Insecure DLL loading in TeamViewer Remote Full Client for Windows - #VU9565
Published: December 7, 2017
Vulnerability identifier: #VU9565
CSH Severity: High
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
CVE-ID: N/A
CWE-ID: CWE-427
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: TeamViewer
Affected software:
TeamViewer Remote Full Client for Windows
TeamViewer Remote Full Client for Windows
Detailed vulnerability description
The vulnerability allows a remote attacker to compromise vulnerable system.
The vulnerability exists due to insecure C++ .dll loading mechanism when opening files. A remote attacker can place a file along with specially crafted .dll file on a remote SBM or WebDAV share, trick the victim into opening it, change TeamViewer permissions and execute arbitrary code on the target system with privileges of the current victim.
Successful exploitation of the vulnerability may result in system compromise.
Remediation
Install update from vendor's website.