CVE-2020-26816 Information disclosure in SAP NetWeaver AS JAVA (Key Storage Service)

What is CVE-2020-26816?

CVE-2020-26816 is a medium-severity vulnerability in Sap Netweaver Application Server Java, published on 9 Dec 2020. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

SAP AS JAVA (Key Storage Service), versions - 7.10, 7.11, 7.20 ,7.30, 7.31, 7.40, 7.50, has the key material which is stored in the SAP NetWeaver AS Java Key Storage service stored in the database in the DER encoded format and is not encrypted. This enables an attacker who has administrator access to the SAP NetWeaver AS Java to decode the keys because of missing encryption and get some application data and client credentials of adjacent systems. This highly impacts Confidentiality as information disclosed could contain client credentials of adjacent systems.

Weakness: CWE-312

Which versions are affected by CVE-2020-26816?

It affects 1 product.

Products include Sap Netweaver Application Server Java.

How do I fix CVE-2020-26816?

No fix has been published for CVE-2020-26816 yet. Limit exposure of the affected software until one is available.

Is CVE-2020-26816 being exploited?

There is no known exploitation of CVE-2020-26816 in the wild and no public exploit code.

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-m82p-m5vr-cmhm.