CVE-2016-3635 Auth bypass in n/a

High 7.5 Published Updated

Authenticated users can bypass UCON access controls to execute arbitrary Remote Function Modules in SAP NetWeaver.

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-2016-3635?

CVE-2016-3635 is a high-severity authentication bypass vulnerability in Sap Netweaver, published on 13 Oct 2016. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

SAP Netweaver 7.4 allows remote authenticated users to bypass an intended Unified Connectivity (UCON) access control list and execute arbitrary Remote Function Modules (RFM) by leveraging a connection created from earlier execution of an anonymous RFM included in a Communication Assembly, aka SAP Security Note 2139366.

Weakness: CWE-284

Which versions are affected by CVE-2016-3635?

It affects 1 product.

Products include Sap Netweaver.

How do I fix CVE-2016-3635?

No fix has been published for CVE-2016-3635 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-2016-3635 being exploited?

There is no known exploitation of CVE-2016-3635 in the wild and no public exploit code.

All Sap Netweaver vulnerabilities

Sources

Also known as GHSA-hh9w-j6fc-233m.

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