Advisory Details

October 25th, 2022

(0Day) Corel CorelDRAW Graphics Suite PCX File Parsing Out-Of-Bounds Write Remote Code Execution Vulnerability

ZDI-22-1475
ZDI-CAN-16372

CVE ID CVE-2022-43617
CVSS SCORE 7.8, (AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H)
AFFECTED VENDORS Corel
AFFECTED PRODUCTS CorelDRAW Graphics Suite
VULNERABILITY DETAILS

This vulnerability allows remote attackers to execute arbitrary code on affected installations of Corel CorelDRAW Graphics Suite. 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 PCX 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

01/26/22 – ZDI reported the vulnerability to the vendor.

01/27/22 – The vendor acknowledged the report.

08/24/22 – ZDI asked for an update.

10/20/22 – ZDI informed the vendor that the case will be published as a zero-day advisory on 10/25/22.

-- Mitigation: Given the nature of the vulnerability, the only salient mitigation strategy is to restrict interaction with the application.


DISCLOSURE TIMELINE
  • 2022-01-26 - Vulnerability reported to vendor
  • 2022-10-25 - Coordinated public release of advisory
CREDIT Michael DePlante (@izobashi) of Trend Micro's Zero Day Initiative
BACK TO ADVISORIES