What is CVE-2020-5426?

CVE-2020-5426 is a critical-severity vulnerability in Vmware Pivotal Scheduler, classified under Cleartext Transmission of Sensitive Information. CVSS score: 9.8/10. Published 2020-11-11.

How severe is CVE-2020-5426?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Vulnerability in Vmware Pivotal Scheduler

CVE-2020-5426

Scheduler for TAS prior to version 1.4.0 was permitting plaintext transmission of UAA client token by sending it over a non-TLS connection. This also depended on the configuration of the MySQL server which is used to cache a UAA client token used by the service. If intercepted the token can give an attacker admin level access in the cloud controller.

EPSS: 0.007 (49.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Vmware Pivotal_scheduler
Vmware Tanzu Pivotal Scheduler — versions All

Weakness classification (CWE)

CWE-319 — Cleartext Transmission of Sensitive Information

References

security@pivotal.io (x_refsource_CONFIRM, Third Party Advisory)

Frequently asked questions

What is CVE-2020-5426?: CVE-2020-5426 is a critical-severity vulnerability in Vmware Pivotal Scheduler, classified under Cleartext Transmission of Sensitive Information. CVSS score: 9.8/10. Published 2020-11-11.
How severe is CVE-2020-5426?: Critical severity. CVSS v3 base score is 9.8 out of 10.