CVE-2023-0867: Multiple stored and reflected Cross-site Scripting in webapp

Description

Multiple stored and reflected cross-site scripting vulnerabilities in webapp jsp pages in multiple versions of OpenNMS Meridian and Horizon 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.

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 37% of CVEs

Exploited in the wildNo evidence yet

CISA KEVNot listed

Ransomware campaign useNot known

Affected products

Which versions

HO

Horizon · The OpenNMS Group

26.0.0 before 31.0.4 · source: vendor, NVD

ME

Meridian · The OpenNMS Group

2020.1.0 before 2020.1.32; 2021.1.0 before 2021.1.24; 2022.1.0 before 2022.1.13 · source: vendor, NVD