Advisory Details

March 15th, 2021

SAP 3D Visual Enterprise Viewer CGM File Parsing Stack-based Buffer Overflow Remote Code Execution Vulnerability

ZDI-21-288
ZDI-CAN-12078

CVE ID CVE-2021-27585
CVSS SCORE 7.8, AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
AFFECTED VENDORS SAP
AFFECTED PRODUCTS 3D Visual Enterprise Viewer
VULNERABILITY DETAILS

This vulnerability allows remote attackers to execute arbitrary code on affected installations of SAP 3D Visual Enterprise Viewer. 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 CGM files. The issue results from the lack of proper validation of the length of user-supplied data prior to copying it to a fixed-length stack-based buffer. An attacker can leverage this vulnerability to execute code in the context of the current process.

ADDITIONAL DETAILS

Fixed in SAP 3D Visual Enterprise Viewer 9.0 FP10 MP2


DISCLOSURE TIMELINE
  • 2020-11-13 - Vulnerability reported to vendor
  • 2021-03-15 - Coordinated public release of advisory
CREDIT rgod
BACK TO ADVISORIES