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AUSCERT External Security Bulletin Redistribution
ESB-2019.3610
VMware updates Cloud Foundation and Harbor to fix
unauthenticated administrator account creation
25 September 2019
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AusCERT Security Bulletin Summary
---------------------------------
Product: VMware Cloud Foundation
VMware Harbor Container Registry for PCF
Publisher: VMWare
Operating System: Virtualisation
Linux variants
Windows
Impact/Access: Administrator Compromise -- Remote/Unauthenticated
Resolution: Patch/Upgrade
CVE Names: CVE-2019-16097
Original Bulletin:
https://www.vmware.com/security/advisories/VMSA-2019-0015
Comment: A fix is still pending for VMware Cloud Foundation, but
VMware Harbor Container Registry can be patched now.
- --------------------------BEGIN INCLUDED TEXT--------------------
VMware Security Advisories
+-----------------------------------------------------------------------------+
|Advisory |VMSA-2019-0015 |
|ID | |
|---------+-------------------------------------------------------------------|
|Advisory |Critical |
|Severity | |
|---------+-------------------------------------------------------------------|
|CVSSv3 |9.8 |
|Range | |
|---------+-------------------------------------------------------------------|
| |VMware Cloud Foundation and VMware Harbor Container Registry for |
|Synopsis |PCF address remote escalation of privilege vulnerability |
| |(CVE-2019-16097) |
|---------+-------------------------------------------------------------------|
|Issue |2019-09-24 |
|Date | |
|---------+-------------------------------------------------------------------|
|Updated |2019-09-24 (Initial Advisory) |
|On | |
|---------+-------------------------------------------------------------------|
|CVE(s) |CVE-2019-16097 |
+-----------------------------------------------------------------------------+
1. Impacted Products
* VMware Cloud Foundation
* VMware Harbor Container Registry for PCF
2. Introduction
A remote escalation of privilege vulnerability in Harbor, a Cloud Native
Computing Foundation (CNCF) Open Source Project, was disclosed. Patches and
workarounds are available to remediate or workaround this vulnerability in
affected VMware products.
3. Remote escalation of privilege vulnerability in Harbor (CVE-2019-16097)
Description:
A vulnerability in the POST /api/users API of Harbor may allow for a remote
escalation of privilege. VMware has evaluated the severity of this issue to be
in the Critical severity range with a maximum CVSSv3 base score of 9.8.
Known Attack Vectors:
A malicious actor with network access to a Harbor POST /api/users API could
self-register a new account with administrative privileges. Successful
exploitation of this issue may lead to a complete compromise of the Harbor
deployment.
Resolution:
To remediate CVE-2019-16097, apply the patches listed in the 'Fixed Version'
column of the 'Resolution Matrix' found below.
Workarounds:
VMware products can workaround CVE-2019-16097 by disabling self-registration in
Harbor. Please see the 'Workarounds' column of the 'Resolution Matrix' found
below.
Additional Documentations:
None.
Notes:
None.
Acknowledgements:
None.
Response Matrix:
+--------------------------------------------------------------------------------------------+
|Product |Version|Running|CVE Identifier|CVSSV3|Severity|Fixed |Workarounds |Additional|
| | |On | | | |Version| |Documents |
|-----------+-------+-------+--------------+------+--------+-------+--------------+----------|
|VMware | | | | | |Patch |HarborFAQs: | |
|Cloud |x.x |Any |CVE-2019-16097|9.8 |Critical|Pending|CVE-2019-16097|None |
|Foundation*| | | | | | | | |
|-----------+-------+-------+--------------+------+--------+-------+--------------+----------|
|VMware | | | | | | | | |
|Harbor | | | | | | |HarborFAQs: | |
|Container |1.8.x |Any |CVE-2019-16097|9.8 |Critical|1.8.3 |CVE-2019-16097|None |
|Registry | | | | | | | | |
|for PCF | | | | | | | | |
|-----------+-------+-------+--------------+------+--------+-------+--------------+----------|
|VMware | | | | | | | | |
|Harbor | | | | | | |HarborFAQs: | |
|Container |1.7.x |Any |CVE-2019-16097|9.8 |Critical|1.7.6 |CVE-2019-16097|None |
|Registry | | | | | | | | |
|for PCF | | | | | | | | |
+--------------------------------------------------------------------------------------------+
*VMware Cloud Foundation is affected if the optional 'Harbor Registry'
component has been deployed.
4. References
VMware Harbor Container Registry for PCF 1.8.3
https://network.pivotal.io/products/harbor-container-registry/#/releases/470132
VMware Harbor Container Registry for PCF 1.7.6
https://network.pivotal.io/products/harbor-container-registry/#/releases/470129
Workarounds:
https://github.com/goharbor/harbor/wiki/Harbor-FAQs#cve-2019-16097
FIRST CVSSv3 Calculator:
https://www.first.org/cvss/calculator/3.0#CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/
I:H/A:H
Mitre CVE Dictionary Links:
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-16097
Pivotal Advisory:
https://pivotal.io/security/cve-2019-16097
5. Change log
2019-09-24: VMSA-2019-0015
Initial security advisory detailing remediations for CVE-2019-16097 in VMware
Harbor Container Registry for PCF and workarounds for VMware Cloud Foundation.
6. Contact
E-mail list for product security notifications and announcements:
https://lists.vmware.com/cgi-bin/mailman/listinfo/security-announce
This Security Advisory is posted to the following lists:
security-announce@lists.vmware.com
bugtraq@securityfocus.com
fulldisclosure@seclists.org
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