CVE-2021-22504Network attack vector

Unauthenticated remote code execution

Published Feb 12, 2021 · Updated Aug 3, 2024

Remote code execution in affected Micro Focus Operations Bridge Manager releases allows remote attackers to run code on the OBM server. Micro Focus has not published the vulnerable component, request, or unsafe operation that enables execution. Network access and no authentication are required; version 2020.10 is affected only when its default configuration was modified.

CVSS severity10.0
Critical
EPSS probability3.45%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Remote code execution in affected Micro Focus Operations Bridge Manager releases allows remote attackers to run code on the OBM server. Micro Focus has not published the vulnerable component, request, or unsafe operation that enables execution. Network access and no authentication are required; version 2020.10 is affected only when its default configuration was modified.

The record

CVE
CVE-2021-22504
Published
Feb 12, 2021
Updated
Aug 3, 2024
Vendor
Micro Focus
Product
Operations Bridge Manager
Classifications
T1190
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Feb 12, 2021CVE publishedPublication date reported by the CVE source.
  2. Aug 3, 2024Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=10.1x, 10.6x, 2018.05, 2018.11, 2019.05, 2019.11, 2020.05, 2020.10

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

Micro Focus · Operations Bridge Managerversion=10.1x, 10.6x, 2018.05, 2018.11, 2019.05, 2019.11, 2020.05, 2020.10

Published CVSS scores

10.0Micro FocusCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
10.0Micro FocusAV:N/AC:L/Au:N/C:C/I:C/A:C

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

T1190Exploit Public-Facing Application

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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