CVE-2023-29108 IP filter vulnerability in ABAP Platform and SAP Web Dispatcher

Medium 5.0 Published Updated

Erroneous IP netmask handling in SAP Web Dispatcher allows unauthorized access to backend applications from unwanted sources.

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-2023-29108?

CVE-2023-29108 is a medium-severity authentication bypass vulnerability in ABAP Platform and SAP Web Dispatcher, published on 11 Apr 2023. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

The IP filter in ABAP Platform and SAP Web Dispatcher - versions WEBDISP 7.85, 7.89, KERNEL 7.85, 7.89, 7.91, may be vulnerable by erroneous IP netmask handling. This may enable access to backend applications from unwanted sources.

Weakness: CWE-923

Which versions are affected by CVE-2023-29108?

It affects 2 products.

Products include Sap Abap Platform Kernel, Sap Web Dispatcher.

How do I fix CVE-2023-29108?

No fix has been published for CVE-2023-29108 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-2023-29108 being exploited?

There is no known exploitation of CVE-2023-29108 in the wild and no public exploit code.

Sources

Also known as GHSA-9mr4-44xj-v8rg.

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