CVE-2023-0870
moderate-risk
Published 2023-03-22
A form can be manipulated with cross-site request forgery in multiple versions of OpenNMS Meridian and Horizon. This can potentially allow an attacker to gain access to confidential information and compromise integrity. The solution is to upgrade to Meridian 2023.1.1 or Horizon 31.0.6 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.
Do I need to act?
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0.08% chance of exploitation
EPSS score — low exploit probability
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
8
CVSS 8.1/10
High
ADJACENT_NETWORK
/ LOW complexity
Affected Vendors
References (4)
34
/ 100
moderate-risk
Severity
25/34 · High
Exploitability
0/34 · Minimal
Exposure
9/34 · Low