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AUSCERT External Security Bulletin Redistribution
ESB-2022.1275
VMSA-2022-0008 VMware Carbon Black App Control update addresses multiple
vulnerabilities (CVE-2022-22951, CVE-2022-22952)
25 March 2022
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AusCERT Security Bulletin Summary
---------------------------------
Product: VMware Carbon Black App Control (AppC)
Publisher: VMware
Operating System: Windows
VMware ESX Server
Resolution: Patch/Upgrade
CVE Names: CVE-2022-22952 CVE-2022-22951
Original Bulletin:
https://www.vmware.com/security/advisories/VMSA-2022-0008.html
Comment: CVSS (Max): 9.1 CVE-2022-22952 (CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H)
CVSS Source: VMware
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
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Critical
Advisory ID: VMSA-2022-0008
CVSSv3 Range: 9.1
Issue Date: 2022-03-23
Updated On: 2022-03-23 (Initial Advisory)
CVE(s): CVE-2022-22951, CVE-2022-22952
Synopsis: VMware Carbon Black App Control update addresses multiple
vulnerabilities (CVE-2022-22951, CVE-2022-22952)
1. Impacted Products
o VMware Carbon Black App Control (AppC)
2. Introduction
Multiple vulnerabilities in VMware Carbon Black App Control were privately
reported to VMware. Updates are available to remediate these vulnerabilities
in affected VMware products.
3a. OS command injection vulnerability in VMware Carbon Black App Control
(CVE-2022-22951)
Description
VMware Carbon Black App Control contains an OS command
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
An authenticated, high privileged malicious actor with network access to
the VMware App Control administration interface may be able to execute
commands on the server due to improper input validation leading to remote code
execution.
Resolution
To remediate CVE-2022-22951 apply the patches listed in the 'Fixed Version'
column of the 'Response Matrix' found below.
Workarounds
None.
Additional Documentation
None.
Notes
Before using the download links make sure to log into the Carbon Black User
Exchange (UEX).
Acknowledgements
VMware would like to thank Jari Jaaskela (@JJaaskela) for reporting this issue
to us.
3b. File upload vulnerability in VMware Carbon Black App Control
(CVE-2022-22952)
Description
VMware Carbon Black App Control contains a file upload 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 administrative access to the VMware App Control
administration interface may be able to execute code on the Windows instance
where AppC Server is installed by uploading a specially crafted file.
Resolution
To remediate CVE-2022-22952 apply the patches listed in the 'Fixed Version'
column of the 'Response Matrix' found below.
Workarounds
None.
Additional Documentation
None.
Notes
Before using the download links make sure to log into the Carbon Black User
Exchange (UEX).
Acknowledgements
VMware would like to thank Jari Jaaskela (@JJaaskela) for reporting this issue
to us.
Response Matrix 3a, 3b
Product Version Running CVE Identifier CVSSv3 Severity Fixed Workarounds Additional
On Version Documentation
AppC 8.8.x Windows CVE-2022-22951, 9.1 critical 8.8.2 None None
CVE-2022-22952
AppC 8.7.x Windows CVE-2022-22951, 9.1 critical 8.7.4 None None
CVE-2022-22952
AppC 8.6.x Windows CVE-2022-22951, 9.1 critical 8.6.6 None None
CVE-2022-22952
AppC 8.5.x Windows CVE-2022-22951, 9.1 critical 8.5.14 None None
CVE-2022-22952
4. References
Fixed Version(s) and Release Notes:
VMware Carbon Black App Control 8.8.2, 8.7.4, 8.6.6, 8.5.14
Downloads and Documentation:
https://community.carbonblack.com/t5/Documentation-Downloads/
Critical-App-Control-Server-Patch-Announcement-3-23-22/ta-p/111804#M3557
Mitre CVE Dictionary Links:
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-22951
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-22952
FIRST CVSSv3 Calculator:
CVE-2022-22951: 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
CVE-2022-22952: 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
2022-03-23 VMSA-2022-0008
Initial security advisory.
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