CVE-2021-36311 Missing authorization in NetWorker

What is CVE-2021-36311?

CVE-2021-36311 is a medium-severity missing authorization vulnerability in Dell NetWorker, published on 23 Nov 2021. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

Dell EMC Networker versions prior to 19.5 contain an Improper Authorization vulnerability. Any local malicious user with networker user privileges may exploit this vulnerability to upload malicious file to unauthorized locations and execute it.

Weakness: CWE-285

Which versions are affected by CVE-2021-36311?

It affects 1 product.

Products include Dell Emc Networker.

How do I fix CVE-2021-36311?

No fix has been published for CVE-2021-36311 yet. Limit exposure of the affected software until one is available.

Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.

Is CVE-2021-36311 being exploited?

There is no known exploitation of CVE-2021-36311 in the wild and no public exploit code.

Other vulnerabilities in Dell NetWorker

• CVE-2017-8023 EMC Networker Remote Code Execution Vulnerability Critical 9.8
• CVE-2018-11050 Information disclosure in Networker High 8.8
• CVE-2021-21558 Information disclosure in NetWorker High 8.2
• CVE-2021-21546 Information disclosure in NetWorker High 7.8
• CVE-2023-24567 Information disclosure in Dell NetWorker, NVE High 7.5

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-jpf7-fxp6-98pf.