CVE-2017-8033 Path traversal in Cloud Controller API CAPI-release versions prior to v1.35.0 and cf-release versions prior to v268

High 7.8 Published Updated

A space developer can escalate privileges and write arbitrary files to the Cloud Controller VM via a crafted application push.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Local or same network only
Victim action needed
A user has to click or open something
Fix
None listed

What is CVE-2017-8033?

CVE-2017-8033 is a high-severity path traversal vulnerability in Cloud Controller API CAPI-release versions prior to v1.35.0 and cf-release versions prior to v268, published on 25 Jul 2017. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.

Official description

An issue was discovered in the Cloud Controller API in Cloud Foundry Foundation CAPI-release versions prior to v1.35.0 and cf-release versions prior to v268. A filesystem traversal vulnerability exists in the Cloud Controller that allows a space developer to escalate privileges by pushing a specially crafted application that can write arbitrary files to the Cloud Controller VM.

Weakness: CWE-22

Which versions are affected by CVE-2017-8033?

It affects 2 products.

Products include Cloudfoundry Capi-Release, Cloudfoundry Cf-Release.

How do I fix CVE-2017-8033?

No fix has been published for CVE-2017-8033 yet. Limit exposure of the affected software until one is available.

Upgrade, and resolve every user-supplied path against an allowed base folder before opening it. More about Path traversal.

Is CVE-2017-8033 being exploited?

There is no known exploitation of CVE-2017-8033 in the wild and no public exploit code.

Sources

Also known as GHSA-c8h4-2c59-gmm5.

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