CVE-2019-19631
A read-only user can access sensitive information via an API endpoint that reveals session cookies of authenticated administrators, leading to privilege escalation.
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (1.73%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
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.
- CVSS 3.1
- 8.8 HIGHCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 1.73% probability · 77th percentile
- Public exploits
- None in Exploit-DB
- CISA KEV
- Not listed
- Weakness
- CWE-200
- Affected
- bigswitch/big cloud fabric · bigswitch/big monitoring fabric · bigswitch/multi-cloud director
- Source
- cve@mitre.org
EPSS 1.7% since 26 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.
References
- https://know.bishopfox.com/advisoriesThird Party Advisory
- https://know.bishopfox.com/advisories/big-monitoring-fabricExploit, Third Party Advisory
- https://know.bishopfox.com/advisoriesThird Party Advisory
- https://know.bishopfox.com/advisories/big-monitoring-fabricExploit, Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.