Advisory Details

August 23rd, 2022

(Pwn2Own) Softing Secure Integration Server wbemcomn Uncontrolled Search Path Element Privilege Escalation Vulnerability

ZDI-22-1154
ZDI-CAN-17234

CVE ID CVE-2022-2334
CVSS SCORE 7.2, AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
AFFECTED VENDORS Softing
AFFECTED PRODUCTS Secure Integration Server
VULNERABILITY DETAILS

This vulnerability allows remote attackers to escalate privileges on affected installations of Softing Secure Integration Server. An attacker must first obtain the ability to execute high-privileged code on the target system in order to exploit this vulnerability.

The specific flaw exists within the handling of project files. The service loads a DLL file from an unsecured location. An attacker can leverage this vulnerability to execute arbitrary code in the context of SYSTEM.

ADDITIONAL DETAILS Softing has issued an update to correct this vulnerability. More details can be found at:
https://industrial.softing.com/fileadmin/psirt/downloads/syt-2022-5.html
DISCLOSURE TIMELINE
  • 2022-05-10 - Vulnerability reported to vendor
  • 2022-08-23 - Coordinated public release of advisory
CREDIT Chris Anastasio (muffin) and Steven Seeley (mr_me) of Incite Team
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