CVE-2021-25929: XSS

Published May 20, 2021
·
Updated

In OpenNMS Horizon, versions opennms-1-0-stable through opennms-27.1.0-1; OpenNMS Meridian, versions meridian-foundation-2015.1.0-1 through meridian-foundation-2019.1.18-1; meridian-foundation-2020.1.0-1 through meridian-foundation-2020.1.6-1 are vulnerable to Stored Cross-Site Scripting since there is no validation on the input being sent to the name parameter in noticeWizard endpoint. Due to this flaw an authenticated attacker could inject arbitrary script and trick other admin users into downloading malicious files.

Other sources

In OpenNMS Horizon, versions opennms-1-0-stable through opennms-27.1.1; OpenNMS Meridian, versions meridian-foundation-2015.1.0-1 through meridian-foundation-2019.1.18-1; meridian-foundation-2020.1.0-1 through meridian-foundation-2020.1.6-1 are vulnerable to Stored Cross-Site Scripting since there is no validation on the input being sent to the name parameter in noticeWizard endpoint. Due to this flaw an authenticated attacker could inject arbitrary script and trick other admin users into downloading malicious files.

GitHub

Affected Software

4 affected componentsFixes available
OpenNMS Horizon>=1.0<27.1.1
OpenNMS Meridian>=2015.1.0<2019.1.19
OpenNMS Meridian>=2020.1.0<2020.1.7
maven/org.opennms:opennms>=1.0.0<27.1.1
27.1.1

Event History

May 20, 2021
CVE Published
via MITRE·02:09 PM
Data Sourced
via MITRE·02:09 PM
DescriptionWeakness
May 25, 2021
Advisory Published
via GitHub·06:46 PM
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Frequently Asked Questions

1

What is the vulnerability ID for this vulnerability?

The vulnerability ID for this vulnerability is CVE-2021-25929.

2

What is the severity level of CVE-2021-25929?

CVE-2021-25929 has a severity level of medium (4.8).

3

Which versions of OpenNMS Horizon are affected by CVE-2021-25929?

OpenNMS Horizon versions opennms-1-0-stable through opennms-27.1.0-1 are affected by CVE-2021-25929.

4

Which versions of OpenNMS Meridian are affected by CVE-2021-25929?

OpenNMS Meridian versions meridian-foundation-2015.1.0-1 through meridian-foundation-2019.1.18-1 and meridian-foundation-2020.1.0-1 through meridian-foundation-2020.1.6-1 are affected by CVE-2021-25929.

5

How can I fix CVE-2021-25929?

To fix CVE-2021-25929, it is recommended to update OpenNMS Horizon to version 27.1.1 or higher, or OpenNMS Meridian to version 2019.1.19 or higher for the affected versions.

Contact

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