Advisory Details

September 10th, 2020

SAP 3D Visual Enterprise Viewer PDF File Parsing Untrusted Pointer Dereference Remote Code Execution Vulnerability

ZDI-20-1150
ZDI-CAN-11294

CVE ID CVE-2020-6344
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 PDF files. The issue results from the lack of proper validation of a user-supplied value prior to dereferencing it as a pointer. An attacker can leverage this vulnerability to execute code in the context of the current process.

ADDITIONAL DETAILS SAP has issued an update to correct this vulnerability. More details can be found at:
https://wiki.scn.sap.com/wiki/pages/viewpage.action?pageId=557449700
DISCLOSURE TIMELINE
  • 2020-07-01 - Vulnerability reported to vendor
  • 2020-09-10 - Coordinated public release of advisory
CREDIT Francis Provencher {PRL}
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