SB2016120703 - Authentication bypass in Cloud Foundry
Published: December 7, 2016 Updated: July 11, 2019
Security Bulletin ID
SB2016120703
CSH Severity
High
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Improper Authentication (CVE-ID: CVE-2016-6659)
CWE-ID: CWE-287 - Improper Authentication
CVSSv4: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
The vulnerability allows a remote attacker to bypass authentication process.
The vulnerability exists due to improper authentication. A remote attacker can gain privileges by accessing UAA logs and subsequently running a specially crafted application that interacts with a configured SAML provider.
Remediation
Install update from vendor's website.
References
- https://www.cloudfoundry.org/cve-2016-6659/
- https://github.com/cloudfoundry-attic/cf-release/releases/tag/v248
- https://github.com/cloudfoundry/uaa/releases/tag/3.9.3
- https://github.com/cloudfoundry/uaa/releases/tag/3.6.5
- https://github.com/cloudfoundry/uaa/releases/tag/2.7.4.12
- https://github.com/cloudfoundry/uaa-release/releases/tag/v24
- https://github.com/cloudfoundry/uaa-release/releases/tag/v13.9