CVE-2021-21559

Description

Dell EMC NetWorker, versions 18.x, 19.1.x, 19.2.x 19.3.x, 19.4, and 19.4.0.1 contain an Improper Certificate Validation vulnerability in the client (NetWorker Management Console) components which uses SSL encrypted connection in order to communicate with the application server. An unauthenticated attacker in the same network collision domain as the NetWorker Management Console client could potentially exploit this vulnerability to perform man-in-the-middle attacks to intercept and tamper the traffic between the client and the application server.

Category

7.1
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.04%
Vendor Advisory dell.com
Affected: Dell NetWorker
Published at:
Updated at:

References

Frequently Asked Questions

What is the severity of CVE-2021-21559?
CVE-2021-21559 has been scored as a high severity vulnerability.
How to fix CVE-2021-21559?
To fix CVE-2021-21559, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2021-21559 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2021-21559 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2021-21559?
CVE-2021-21559 affects Dell NetWorker.
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