CVE-2018-15795: CredHub Service Broker uses guessable client secret

Severity: high (CVSS 8.1 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.3% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2018-11-13 · updated 2026-06-17
Weakness: CWE-338

Description

Pivotal CredHub Service Broker, versions prior to 1.1.0, uses a guessable form of random number generation in creating service broker's UAA client. A remote malicious user may guess the client secret and obtain or modify credentials for users of the CredHub Service.

Affected products

Pivotal Cloud Foundry CredHub Service Broker: before 1.1.0 — fixed in 1.1.0

How to fix

Upgrade to a fixed version: Pivotal Cloud Foundry CredHub Service Broker 1.1.0. Check the vendor advisory for mitigations.

References

http://www.securityfocus.com/bid/105915
https://pivotal.io/security/cve-2018-15795
http://www.securityfocus.com/bid/105915
https://pivotal.io/security/cve-2018-15795

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