Advisory

SAP takes the security of its vast product portfolio very seriously and thus releases security fixes for vulnerabilities reported by external researchers and their customers every second Tuesday of the month.

SAP Note 2915126 was released on 09.06.2020 and deals with "[CVE-2020-6260] Incomplete XML Validation in SAP Solution Manager (Trace Analysis)" within Java. We advice you to follow the instructions, to resolve information disclosure with a medium potential for exploitation in component SV-SMG-DIA-APP-TA.

According to SAP Security Advisory team a workaround does not exist. It is advisable to implement the correction as monthly patch process.

Information disclosure is when an application fails to properly protect sensitive and confidential information from parties that are not supposed to have access to the subject matter in normal circumstances.
Carefully review every information disclosure vulnerablity in regards to disclosure obligations post-GDPR for ‘Personal data’ under the Data Protection Act 2018.

Risk specification

This note handles two similar problem in SAP Solution manager. An incomplete XML validation allows an unautheticated attacker to inject data into the application that could later be displayed and allows an unatuthenticated attacker to inject data into a trace file.

Solution

The application now properly validated the xml data and no longer allows to write unauthorized data into the trace file.

Affected System

SAP Netweaver Application Server Java is part of the SAP NetWeaver Application Platform. It provides the complete infrastructure for deploying and running Java applications.

The AS Java Home: SAP Netweaver Application Server Java wiki
A dedicated SAP NetWeaver 7.40 Application Server for Java Security Guide exists.

The advisory is valid for

LM-SERVICE 7.20 ¹³

Releated advisories

Disclaimer

SecurityBridge takes the security of SAP products very seriously. We very much encourage the responsible disclosure of security vulnerabilities. If you have detected a vulnerability concerning one of the SAP software products – either in the latest or in a former product version follow the guidelines and processes in accordance with the SAP portal page “Report a Security Vulnerability to SAP”.

The advisories found within the SecurityBridge advisory are generated and continuously enriched by our Team at SecurityBridge and affiliated security consultants, partners, customers of the SecurityBridge Platform, SAP support, and advisory groups.

We do not disclose zero-day vulnerabilities unless a security patch has been made available to the public. In such case, the platform only provides details on which version or signature updates are available within the SecurityBridge platform in order to monitor or measure the vulnerability.

In accordance with SAP guidelines, SecurityBridge only discloses issues where the fixing security note has been released. The vulnerability platform makes no references to available exploits or Proof of Concepts (PoC). Advisories and vulnerabilities will always mention the fixing security note or hints to the corresponding SAP documentation.

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Notifications

Affected system Java

CVSS 6.5

Component SV-SMG-DIA-APP-TA

Patch Day2020-06

Released on2020/06/09

SAP Note 2915126

Workaround No

Advisory

Risk specification

Solution

Affected System

Disclaimer

_{Affected system}
Java

_CVSS
6.5

_Component
SV-SMG-DIA-APP-TA

_{Patch Day}
2020-06

_{Released
on}
2020/06/09

_{SAP Note}
2915126

_Workaround
No