CVE-2019-0283 : Security Advisory and Response

SAP NetWeaver Process Integration (Adapter Engine) versions 7.10 to 7.11, 7.30, 7.31, 7.40, and 7.50 are affected by a vulnerability known as Digital Signature Spoofing. This vulnerability allows for the spoofing of XML signatures and the transmission of arbitrary requests to the server through the PI Axis adapter.

Understanding CVE-2019-0283

This CVE involves a security issue in SAP NetWeaver Process Integration (Adapter Engine) that could potentially lead to unauthorized access and data manipulation.

What is CVE-2019-0283?

CVE-2019-0283 is a vulnerability in SAP NetWeaver Process Integration (Adapter Engine) that enables attackers to spoof XML signatures and send unauthorized requests to the server.

The Impact of CVE-2019-0283

The vulnerability allows malicious actors to manipulate XML signatures and send modified requests to the server, potentially leading to unauthorized access and data compromise.

Technical Details of CVE-2019-0283

SAP NetWeaver Process Integration (Adapter Engine) versions 7.10 to 7.11, 7.30, 7.31, 7.40, and 7.50 are susceptible to Digital Signature Spoofing.

Vulnerability Description

The vulnerability in SAP NetWeaver Process Integration (Adapter Engine) allows for the spoofing of XML signatures, enabling the transmission of unauthorized requests to the server through the PI Axis adapter.

Affected Systems and Versions

Product: SAP NetWeaver Process Integration (Adapter Engine)
Vendor: SAP SE
Vulnerable Versions: 7.10 to 7.11, 7.30, 7.31, 7.40, 7.50

Exploitation Mechanism

Attackers can exploit this vulnerability by manipulating XML signatures and sending altered requests to the server via the PI Axis adapter, which accepts these requests even if the payload has been modified.

Mitigation and Prevention

It is crucial to take immediate steps to address and prevent the exploitation of CVE-2019-0283.

Immediate Steps to Take

Apply security patches provided by SAP to fix the vulnerability.
Monitor and restrict access to the affected systems.
Implement network segmentation to limit the impact of potential attacks.

Long-Term Security Practices

Regularly update and patch SAP NetWeaver Process Integration to prevent future vulnerabilities.
Conduct security assessments and penetration testing to identify and address any security gaps.

Patching and Updates

Ensure all systems running SAP NetWeaver Process Integration are updated with the latest security patches.
Stay informed about security advisories from SAP and apply recommended updates promptly.