Advisory Details

September 23rd, 2020

Micro Focus Operations Bridge Reporter JMX Missing Authentication Remote Code Execution Vulnerability

ZDI-20-1216
ZDI-CAN-11071

CVE ID CVE-2020-11856
CVSS SCORE 9.8, (AV:N/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 remote attackers to execute arbitrary code on affected installations of Micro Focus Operations Bridge Reporter. Authentication is not required to exploit this vulnerability.

The specific flaw exists within the configuration of the JMX remote interface. This interface allows a remote attacker to register attacker-controlled MBeans. An attacker can leverage this vulnerability to 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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