full-disclosure - [FD] PC-Doctor Toolbox before 7.3 has an Uncontrolled Search Path Element

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Message-ID: <03c801d52697$2a831ad0$7f895070$@pc-doctor.com>
Date: Wed, 19 Jun 2019 05:04:38 -0700 (PDT)
From: Micah Wiseley <micah@...doctor.com>
To: <fulldisclosure@...lists.org>
Subject: [FD] PC-Doctor Toolbox before 7.3 has an Uncontrolled Search Path
	Element

Full Disclosure

I. VULNERABILITY
-------------------------
Uncontrolled search path element vulnerability in PC-Doctor Toolbox prior
to version 7.3 allows local users to gain privileges and conduct DLL
hijacking attacks via a trojan horse DLL located in an unsecured directory
which has been added to the PATH environment variable.

II. CVE REFERENCE
-------------------------
CVE-2019-12280

III. VENDOR
-------------------------
PC-Doctor, Inc.

IV. Affected Products

-------------------------

PC-Doctor Toolbox for Windows

Also re-branded as:

  CORSAIR ONE Diagnostics
  CORSAIR Diagnostics
  Staples EasyTech Diagnostics
  Tobii I-Series Diagnostic Tool
  Tobii Dynavox Diagnostic Tool

V. TIMELINE
-------------------------
May 03, 2019 Vulnerability reported to PC-Doctor, Inc.

May 04, 2019 Vulnerability confirmed by PC-Doctor, Inc.

May 17, 2019 PC-Doctor, Inc. identified additional attack vectors in third
party dependencies.

June 11, 2019 PC-Doctor Toolbox for Windows 7.3 released to OEM customers
for testing.

June 12, 2019 PC-Doctor Toolbox for Windows 7.3 released to retail
end-users.

June 19, 2019 Disclosure published.

VI. CREDIT
-------------------------
Peleg Hadar from SafeBreach, Inc.

VII. SOLUTION
-------------------------
Upgrade to version 7.3 of PC-Doctor Toolbox (or re-branded products)

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