===================================================================                               CERT-Renater

                    Note d'Information No. 2023/VULN092

_____________________________________________________________________

DATE                : 23/02/2023

HARDWARE PLATFORM(S): /

OPERATING SYSTEM(S):Systems running VMware Carbon Black App Control 
                    versions prior to 8.9.4, 8.8.6, 8.7.8.

====================================================================https://www.vmware.com/security/advisories/VMSA-2023-0004.html
_____________________________________________________________________

Critical

Advisory ID:      VMSA-2023-0004
CVSSv3 Range:     9.1
Issue Date:       2023-02-21
Updated On:       2023-02-21 (Initial Advisory)
CVE(s):           CVE-2023-20858


Synopsis:
VMware Carbon Black App Control updates address an injection 
vulnerability (CVE-2023-20858)


1. Impacted Products

     VMware Carbon Black App Control (App Control)


2. Introduction

An injection vulnerability affecting VMware Carbon Black App Control was 
privately reported to VMware. Updates are available to address this 
vulnerability in affected VMware products.


3. Injection Vulnerability (CVE-2023-20858)

Description

VMware Carbon Black App Control contains an injection vulnerability. 
VMware has evaluated the severity of this issue to be in the
Critical severity range with a maximum CVSSv3 base score of 9.1.

Known Attack Vectors

A malicious actor with privileged access to the App Control 
administration console may be able to use specially crafted input 
allowing access to the underlying server operating system.


Resolution

To remediate CVE-2023-20858 update to the versions listed in the 'Fixed 
Version' column of the 'Response Matrix' found below.


Workarounds

None.


Additional Documentation

None.


Notes

None.

Acknowledgements

VMware would like to thank Jari Jääskelä (@JJaaskela) for reporting this 
vulnerability to us.

Response Matrix

Product    Version    Running On    CVE Identifier    CVSSv3    Severity 
    Fixed Version    Workarounds    Additional Documentation

App Control    8.9.x     Windows    CVE-2023-20858    9.1
critical     8.9.4    None    None

App Control    8.8.x    Windows   CVE-2023-20858   9.1   critical
8.8.6    None    None

App Control    8.7.x    Windows   CVE-2023-20858   9.1   critical
8.7.8    None    None


4. References

Downloads and Documentation:

VMware Carbon Black App Control 8.9.4
https://docs.vmware.com/en/VMware-Carbon-Black-App-Control/services/cb-ac-announcements/GUID-7464A525-BCF4-4329-9228-B040C9C16D22.html

VMware Carbon Black App Control 8.7.8, 8.8.6
https://docs.vmware.com/en/VMware-Carbon-Black-App-Control/services/cb-ac-announcements/GUID-35DA49E4-41F3-485B-88E5-AE69B354F2FB.html

Mitre CVE Dictionary Links:

https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-20858

FIRST CVSSv3 Calculator:
https://www.first.org/cvss/calculator/3.1#CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H


5. Change Log

2023-02-21 VMSA-2023-0004
Initial security advisory.


6. Contact

E-mail: security@vmware.com

PGP key at:
https://kb.vmware.com/kb/1055

VMware Security Advisories
https://www.vmware.com/security/advisories

VMware Security Response Policy
https://www.vmware.com/support/policies/security_response.html

VMware Lifecycle Support Phases
https://www.vmware.com/support/policies/lifecycle.html

VMware Security & Compliance Blog
https://blogs.vmware.com/security

Twitter
https://twitter.com/VMwareSRC


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