CVE-2021-21565

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.