Medium severity · published Feb 23, 2023
CVE-2023-0869
Cross-site scripting in outage/list.htm
6.1
CVSS
0.4%
EPSS
No
On KEV
Description
Cross-site scripting in outage/list.htm in multiple versions of OpenNMS Meridian and Horizon allows an attacker access to confidential session information. The solution is to upgrade to Meridian 2023.1.0 or newer, or Horizon 31.0.4 or newer.
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
Low
Integrity
Low
Availability
None
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.4% · higher than 35% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
HO
Horizon · The OpenNMS Group
29.0.0 before 31.0.4 · source: vendor, NVD
ME
Meridian · The OpenNMS Group
2022.1.0 before 2023.1.0 · source: vendor, NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2023-0869
CVE.org
https://www.cve.org/CVERecord?id=CVE-2023-0869
Release Notes
https://docs.opennms.com/meridian/2023/releasenotes/changelog.html#releasenotes-changelog-Meridian-2023.1.0
Patch
https://github.com/OpenNMS/opennms/pull/5734
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