CVE-2021-21565
First published: Mon Aug 02 2021(Updated: )
Dell PowerScale OneFS versions 9.1.0.3 and earlier contain 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.
Credit: security_alert@emc.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Dell PowerScale OneFS | <=9.1.0.3 |
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Reference Links
Frequently Asked Questions
What is CVE-2021-21565?
CVE-2021-21565 is a vulnerability in Dell PowerScale OneFS versions 9.1.0.3 and earlier that can be exploited to cause a denial of service.
How does CVE-2021-21565 affect Dell PowerScale OneFS?
CVE-2021-21565 affects Dell PowerScale OneFS versions 9.1.0.3 and earlier by causing a denial of service by triggering a loop in SmartConnect.
What is the severity of CVE-2021-21565?
CVE-2021-21565 has a severity score of 5.3 (medium).
How can CVE-2021-21565 be exploited?
CVE-2021-21565 can be exploited by triggering a loop in SmartConnect, which uses CPU and potentially prevents other SmartConnect DNS responses.
Is there a fix for CVE-2021-21565?
Yes, Dell has released a fix for CVE-2021-21565. Please refer to the Dell support page for more information.
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