CVE-2021-43589 Command injection in Unity

What is CVE-2021-43589?

CVE-2021-43589 is a medium-severity command injection vulnerability in Dell Unity, published on 24 Jan 2022. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

Dell EMC Unity, Dell EMC UnityVSA and Dell EMC Unity XT versions prior to 5.1.2.0.5.007 contain an operating system (OS) command injection Vulnerability. A locally authenticated user with high privileges may potentially exploit this vulnerability, leading to the execution of arbitrary OS commands on the Unity underlying OS, with the privileges of the vulnerable application. Exploitation may lead to an elevation of privilege.

Weakness: CWE-78, CWE-77

Which versions are affected by CVE-2021-43589?

It affects 3 products.

Products include Dell Emc Unity Operating Environment, Dell Emc Unity Xt Operating Environment, Dell Emc Unityvsa Operating Environment.

How do I fix CVE-2021-43589?

No fix has been published for CVE-2021-43589 yet. Limit exposure of the affected software until one is available.

Upgrade, and pass arguments to programs as a list instead of through a shell. More about Command injection.

Is CVE-2021-43589 being exploited?

There is no known exploitation of CVE-2021-43589 in the wild and no public exploit code.

Other vulnerabilities in Dell Unity

• CVE-2021-36294 Auth bypass in VNX Control Station Critical 9.8
• CVE-2021-36288 Path traversal in VNX2 High 8.6
• CVE-2021-36289 Information disclosure in VNX Control Station High 7.8
• CVE-2019-3741 Information disclosure in Unity High 7.8
• CVE-2018-11064 Privilege escalation in Dell EMC Unity High 7.8

Sources

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

Also known as GHSA-cwww-vcw4-xq3m.