CVE-2020-6286 Path traversal in SAP NetWeaver AS JAVA (LM Configuration Wizard)

What is CVE-2020-6286?

CVE-2020-6286 is a medium-severity path traversal vulnerability in Sap Netweaver Application Server Java, published on 14 Jul 2020. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

The insufficient input path validation of certain parameter in the web service of SAP NetWeaver AS JAVA (LM Configuration Wizard), versions - 7.30, 7.31, 7.40, 7.50, allows an unauthenticated attacker to exploit a method to download zip files to a specific directory, leading to Path Traversal.

Weakness: CWE-22

Which versions are affected by CVE-2020-6286?

It affects 1 product.

Products include Sap Netweaver Application Server Java.

How do I fix CVE-2020-6286?

No fix has been published for CVE-2020-6286 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-2020-6286 being exploited?

There is no known exploitation of CVE-2020-6286 in the wild and no public exploit code.

Public exploit code: 1 proofs of concept on GitHub.

Other vulnerabilities in Sap Netweaver Application Server Java

• CVE-2020-6287 SAP NetWeaver Missing Authentication for Critical Function Exploited Critical 10.0
• CVE-2010-5326 SAP NetWeaver Remote Code Execution Exploited Critical 10.0
• CVE-2016-2386 SAP NetWeaver SQL Injection Exploited Critical 9.8
• CVE-2017-12637 SAP NetWeaver Directory Traversal Exploited High 7.5
• CVE-2016-3976 SAP NetWeaver Directory Traversal Exploited High 7.5

All Sap Netweaver Application Server Java vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-xp68-m4r3-hpqf.