An issue was discovered in ONOS 2.5.1.
Priority LOW 36CWE-697Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- None · Low · Low
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA.
Summary
An issue was discovered in ONOS 2.5.1. There is an incorrect comparison of flow rules installed by intents. A remote attacker can install or remove a new intent, and consequently modify or delete the existing flow rules related to other intents.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00848 58th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix No fix listed No fixed version in the sources yet
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- Yes
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:opennetworking:onos:2.5.1:*:*:*:*:*:*:* | 2.5.1 | Vulnerable | Open Networking Foundation (ONF) |
- cpe:2.3:a:opennetworking:onos:2.5.1:*:*:*:*:*:*:* Versions 2.5.1 Vulnerable ·Open Networking Foundation (ONF)
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2021-38364
- 2026-10-03 Alias added: GHSA-vxgw-3746-47rm
References
More Open Networking Foundation (ONF) Onos vulnerabilities
- TI-2025-21037 An issue in onos v2.7.0 allows attackers to trigger unexpected behavior within a device… CVSS 3.1CRITICAL 9.1
- TI-2022-12041 An issue was discovered in ONOS 2.5.1. CVSS 3.1CRITICAL 9.8
- TI-2022-12039 An issue was discovered in ONOS 2.5.1. CVSS 3.1CRITICAL 9.8
- TI-2025-21035 An issue in onos v2.7.0 allows attackers to trigger a packet deserialization problem when… CVSS 3.1CRITICAL 9.8
- TI-2023-22038 An issue in Open Network Foundation ONOS v2.7.0 allows attackers to create fake IP/MAC… CVSS 3.1CRITICAL 9.8
- TI-2022-12043 An issue was discovered in ONOS 2.5.1. CVSS 3.1HIGH 7.5
Sources
- CVE-2021-38364 · CVE Program
- CVE-2021-38364 · NVD
- FIRST EPSS
- GHSA-vxgw-3746-47rm · GitHub Advisory Database · CC BY 4.0
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