CVE-2019-11208 TIBCO API Exchange Processes OAuth Incorrectly

Medium 6.4 Published Updated

Attackers can escalate privileges on specific endpoints by exploiting incorrect OAuth scope processing in TIBCO API Exchange Gateway.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2019-11208?

CVE-2019-11208 is a medium-severity authentication bypass vulnerability in TIBCO API Exchange Gateway, published on 8 Aug 2019. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

The authorization component of TIBCO Software Inc.'s TIBCO API Exchange Gateway, and TIBCO API Exchange Gateway Distribution for TIBCO Silver Fabric contains a vulnerability that theoretically processes OAuth authorization incorrectly, leading to potential escalation of privileges for the specific customer endpoint, when the implementation uses multiple scopes. This issue affects: TIBCO Software Inc.'s TIBCO API Exchange Gateway version 2.3.1 and prior versions, and TIBCO API Exchange Gateway Distribution for TIBCO Silver Fabric version 2.3.1 and prior versions.

Which versions are affected by CVE-2019-11208?

It affects 1 product.

Products include Tibco Api Exchange Gateway.

How do I fix CVE-2019-11208?

No fix has been published for CVE-2019-11208 yet. Limit exposure of the affected software until one is available.

Upgrade, and rotate credentials and sessions that may have been exposed. More about Authentication bypass.

Is CVE-2019-11208 being exploited?

There is no known exploitation of CVE-2019-11208 in the wild and no public exploit code.

Sources

Also known as GHSA-rx4w-m767-65fw.

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