CVE-2021-36305
Last modified
CVE-2021-36305 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. 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.. EPSS estimates a 0.80% chance of exploitation in the next 30 days.
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.
Metrics
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Dell | Emc Powerscale Onefs | 8.2.0 |
| Dell | Emc Powerscale Onefs | 8.2.1 |
| Dell | Emc Powerscale Onefs | 8.2.2 |
| Dell | Emc Powerscale Onefs | 9.0.0.0 |
| Dell | Emc Powerscale Onefs | 9.1.0.0 |
| Dell | Emc Powerscale Onefs | 9.1.1.0 |
| Dell | Emc Powerscale Onefs | 9.2.0.0 |
| Dell | Emc Powerscale Onefs | 9.2.1.0 |
References
- https://www.dell.com/support/kbdoc/000192046Vendor Advisory
- https://www.dell.com/support/kbdoc/000192046Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
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How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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