GHSA-fg74-8w8r-954m.