CVE-2018-2367 Path traversal in SAP BASIS (ABAP File Interface)

High 8.8 Published Updated

An attacker can exploit insufficient path validation in SAP BASIS ABAP File Interface to traverse directories and access or modify unauthorized files.

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-2018-2367?

CVE-2018-2367 is a high-severity path traversal vulnerability in SAP BASIS (ABAP File Interface), published on 1 Mar 2018. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

ABAP File Interface in, SAP BASIS, from 7.00 to 7.02, from 7.10 to 7.11, 7.30, 7.31, 7.40, from 7.50 to 7.52, allows an attacker to exploit insufficient validation of path information provided by users, thus characters representing "traverse to parent directory" are passed through to the file APIs.

Weakness: CWE-22

Which versions are affected by CVE-2018-2367?

It affects 1 product.

Products include Sap Business Application Software Integrated Solution.

How do I fix CVE-2018-2367?

No fix has been published for CVE-2018-2367 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-2018-2367 being exploited?

There is no known exploitation of CVE-2018-2367 in the wild and no public exploit code.

Sources

Also known as GHSA-r33j-jx63-m9vf.

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