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CVE-2021-3396OpenNMS Meridian 2016, 2017, 2018 before 2018.1.25, 2019 before 2019.1.16, and 2020 before 2020.1.5, Horizon 1.2 through 27.0.4, and Newts…
- 8.8HighCVSS base score
- 2.5%Exploitation in 30 daysEPSS · top 15% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
Description
OpenNMS Meridian 2016, 2017, 2018 before 2018.1.25, 2019 before 2019.1.16, and 2020 before 2020.1.5, Horizon 1.2 through 27.0.4, and Newts <1.5.3 has Incorrect Access Control, which allows local and remote code execution using JEXL expressions.
Timeline
ID reserved
By mitre
- 14 days later
· 14 days later
Published
- 3 years later
· 3 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.1 | High8.8 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 2.5% · top 15% of all CVEs (14 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 8.8.
Affected products
n/a
- affected n/a
Affected packages
Affected packages4
From reviewed advisories of the GitHub Advisory Database.
- Mavenorg.opennms.features:org.opennms.features.measurementsGHSA-c3mp-9vx3-2rvv (opens in a new tab)
- Mavenorg.opennms:opennmsGHSA-c3mp-9vx3-2rvv (opens in a new tab)
- Mavenorg.opennms:opennms-provisionGHSA-c3mp-9vx3-2rvv (opens in a new tab)
- Mavenorg.opennms:opennms-utilGHSA-c3mp-9vx3-2rvv (opens in a new tab)
References
References2
- https://www.opennms.com (opens in a new tab)x_refsource_MISCx_transferred
- https://www.opennms.com/en/blog/2021-02-16-cve-2021-3396-full-security-disclosure/ (opens in a new tab)x_refsource_CONFIRMx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2022-3490 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisory GHSA-c3mp-9vx3-2rvv (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2021-3396)Record last updated .