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Certain HP DesignJet products - Insecure Direct Object Reference

Certain HP DesignJet products may be vulnerable to unauthenticated HTTP requests which allow viewing and downloading of print job previews.

Severity

High

HP Reference

HPSBPI03758 rev. 1

Release date

December 13, 2021

Last updated

December 13, 2021

Category

Print

Potential Security Impact

Insecure Direct Object Reference

Relevant Common Vulnerabilities and Exposures (CVE) List

Reported by: Rakshit Singh

List of CVE IDs

CVE ID

CVS 3.0

Severity

Vector

CVE-2021-3965

7.5

High

AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Learn more about CVSS 3.0 base metrics, which range from 0 to 10.

PSR-2021-0104

Resolution

HP has provided an updated firmware resolution for potentially affected products listed in the table below.

To obtain the updated firmware, go to the HP Software and Driver Downloads, and then search for your printer model.

In order to help address this potential vulnerability, update your printer firmware and set up your device to require administrator authentication for accessing Job Queue web pages by following these steps:

  1. Enable access control by setting up an administrator password.

    1. Open the Embedded Web Server’s (EWS) security settings page (EWS > Setup > Security), and then click To enable access control you must set the administrator user account.

      Clicking the option in the EWS to enable access
    2. Enter a new password, and then click Set account.

      Clicking Set Account
  2. Restrict access to Job Queue web pages to the administrator only.

    Open the Embedded Web Server’s (EWS) security settings page (EWS > Setup > Security), select the checkbox Require the administrator password to access job-queue Web pages, and then click Modify.

    Clicking Modify

Affected products

Identify the affected products in the table below.

Affected products

Product Name

Model Number

Firmware version

HP DesignJet T920

CR355A, CR355B, CR354A

MRY_07_07_04.1

HP DesignJet T930

L2Y22A, L2Y22B, L2Y21A, L2Y21B

MRY_07_07_04.1

HP DesignJet T1530

L2Y24A, L2Y24B, L2Y23A

MRY_07_07_04.1

HP DesignJet T2530

L2Y25A, L2Y26A, L2Y26B

MRY_07_07_04.1

HP DesignJet T3500

B9E24A, B9E24B, B9E25A

AENEAS_04_09_06.1

HP DesignJet Z6800

F2S72A, F2S72AR, F2S72B

PTR8_03_07_06.1

HP DesignJet Z6600

F2S71A, F2S71AR

PTR6_03_07_06.1

HP DesignJet Z6810

2QU12A, 2QU12B, 2QU14A, 2QU14B

PX8_06_05_02.1

HP DesignJet Z6610

2QU13A, 2QU13B

PX6_06_05_02.1

Revision history

This document has been revised according to the information below.

List of versions

Version

Description

Date

1

Initial Release

December 13, 2021

Additional information

Follow these links for additional information.

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 http://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://h41369.www4.hp.com/alerts-signup.php?lang=en&cc=US&jumpid=hpsc_profile.

Security bulletin archive

To view released Security Bulletins, visit https://support.hp.com/security-bulletins.

It is strongly recommended that security related information being communicated to HP be encrypted using PGP, especially exploit information.

Download HP’s security-alert PGP key

Legal information

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 Security 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 Security 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.

© Copyright 2021 HP Development Company, L.P.

HP Inc. (HP) 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 nor 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.," "HP" and the names of HP products referenced herein are trademarks of HP Inc. or its affiliates 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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