CVE-2021-3396
HIGH
8.8
CVSS Score
Published: February 17, 2021 at 08:13 PM UTC
Updated: June 17, 2026 at 04:05 AM UTC
3 products affected across 1 vendorMeridianHorizonNewts
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Severity
HIGH8.8
Exploit prediction
EPSS 2%
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.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
2016.1.0 ≤ v ≤ 2016.1.242017.1.0 ≤ v ≤ 2017.1.262018.1.0 ≤ v < 2018.1.252019.1.0 ≤ v < 2019.1.162020.1.0 ≤ v < 2020.1.5
Affected range stops below 2018.1.25, so it looks safe — our inference, not a vendor statement
Affected range stops below 2019.1.16, so it looks safe — our inference, not a vendor statement
Affected range stops below 2020.1.5, so it looks safe — our inference, not a vendor statement
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
Patch and advisory references
References (2)
x_refsource_CONFIRMVendor Advisory
Source: [email protected]
https://www.opennms.com/en/blog/2021-02-16-cve-2021-3396-full-security-disclosure/CVSS
- Attack Vector
- NETWORK
- Complexity
- LOW
- Privileges
- LOW
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality
- HIGH
- Integrity
- HIGH
- Availability
- HIGH
Vector?
Quick Info
StatusMODIFIED
CWE
NVD-CWE-Other
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