An issue was discovered in Big Switch Big Monitoring Fabric 6.2 through 6.2.4, 6.3…
Priority MEDIUM 42CWE-200Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Information disclosure
- 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-200.
Summary
An issue was discovered in Big Switch Big Monitoring Fabric 6.2 through 6.2.4, 6.3 through 6.3.9, 7.0 through 7.0.3, and 7.1 through 7.1.3; Big Cloud Fabric 4.5 through 4.5.5, 4.7 through 4.7.7, 5.0 through 5.0.1, and 5.1 through 5.1.4; and Multi-Cloud Director through 1.1.0. A read-only user can access sensitive information via an API endpoint that reveals session cookies of authenticated administrators, leading to privilege escalation.
Why it matters now
EPSS 0.01733 77th 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
CPE configurations NVD · 3
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:bigswitch:big_cloud_fabric:*:*:*:*:*:*:*:* | 4.5 to before 4.5.5; 4.7 to before 4.7.7; 5.0 to before 5.0.1; 5.1 to before 5.1.4 | Vulnerable | Bigswitch |
| cpe:2.3:a:bigswitch:big_monitoring_fabric:*:*:*:*:*:*:*:* | 6.2 to before 6.2.4; 6.3 to before 6.3.9; 7.0 to before 7.0.3; 7.1 to before 7.1.4 | Vulnerable | Bigswitch |
| cpe:2.3:a:bigswitch:multi-cloud_director:*:*:*:*:*:*:*:* | before 1.1.0 | Vulnerable | Bigswitch |
- cpe:2.3:a:bigswitch:big_cloud_fabric:*:*:*:*:*:*:*:* Versions 4.5 to before 4.5.5; 4.7 to before 4.7.7; 5.0 to before 5.0.1; 5.1 to before 5.1.4 Vulnerable ·Bigswitch
- cpe:2.3:a:bigswitch:big_monitoring_fabric:*:*:*:*:*:*:*:* Versions 6.2 to before 6.2.4; 6.3 to before 6.3.9; 7.0 to before 7.0.3; 7.1 to before 7.1.4 Vulnerable ·Bigswitch
- cpe:2.3:a:bigswitch:multi-cloud_director:*:*:*:*:*:*:*:* Versions before 1.1.0 Vulnerable ·Bigswitch
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2019-19631
- 2026-10-03 Alias added: GHSA-gjj6-x35h-5jcg
References
More Bigswitch Big Cloud Fabric vulnerabilities
- TI-2019-14147 An issue was discovered in Big Switch Big Monitoring Fabric 6.2 through 6.2.4, 6.3… CVSS 3.1MEDIUM 6.1
Sources
- CVE-2019-19631 · CVE Program
- CVE-2019-19631 · NVD
- FIRST EPSS
- GHSA-gjj6-x35h-5jcg · GitHub Advisory Database · CC BY 4.0
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