Remote code execution in TeamViewer



Risk High
Patch available YES
Number of vulnerabilities 1
CVE-ID N/A
CWE-ID CWE-427
Exploitation vector Network
Public exploit N/A
Vulnerable software
 TeamViewer
Client/Desktop applications / Other client software

Vendor TeamViewer

Security Bulletin

This security bulletin contains one high risk vulnerability.

1) Insecure DLL loading

EUVDB-ID: #VU9565

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: N/A

CWE-ID: CWE-427 - Uncontrolled Search Path Element

Exploit availability: No

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

CPE2.3 External links

https://github.com/gellin/TeamViewer_Permissions_Hook_V1


Q & A

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.



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