Sante DICOM Viewer Pro DCM File Parsing Out-Of-Bounds Write Remote Code Execution Vulnerability

June 8th, 2023
ZDI-23-854 ZDI-CAN-21125

CVE ID

CVE-2023-34295

CVSS Score

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

Affected Vendors

Sante

Affected Products

DICOM Viewer Pro

Vulnerability Details

This vulnerability allows remote attackers to execute arbitrary code 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 proper validation of user-supplied data, which can result in a write past the end of an allocated object. An attacker can leverage this vulnerability to execute code in the context of the current process.

Additional Details

Fixed in 12.2.4.


Disclosure Timeline

  • 2023-05-17 - Vulnerability reported to vendor
  • 2023-06-08 - Coordinated public release of advisory

Credit

Mat Powell of Trend Micro Zero Day Initiative

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