Advisory Details

September 23rd, 2020

Micro Focus Operations Bridge Reporter HPE-OBR Incorrect Permission Assignment Privilege Escalation Vulnerability

ZDI-20-1217
ZDI-CAN-11073

CVE ID CVE-2020-11855
CVSS SCORE 8.4, (AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)
AFFECTED VENDORS Micro Focus
AFFECTED PRODUCTS Operations Bridge Reporter
VULNERABILITY DETAILS

This vulnerability allows local attackers to escalate privileges on affected installations of Micro Focus Operations Bridge Reporter. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability.

The specific flaw exists within the product's installer. The issue results from incorrect permissions set on a resource used by the service. An attacker can leverage this vulnerability to escalate privileges and execute code in the context of SYSTEM.

ADDITIONAL DETAILS Micro Focus has issued an update to correct this vulnerability. More details can be found at:
https://softwaresupport.softwaregrp.com/doc/KM03710590
DISCLOSURE TIMELINE
  • 2020-05-27 - Vulnerability reported to vendor
  • 2020-09-23 - Coordinated public release of advisory
CREDIT Pedro Ribeiro (pedrib@gmail.com|@pedrib1337) from Agile Information Security
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