Advisory Details

February 9th, 2021

Micro Focus Operations Bridge Reporter Token Command Injection Remote Code Execution Vulnerability

ZDI-21-154
ZDI-CAN-12025

CVE ID CVE-2021-22502
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 handling of the Token parameter provided to the LogonResource endpoint. The issue results from the lack of proper validation of a user-supplied string before using it to execute a system call. An attacker can leverage this vulnerability to execute code in the context of root.

ADDITIONAL DETAILS Micro Focus has issued an update to correct this vulnerability. More details can be found at:
https://softwaresupport.softwaregrp.com/doc/KM03775947
DISCLOSURE TIMELINE
  • 2020-09-30 - Vulnerability reported to vendor
  • 2021-02-09 - Coordinated public release of advisory
CREDIT Pedro Ribeiro (pedrib@gmail.com|@pedrib1337) from Agile Information Security
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