SUPPORT COMMUNICATION- SECURITY BULLETIN HPSBHF03553 rev 2 - HP ThinPro Escalation of Privilege via Command Line Shell

Related Vulnerabilities: CVE-2017-2740  

A potential security vulnerability has been identified with the command line shell of the HP ThinPro operating system. The vulnerability could result in a local unauthorized elevation of privilege on an HP thin client device.

Potential Security Impact:
Local unauthorized escalation of privilege on an HP thin client device.

VULNERABILITY SUMMARY

A potential security vulnerability has been identified with the command line shell of the HP ThinPro operating system. The vulnerability could result in a local unauthorized elevation of privilege on an HP thin client device.
Reference Number
CVE-2017-2740, PSR-2017-0001
SUPPORTED SOFTWARE VERSIONS*: ONLY impacted versions are listed.
  • HP ThinPro 6.1
  • HP ThinPro 5.2.1
  • HP ThinPro 5.2
  • HP ThinPro 5.1
  • HP ThinPro 5.0
  • HP ThinPro 4.4
BACKGROUND
CVSS 3.0 Base Metrics
Reference
Base Vector
Base Score
CVE-2017-2740
AV:L/AC:L/PR:L/UI:N/S:C/C:L/I:H/A:N
7.3
Information on CVSS is documented in HP Customer Notice: HPSN­2008­002.
RESOLUTION
Download and install the appropriate service pack for your ThinPro model.
...
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, 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.
PI
HP Printing and Imaging
HF
HP Hardware and Firmware
GN
HP General Software
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, 17 January, 2017: Initial release; Version 2, 26 July, 2017: Fixed broken links. Added boilerplate reuse c05565415