CVE-2019-2838 Missing authorization in Solaris Operating System

High 7.5 Published 23 Jul 2019 Updated 15 Oct 2024

Unauthenticated attackers can modify or delete critical data on Oracle Solaris via NFS due to missing authorization checks.

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-2019-2838?

CVE-2019-2838 is a high-severity missing authorization vulnerability in Oracle Solaris, published on 23 Jul 2019. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Vulnerability in the Oracle Solaris component of Oracle Sun Systems Products Suite (subcomponent: Kernel). The supported version that is affected is 11.4. Easily exploitable vulnerability allows unauthenticated attacker with network access via NFS to compromise Oracle Solaris. Successful attacks of this vulnerability can result in unauthorized creation, deletion or modification access to critical data or all Oracle Solaris accessible data. CVSS 3.0 Base Score 7.5 (Integrity impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N).

Which versions are affected by CVE-2019-2838?

It affects 1 product.

Products include Oracle Solaris.

How do I fix CVE-2019-2838?

No fix has been published for CVE-2019-2838 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-2019-2838 being exploited?

There is no known exploitation of CVE-2019-2838 in the wild and no public exploit code.

All Oracle Solaris vulnerabilities

Sources

Also known as GHSA-qf2v-6xg3-qrrx.