CVE-2019-19631
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.
Key facts
- CVSS score
- 8.8 (v3.1)
- Severity
- HIGH
- CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H- Weakness (CWE)
- CWE-200
- EPSS score
- 1.7% (77th percentile)
- In CISA KEV
- No
- In EU EUVD
- Yes (EUVD-2019-9242)
- Published
- January 24, 2020
- NVD last modified
- June 17, 2026
- Status
- Modified
EU Vulnerability Database (EUVD)
This vulnerability is also tracked by ENISA as EUVD-2019-9242 in the EU Vulnerability Database. Last updated in EUVD on August 5, 2024.
View on the EU Vulnerability DatabaseAffected products
- bigswitch / big cloud fabric
- bigswitch / big monitoring fabric
- bigswitch / multi-cloud director
Certified products that may be affected
1 FIPS 140 or Common Criteria certified product, from automated matching by sec-certs.org.
- Big Switch Networks Big Cloud Fabric 4.7.0 - Big Switch Networks, Inc. - Common Criteria 2017-23-INF-2630 - archived
References
- https://know.bishopfox.com/advisories(Third Party Advisory)
- https://know.bishopfox.com/advisories/big-monitoring-fabric(Exploit, Third Party Advisory)
Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS
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