CVE-2017-12722 : Vulnerability Insights and Analysis

A problem with reading data beyond the designated memory boundaries has been identified in the Smiths Medical Medfusion 4000 Wireless Syringe Infusion Pump, specifically in Versions 1.1, 1.5, and 1.6. The issue arises from a component, not developed by Smiths Medical, which reads memory in an unauthorized manner. This unauthorized reading causes the communications module to malfunction. Smiths Medical has determined that this malfunction of the communications module will not affect the functioning of the therapeutic module.

Understanding CVE-2017-12722

An Out-of-bounds Read issue was discovered in Smiths Medical Medfusion 4000 Wireless Syringe Infusion Pump, Version 1.1, 1.5, and 1.6. A third-party component used in the pump reads memory out of bounds, causing the communications module to crash. Smiths Medical assesses that the crash of the communications module would not impact the operation of the therapeutic module.

What is CVE-2017-12722?

The CVE-2017-12722 vulnerability involves reading data beyond designated memory boundaries in the Smiths Medical Medfusion 4000 Wireless Syringe Infusion Pump.
Versions 1.1, 1.5, and 1.6 of the pump are specifically affected.

The Impact of CVE-2017-12722

Unauthorized reading of memory by a third-party component leads to the malfunction of the communications module.
Despite the malfunction, the therapeutic module's functionality remains unaffected.

Technical Details of CVE-2017-12722

An Out-of-bounds Read vulnerability in the Smiths Medical Medfusion 4000 Wireless Syringe Infusion Pump has the following technical details:

Vulnerability Description

The issue stems from a third-party component reading memory beyond authorized boundaries.
This action causes the communications module to crash.

Affected Systems and Versions

Smiths Medical Medfusion 4000 Wireless Syringe Infusion Pump Versions 1.1, 1.5, and 1.6 are impacted.

Exploitation Mechanism

Exploiting this vulnerability involves triggering the unauthorized memory reading by the third-party component.

Mitigation and Prevention

Taking immediate steps and implementing long-term security practices are crucial to addressing CVE-2017-12722.

Immediate Steps to Take

Monitor vendor communications for patches or workarounds.
Implement network segmentation to limit exposure.
Consider disabling affected devices until a patch is available.

Long-Term Security Practices

Regularly update firmware and software to the latest versions.
Conduct security assessments and penetration testing on medical devices.

Patching and Updates

Apply patches provided by Smiths Medical promptly to mitigate the vulnerability.