Unauthenticated, stored cross-site scripting in the display of alarm reduction keys in multiple versions of OpenNMS Horizon and Meridian could allow an attacker access to confidential session information. Users
should upgrade to Meridian 2023.1.0 or newer, or Horizon 31.0.4. Meridian and
Horizon installation instructions state that they are intended for installation
within an organization's private networks and should not be directly accessible
from the Internet.
Advisories
Source ID Title
EUVD EUVD EUVD-2023-0651 Unauthenticated, stored cross-site scripting in the display of alarm reduction keys in multiple versions of OpenNMS Horizon and Meridian could allow an attacker access to confidential session information. Users should upgrade to Meridian 2023.1.0 or newer, or Horizon 31.0.4. Meridian and Horizon installation instructions state that they are intended for installation within an organization's private networks and should not be directly accessible from the Internet.
Github GHSA Github GHSA GHSA-79jr-8fhm-8wv3 OpenNMS Horizon and Meridian vulnerable to Cross-site Scripting
Fixes

Solution

https://github.com/OpenNMS/opennms/pull/5506/files Upgrade to a newer version of Meridian or Horizon. Or change the details.jsp file as follows:  Change:  <th class="col-md-1">Reduction&nbsp;Key</th>         <td class="col-md-11" colspan="3">             <% if (alarm.getReductionKey() != null) {%>             <%=alarm.getReductionKey()%>             <% } else {%>             &nbsp;             <% }%> To: <th class="col-md-1">Reduction&nbsp;Key</th>         <td class="col-md-11" colspan="3">             <% if (alarm.getReductionKey() != null) {%>             <%=WebSecurityUtils.sanitizeString(alarm.getReductionKey())%>             <% } else {%>             &nbsp;             <% }%> https://github.com/OpenNMS/opennms/pull/5506/files https://github.com/OpenNMS/opennms/pull/5506/files


Workaround

No workaround given by the vendor.

History

No history.

cve-icon MITRE

Status: PUBLISHED

Assigner: OpenNMS

Published:

Updated: 2024-08-02T05:24:34.302Z

Reserved: 2023-02-15T19:03:13.669Z

Link: CVE-2023-0846

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2023-02-22T19:15:11.090

Modified: 2024-11-21T07:37:56.800

Link: CVE-2023-0846

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.