What is CVE-2021-21550?

CVE-2021-21550 is a medium-severity vulnerability in Dell EMC Powerscale Onefs, classified under OS Command Injection. CVSS score: 6.0/10. Published 2021-05-06.

How severe is CVE-2021-21550?

Medium severity. CVSS v3 base score is 6.0 out of 10.

RCE in Dell EMC Powerscale Onefs

CVE-2021-21550

Dell EMC PowerScale OneFS 8.1.0-9.1.0 contain an improper neutralization of special elements used in an OS command vulnerability. This vulnerability can allow an authenticated user with ISI_PRIV_LOGIN_SSH or ISI_PRIV_LOGIN_CONSOLE privileges to escalate privileges.

Vulnerability class: Command Injection (OS Command Injection)

EPSS: 0.003 (19.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.0 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:H.

Affected products

Dell Emc_powerscale_onefs — versions 8.1.1, 8.1.2, 8.2.1
Dell Powerscale Onefs — versions unspecified

Weakness classification (CWE)

CWE-78 — OS Command Injection

References

security_alert@emc.com (x_refsource_MISC, Vendor Advisory)

Frequently asked questions

What is CVE-2021-21550?: CVE-2021-21550 is a medium-severity vulnerability in Dell EMC Powerscale Onefs, classified under OS Command Injection. CVSS score: 6.0/10. Published 2021-05-06.
How severe is CVE-2021-21550?: Medium severity. CVSS v3 base score is 6.0 out of 10.