CVE-2020-11854: KM03747658 - Operation Bridge Manager. arbitrary code execution vulnerabilities

Summary

Multiple vulnerabilities have been identified for Micro Focus Operations Bridge Manager. CVE-2020-11853: A vulnerability allows remote attackers to execute arbitrary code on affected installations of OBM. An attack requires network access to the OBM application and authentication as a valid user of OBM. CVE-2020-11854: A vulnerability allows remote attackers to execute arbitrary code on affected installations of OBM. An attack requires network access to the OBM application. CVE-2020-11858: A vulnerability allows local attackers on the OBM host to execute code with escalated privileges.

Reference

SUPPORT COMMUNICATION - SECURITY BULLETIN

Potential Security Impact: Remote Code Execution / Privilege Escalation

VULNERABILITY SUMMARY

Multiple vulnerabilities have been identified for Micro Focus Operations Bridge Manager.

CVE-2020-11853: A vulnerability allows remote attackers to execute arbitrary code on affected installations of OBM. An attack requires network access to the OBM application and authentication as a valid user of OBM.

CVE-2020-11854: A vulnerability allows remote attackers to execute arbitrary code on affected installations of OBM. An attack requires network access to the OBM application.

CVE-2020-11858: A vulnerability allows local attackers on the OBM host to execute code with escalated privileges.

SUPPORTED SOFTWARE VERSIONS*: ONLY impacted versions are listed.

· Micro Focus Operations Bridge Manager 2020.05

· Micro Focus Operations Bridge Manager 2019.11

· Micro Focus Operations Bridge Manager 2019.05

· Micro Focus Operations Bridge Manager 2018.11

· Micro Focus Operations Bridge Manager 2018.05

· Micro Focus Operations Bridge Manager 10.6x

· Micro Focus Operations Bridge Manager 10.1x

· Older versions of Micro Focus Operations Bridge Manager

CVSS Version 3.0 and Version 2.0 Base Metrics

Reference

V3 Vector

V3 Base Score

V2 Vector

V2 Base Score

CVE-2020-11853

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

8.8

AV:N/AC:L/Au:S/C:C/I:C/A:C

9.0

CVE-2020-11854

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

9.8

AV:N/AC:L/Au:N/C:C/I:C/A:C

10.0

CVE-2020-11858

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

7.8

AV:L/AC:L/Au:S/C:C/I:C/A:C

6.8

RESOLUTION:

Micro Focus provides the following mitigation information to resolve the vulnerability for the impacted versions of Operations Bridge Manager.

https://support.microfocus.com/kb/kmdoc.php?id=KM03710375

CREDITS:

​****Micro Focus would like to thank Pedro Ribeiro from Agile Information Security working with Trend Micro Zero Day Initiative for discovering and reporting the vulnerabilities.

Third Party Security Patches: Third party security patches that are to be installed on systems running Micro Focus software products should be applied in accordance with the customer’s patch management policy.

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System management and security procedures must be reviewed frequently to maintain system integrity. Micro Focus is continually reviewing and enhancing the security features of software products to provide customers with current secure solutions.

“Micro Focus is broadly distributing this Security Bulletin in order to bring to the attention of users of the affected Micro Focus products the important security information contained in this Bulletin. Micro Focus recommends that all users determine the applicability of this information to their individual situations and take appropriate action. Micro Focus does not warrant that this information is necessarily accurate or complete for all user situations and, consequently, Micro Focus 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, Micro Focus disclaims all warranties, either express or implied, including the warranties of merchantability and fitness for a particular purpose, title and non-infringement.”

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