CVE-2021-21506 Privilege escalation in PowerScale OneFS

High 8.8 Published 8 Mar 2021 Updated 16 Sep 2024

An unauthenticated attacker can exploit improper input sanitization in the API handler to escalate privileges on Dell PowerScale OneFS systems.

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-2021-21506?

CVE-2021-21506 is a high-severity vulnerability in Dell Emc Powerscale Onefs, published on 8 Mar 2021. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

PowerScale OneFS 8.1.2,8.2.2 and 9.1.0 contains an improper input sanitization issue in its API handler. An un-authtenticated with ISI_PRIV_SYS_SUPPORT and ISI_PRIV_LOGIN_PAPI privileges could potentially exploit this vulnerability, leading to potential privileges escalation.

Weakness: CWE-20

Which versions are affected by CVE-2021-21506?

It affects 1 product.

Products include Dell Emc Powerscale Onefs.

How do I fix CVE-2021-21506?

No fix has been published for CVE-2021-21506 yet. Limit exposure of the affected software until one is available.

Is CVE-2021-21506 being exploited?

There is no known exploitation of CVE-2021-21506 in the wild and no public exploit code.

All Dell Emc Powerscale Onefs vulnerabilities

Sources

Also known as GHSA-3pjr-v8w5-hm42.