CVE-2018-15754

UAA can issue tokens across identity providers if users with matching usernames exist

Description

Cloud Foundry UAA, versions 60 prior to 66.0, contain an authorization logic error. In environments with multiple identity providers that contain accounts across identity providers with the same username, a remote authenticated user with access to one of these accounts may be able to obtain a token for an account of the same username in the other identity provider.

Category

4.2
CVSS
Severity: Medium
CVSS 3.0 •
CVSS 2.0 •
EPSS 0.42%
Vendor Advisory cloudfoundry.org Vendor Advisory cloudfoundry.org
Affected: Cloud Foundry UAA Release
Published at:
Updated at:

References

Frequently Asked Questions

What is the severity of CVE-2018-15754?
CVE-2018-15754 has been scored as a medium severity vulnerability.
How to fix CVE-2018-15754?
To fix CVE-2018-15754, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2018-15754 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2018-15754 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2018-15754?
CVE-2018-15754 affects Cloud Foundry UAA Release.
This platform uses data from the NIST NVD, MITRE CVE, MITRE CWE, First.org and CISA KEV but is not endorsed or certified by these entities. CVE is a registred trademark of the MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. CWE is a registred trademark of the MITRE Corporation and the authoritative source of CWE content is MITRE's CWE web site.
© 2025 Under My Watch. All Rights Reserved.