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CVE-2021-25929

Published: May 20, 2021Updated: Apr 30, 2025 Sources: CVE List NVD GHSACWE-79
NVD MITRE
4.8CVSSMEDIUM
EPSS Score
1.0%
Top 41.1%
CISA KEV
Not in KEV
Exploits
1 Known
Remediation
Patch Available

Description

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.

CVSS Vector Breakdown

AV:NAC:LPR:HUI:RS:CC:LI:LA:N
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:HPrivileges Required
High
UI:RUser Interaction
Required
Scope
S:CScope
Changed
Impact
C:LConfidentiality
Low
I:LIntegrity
Low
A:NAvailability
None
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Weaknesses

CWE-79

Affected Products

horizonopennms
On-prem
Networking Infrastructure / network-management
meridianopennms
On-prem
Networking Infrastructure / network-management
OpenNMSn/a
org.opennms:opennmsMavenOSS Libraries
opennmsoss-projectNetworking Infrastructureaka meridian, horizon
mavenpackage-ecosystemOSS Libraries

Attack Graph

Products CVE Techniques Tactics

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Exploitability

1 exploit source identified

Exploit details including PoC links, Metasploit modules, and scanner templates are available after registration.

View exploit details
Official Patch Available

MITRE ATT&CK

2 techniques
Execution
Initial Access
View detailed technique mapping

References

https://github.com/OpenNMS/opennms/commit/66c1f626bf38a7d1a9530b4d68598269ee5245a2
github.com
https://github.com/OpenNMS/opennms/commit/eb08b5ed4c5548f3e941a1f0d0363ae4439fa98c
github.com
https://www.whitesourcesoftware.com/vulnerability-database/CVE-2021-25929
whitesourcesoftware.com
and 2 more references View all →

Timeline

Published
May 20, 2021
Last Updated
Apr 30, 2025

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