Single Sign-On for Vmware Tanzu all versions prior to 1.11.3 ,1.12.x versions prior to 1.12.4 and 1.13.x prior to 1.13.1 are vulnerable to user impersonation attack.If two users are logged in to the SSO operator dashboard at the same time, with the same username, from two different identity providers, one can acquire the token of the other and thus operate with their permissions. Note: Foundation may be vulnerable only if: 1) The system zone is set up to use a SAML identity provider 2) There are internal users that have the same username as users in the external SAML provider 3) Those duplicate-named users have the scope to access the SSO operator dashboard 4) The vulnerability doesn't appear with LDAP because of chained authentication.
History

No history.

cve-icon MITRE

Status: PUBLISHED

Assigner: pivotal

Published: 2020-10-31T21:45:14.942995Z

Updated: 2024-09-17T01:41:44.803Z

Reserved: 2020-01-03T00:00:00

Link: CVE-2020-5425

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Analyzed

Published: 2020-10-31T22:15:11.877

Modified: 2020-11-17T18:33:33.397

Link: CVE-2020-5425

cve-icon Redhat

No data.