Important

VMSA-2021-0001
7.2
2021-02-11
2021-02-11 (Initial Advisory)
CVE-2021-21976
vSphere Replication updates address a command injection vulnerability (CVE-2021-21976)

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1. Impacted Products
  • vSphere Replication
2. Introduction

A command injection vulnerability in vSphere Replication was privately reported to VMware . Updates are available to address this vulnerability in the affected product.

3. Authenticated Command Injection Vulnerability in vSphere Replication(CVE-2021-21976)

Description

vSphere Replication contains a post-authentication command injection vulnerability in "Startup Configuration" page. VMware has evaluated this issue to be 'Important' severity with a maximum CVSSv3 base score of 7.2.

Known Attack Vectors

A malicious actor with administrative access in vSphere Replication can execute shell commands on the underlying system. Successful exploitation of this issue may allow authenticated admin user to perform a remote code execution.  

Resolution

To remediate CVE-2021-21976, apply the patches listed in the 'Fixed Version' column of the 'Resolution Matrix' found below.

Workarounds

None.

Additional Documentation

None.

Notes

None.

Acknowledgements

VMware would like to thank Egor Dimitrenko from Positive Technologies for reporting this issue to us.

Response Matrix

Product Version Running On CVE Identifier CVSSv3 Severity Fixed Version Workarounds Additional Documentation
vSphere Replication
8.3.x
Any
CVE-2021-21976
important
8.3.1.2
None
None
vSphere Replication
8.2.x
Any
CVE-2021-21976
important
8.2.1.1
None
None
vSphere Replication
8.1.x
Any
CVE-2021-21976
important
8.1.2.3
None
None
vSphere Replication
6.5.x
Any
CVE-2021-21976
important
6.5.1.5
None
None
4. References
5. Change Log

2021-02-11 VMSA-2021-0001
Initial security advisory.

6. Contact

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fulldisclosure@seclists.org 

 

E-mail: security@vmware.com

PGP key at:

https://kb.vmware.com/kb/1055 

 

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