PT-2021-14613 · Dell · Dell Powerscale Onefs

Published 2021-08-02 · Updated 2026-02-20 · CVE-2021-21565

Positive Technologies (AI Summary)

CVSS v3.1

5.3

Medium

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

Name of the Vulnerable Software and Affected Versions Dell PowerScale OneFS versions 9.1.0.3 and earlier

Description The issue is a denial of service vulnerability. SmartConnect had an error condition that may be triggered to loop, using CPU and potentially preventing other SmartConnect DNS responses.

Recommendations For Dell PowerScale OneFS versions 9.1.0.3 and earlier, update to a version later than 9.1.0.3 to resolve the issue. As a temporary workaround, consider restricting access to SmartConnect to minimize the risk of exploitation.

Fix

DoS

Resource Exhaustion

Weakness Enumeration

CWE-834

CWE-400

Related Identifiers

CVE-2021-21565

Affected Products

Dell Powerscale Onefs

References · 6

• https://nvd.nist.gov/vuln/detail/CVE-2021-21565 · Security Note
• https://dell.com/support/kbdoc/000188148 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2021-21565 · Vendor Advisory
• https://t.me/cvenotify/18519 · Telegram Post
• https://t.me/cibsecurity/26722 · Telegram Post
• https://t.me/cveNotify/152632 · Telegram Post