XSS in Opennms Horizon
CVE-2021-25929
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.
Vulnerability class: XSS (Cross-Site Scripting)
EPSS: 0.010 (59.9th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 4.8 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N.
Affected products
- Opennms Horizon
- Opennms Meridian
- N/a Opennms — versions opennms-1-0-stable,opennms-1.0.1 through opennms-27.1.0-1,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
Weakness classification (CWE)
References
- vulnerabilitylab@mend.io (Patch, Third Party Advisory, x_refsource_MISC)
- vulnerabilitylab@mend.io (Exploit, Third Party Advisory, x_refsource_MISC)
- vulnerabilitylab@mend.io (Patch, Third Party Advisory, x_refsource_MISC)
Frequently asked questions
- What is CVE-2021-25929?
- CVE-2021-25929 is a medium-severity vulnerability in Opennms Horizon, classified under Cross-site Scripting. CVSS score: 4.8/10. Published 2021-05-20.
- How severe is CVE-2021-25929?
- Medium severity. CVSS v3 base score is 4.8 out of 10.