Sante DICOM Viewer Pro DCM File Parsing Use-After-Free Information Disclosure Vulnerability

May 4th, 2023
ZDI-23-527 ZDI-CAN-18863

CVE ID

CVE-2023-32135

CVSS Score

3.3 AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N

Affected Vendors

Sante

Affected Products

DICOM Viewer Pro

Vulnerability Details

This vulnerability allows remote attackers to disclose sensitive information on affected installations of Sante DICOM Viewer Pro. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file.

The specific flaw exists within the parsing of DCM files. The issue results from the lack of validating the existence of an object prior to performing operations on the object. An attacker can leverage this in conjunction with other vulnerabilities to execute arbitrary code in the context of the current process.

Additional Details

Fixed in Sante DICOM Editor 7.8.12 and Sante DICOM Viewer Pro 11.8.12


Disclosure Timeline

  • 2022-09-20 - Vulnerability reported to vendor
  • 2023-05-04 - Coordinated public release of advisory

Credit

Mat Powell of Trend Micro Zero Day Initiative

Back to Advisories