Susceptibility to dictionary attacks, unauthorized remote access to resources, and elevation of privilege.
Source: HP, HP Product Security Response Team (PSRT)
Reported By: Nick Bloor
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HP Customer Support - Knowledge Base
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SUPPORT COMMUNICATION- SECURITY BULLETIN
Document ID: c06921908
Version: 2
HPSBHF03689 rev. 2 - HP Device Manager Weak Cipher Implementation, Remote Method Invocation, and Elevation of Privilege
Notice:: The information in this security bulletin should be acted upon as soon as possible.
Release date : 25-Sep-2020
Last updated : 29-Sep-2020
Potential vulnerabilities have been identified with certain versions of HP Device Manager. These vulnerabilities may allow locally managed accounts within HP Device Manager to be susceptible to dictionary attacks due to weak cipher implementation (CVE-2020-6925) and allow a malicious actor to remotely gain unauthorized access to resources (CVE-2020-6926), and/or allow a malicious actor to gain SYSTEM privileges (CVE-2020-6927).
CVE-2020-6925 does not impact customers who are using Active Directory authenticated accounts.
CVE-2020-6927 does not impact customers who are using an external database (Microsoft SQL Server) and have not installed the integrated Postgres service.
CVE-2020-6925, CVE-2020-6926, CVE-2020-6927, PSR-2020-0174
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CVE ID
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Potential Vulnerability
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Impacted Version
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CVE-2020-6925
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Weak Cipher
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All versions of HP Device Manager
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CVE-2020-6926
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Remote Method Invocation
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All versions of HP Device Manager
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CVE-2020-6927
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Elevation of Privilege
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HP Device Manager 5.0.0
HP Device Manager 5.0.1
HP Device Manager 5.0.2
HP Device Manager 5.0.3
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For a PGP signed version of this security bulletin please write to: hp-security-alert@hp.com
CVSS 3.0 Base Metrics
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Reference
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Base Vector
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Base Score
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CVE-2020-6925
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AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
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7.0
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CVE-2020-6926
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AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
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9.9
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CVE-2020-6927
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AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H
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8.0
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HP is aware of the issues and actively working to provide updates for HP Device Manager. This bulletin will be updated as these updates become available.
In the interim, customers can partially mitigate this issue in any of the following ways:
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Limit incoming access to Device Manager ports 1099 and 40002 to trusted IPs or localhost only
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Remove the dm_postgres account from the Postgres database; or
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Update the dm_postgres account password within HP Device Manager Configuration Manager; or
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Within Windows Firewall configuration create an inbound rule to configure the PostgreSQL listening port (40006) for localhost access only.
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Product
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Updated
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HP Device Manager 5.0
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HP Device Manager 4.7
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To be released: HP Device Manager 4.7 Service Pack 13
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Third Party Security Patches: Third party security patches that are to be installed on systems running HP software products should be applied in accordance with the customer's patch management policy.
Support: For issues about implementing the recommendations of this Security Bulletin, visit
https://www.hp.com/go/contacthp to learn about your HP support options.
Report: To report a potential security vulnerability with any HP supported product, send email to:
hp-security-alert@hp.com.
Subscribe: To initiate a subscription to receive future HP Security Bulletin alerts via email, visit
https://www.hp.com/go/alerts.
Security Bulletin Archive: To view released Security Bulletins, search the
HP Support Site for "security bulletin".
Software Product Category: The Software Product Category is represented in the title by the two characters following HPSB.
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PI
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HP Printing and Imaging
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HF
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HP Hardware and Firmware
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GN
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HP General Software
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It is strongly recommended that security related information being communicated to HP be encrypted using PGP, especially exploit information.
To get the security-alert PGP key, please send an e-mail message as follows:
Subject: get key
System management and security procedures must be reviewed frequently to maintain system integrity. HP is continually reviewing and enhancing the security features of software products to provide customers with current secure solutions.
"HP is broadly distributing this Security Bulletin in order to bring to the attention of users of the affected HP products the important security information contained in this Bulletin.HP recommends that all users determine the applicability of this information to their individual situations and take appropriate action.HP does not warrant that this information is necessarily accurate or complete for all user situations and, consequently, HP will not be responsible for any damages resulting from user's use or disregard of the information provided in this Bulletin.To the extent permitted by law, HP disclaims all warranties, either express or implied, including the warranties of merchantability and fitness for a particular purpose, title and non-infringement."
REVISION HISTORY :
Version 1: 28 September 2020 – Initial release. Version 2: – 29 September 2020 - Updated Mitigation.
© Copyright 2020 HP Development Company, L.P.
HP Inc. shall not be liable for technical or editorial errors or omissions contained herein.The information provided is provided "as is" without warranty of any kind.To the extent permitted by law, neither HP or its affiliates, subcontractors or suppliers will be liable for incidental, special or consequential damages including downtime cost; lost profits; damages relating to the procurement of substitute products or services; or damages for loss of data, or software restoration.The information in this document is subject to change without notice.HP Inc. and the names of HP products referenced herein are trademarks of HP Inc. in the United States and other countries.Other product and company names mentioned herein may be trademarks of their respective owners.
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