CVE-2017-3621 Denial of service in Sun ZFS Storage Appliance Kit (AK) Software

High 7.5 Published 24 Apr 2017 Updated 4 Oct 2024

Unauthenticated attackers can cause a complete denial of service on Sun ZFS Storage Appliance Kit via network access.

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-2017-3621?

CVE-2017-3621 is a high-severity denial of service vulnerability in Oracle Corporation Sun ZFS Storage Appliance Kit (AK) Software, published on 24 Apr 2017. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Vulnerability in the Sun ZFS Storage Appliance Kit (AK) component of Oracle Sun Systems Products Suite (subcomponent: IPC Frameworks). The supported version that is affected is AK 2013. Easily "exploitable" vulnerability allows unauthenticated attacker with network access via multiple protocols to compromise Sun ZFS Storage Appliance Kit (AK). Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of Sun ZFS Storage Appliance Kit (AK). CVSS 3.0 Base Score 7.5 (Availability impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H).

Which versions are affected by CVE-2017-3621?

It affects 1 product.

Products include Oracle Sun Zfs Storage Appliance Kit.

How do I fix CVE-2017-3621?

No fix has been published for CVE-2017-3621 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-2017-3621 being exploited?

There is no known exploitation of CVE-2017-3621 in the wild and no public exploit code.

Sources

Also known as GHSA-q5x7-3hhh-4gg3.