CVE-2018-15795 CredHub Service Broker uses guessable client secret
Attackers can guess the service broker's client secret to obtain or modify user credentials in Pivotal CredHub Service Broker.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2018-15795?
CVE-2018-15795 is a high-severity vulnerability in Pivotal Cloud Foundry CredHub Service Broker, published on 13 Nov 2018. It can only be exploited from the same machine or local network, with no action from the victim.
Official 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.
Weakness: CWE-338
Which versions are affected by CVE-2018-15795?
2 open source packages ship an affected version, including org.springframework.credhub:spring-credhub-core. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
org.springframework.credhub:spring-credhub-core Maven | All versions | 1.1.0 |
org.springframework.credhub:spring-credhub-core Maven | All versions | 1.1.0 |
Products include Pivotal Software Credhub Service Broker.
How do I fix CVE-2018-15795?
Upgrade org.springframework.credhub:spring-credhub-core to 1.1.0 or later.
Is CVE-2018-15795 being exploited?
There is no known exploitation of CVE-2018-15795 in the wild and no public exploit code.
Sources
Also known as GHSA-q3jg-4c82-j4xh.