Vulnerability identifier: #VU9565
Vulnerability risk: High
CVSSv4.0: 5.7 [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:
CWE-ID:
CWE-427
Exploitation vector: Network
Exploit availability: No
Vulnerable software:
TeamViewer
Client/Desktop applications /
Other client software
Vendor: TeamViewer
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.
Mitigation
Install update from vendor's website.
Vulnerable software versions
TeamViewer: 13.0.5058
External links
https://github.com/gellin/TeamViewer_Permissions_Hook_V1
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.