CVE-2021-3396: opennms horizon
CVSS: 8.8v3.1HighModified
AliasesGHSA-c3mp-9vx3-2rvv
Published 17-02-2021Last modified 03-08-2024
Vulnerability summary
CVE-2021-3396 is a high (CVSS 8.8) vulnerability in opennms horizon. EPSS estimates a 2.37% chance of exploitation in the next 30 days, higher than 83.6% of scored vulnerabilities.
CVSS score
8.8/10
010
High · v3.1 (NVD)EPSS score
2.37%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 17-02-2021PublishedVulnerability first disclosed.
- 03-08-2024Last modifiedVulnerability information updated.
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.
CVSS metrics
3 scores · 2 sources · 2 versionsHigh 8.8Preferred score · NVD (NIST)
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HSourcesAll 2 agree
- OSV · MavenEcosystem advisory · calculated8.8HighCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Medium 6.5Preferred score · NVD (NIST)
AV:N/AC:L/Au:S/C:P/I:P/A:PSourcesSingle source
EPSS trend
Probability
2.37%
Chance of exploitation in the next 30 days
Percentile
84%
Versus all other CVEs
30-day change
0.00 pp
From 2.37% on 22-09-2026
22-09-202622-10-2026
EPSS score2.37%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeNo weakness data has been published for this record.
Affected systems
Opennms3 products
Org.opennms3 products
- opennms≥ 16.0.0, < 27.0.4
- opennms-provision≥ 16.0.0, < 27.0.4
- opennms-util≥ 16.0.0, < 27.0.4
Org.opennms.features1 product
- org.opennms.features.measurements≥ 16.0.0, < 27.0.4
3 vendors · 7 products
References
6 links- www.opennms.com/en/blog/2021-02-16-cve-2021-3396-full-security-disclosure/X Refsource CONFIRMVendor Advisory