Floodlight through 1.2 has an integer overflow in checkFlow in…
Priority MEDIUM 45CWE-190Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-190 and the CVSS impact.
Summary
Floodlight through 1.2 has an integer overflow in checkFlow in StaticFlowEntryPusherResource.java via priority or port number.
Why it matters now
EPSS 0.01292 70th 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
Not available: CISA has not published SSVC decision points for this record.
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
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2020-18684
- 2026-10-03 Alias added: GHSA-g6wh-xmw4-87q9
References
More Atlassian Floodlight vulnerabilities
- TI-2020-13436 Floodlight through 1.2 has poor input validation in checkFlow in… CVSS 3.1CRITICAL 9.8
- TI-2020-13434 Floodlight through 1.2 has poor input validation in checkFlow in… CVSS 3.1CRITICAL 9.8
- TI-2015-05512 Race condition in the LoadBalancer module in the Atlassian Floodlight Controller before… CVSS 3.0MEDIUM 5.9
Sources
- CVE-2020-18684 · CVE Program
- CVE-2020-18684 · NVD
- FIRST EPSS
- GHSA-g6wh-xmw4-87q9 · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences