VULNERABILITY INTELLIGENCE
CVE-2021-36305
CVSS score6.5 MEDIUM
EPSS probability0.83%
CISA KEVNot currently listed
Published2021-11-12
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Description
Dell PowerScale OneFS contains an Unsynchronized Access to Shared Data in a Multithreaded Context in SMB CA handling. An authenticated user of SMB on a cluster with CA could potentially exploit this vulnerability, leading to a denial of service over SMB.
Weakness classification
- nvd@nist.gov: CWE-662
Primary references
- security_alert@emc.com — Vendor Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Vendor Advisory