Santesoft Sante FFT Imaging

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1. EXECUTIVE SUMMARY

• CVSS v3 7.8
• ATTENTION: Low attack complexity
• Vendor: Santesoft
• Equipment: Sante FFT Imaging
• Vulnerability: Out-of-Bounds Write

2. RISK EVALUATION

Successful exploitation of this vulnerability could allow a local attacker to execute arbitrary code once a user opens a malicious DCM file on affected FFT Imaging installations.

3. TECHNICAL DETAILS

3.1 AFFECTED PRODUCTS

The following Santesoft products are affected:

• Sante FFT Imaging: Versions 1.4.1 and prior

3.2 Vulnerability Overview

3.2.1 OUT-OF-BOUNDS WRITE CWE-787

On Santesoft Sante FFT Imaging versions 1.4.1 and prior once a user opens a malicious DCM file on affected FFT Imaging installations, a local attacker could perform an out-of-bounds write, which could allow for arbitrary code execution.

CVE-2024-1696 has been assigned to this vulnerability. A CVSS v3.1 base score of 7.8 has been calculated; the CVSS vector string is (AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H).

3.3 BACKGROUND

• CRITICAL INFRASTRUCTURE SECTORS: Healthcare and Public Health
• COUNTRIES/AREAS DEPLOYED: Worldwide
• COMPANY HEADQUARTERS LOCATION: Cyprus

3.4 RESEARCHER

Michael Heinzl reported this vulnerability to CISA.

4. MITIGATIONS

Santesoft released an updated version of their product and recommends users update Sante FFT Imaging to v1.4.2 or later.

CISA recommends users take the following measures to protect themselves from social engineering attacks:

• Do not click web links or open attachments in unsolicited email messages.
• Refer to Recognizing and Avoiding Email Scams for more information on avoiding email scams.
• Refer to Avoiding Social Engineering and Phishing Attacks for more information on social engineering attacks.

CISA reminds organizations to perform proper impact analysis and risk assessment prior to deploying defensive measures.

CISA also provides a section for control systems security recommended practices on the ICS webpage on cisa.gov/ics. Several CISA products detailing cyber defense best practices are available for reading and download, including Improving Industrial Control Systems Cybersecurity with Defense-in-Depth Strategies.

CISA encourages organizations to implement recommended cybersecurity strategies for proactive defense of ICS assets.

Additional mitigation guidance and recommended practices are publicly available on the ICS webpage at cisa.gov/ics in the technical information paper, ICS-TIP-12-146-01B--Targeted Cyber Intrusion Detection and Mitigation Strategies.

Organizations observing suspected malicious activity should follow established internal procedures and report findings to CISA for tracking and correlation against other incidents.

No known public exploitation specifically targeting this vulnerability has been reported to CISA at this time. This vulnerability is not exploitable remotely.

5. UPDATE HISTORY

• March 05, 2024: Initial Publication