GoCD Pre-Auth Takeover Of Build Pipelines



Application Details

GoCD is an open-source tool which is used in software development to help teams and organisations automate the continuous delivery (CD) of software.

Vulnerability

GoCD has a vulnerability that lets unauthenticated attackers leak highly sensitive information from a vulnerable GoCD Server instance.


Identification

By sending a specially crafted request it is possible to read the contents of the /etc/passwd file of a GoCD server. All requests that begin with /add-on are not authenticated and let through.


pluginName=../../../etc/passwd

Detection

By turning this vulnerability into a traffic file and matching rule, we are able to detect attempts to leak sensitive information.


Coverage

Idappcom has created signature 8021991 along with a traffic file.


References

Sonarsource Blog

CISA


Traffic IQ

If you are concerned that your business may be at risk of this vulnerability or others why not try out our Traffic IQ software which can share your defences and report any issues. Learn more here: https://www.idappcom.co.uk/traffic-iq-professional