Information disclosure in TeamViewer

1) Information disclosure

EUVDB-ID: #VU14011

Risk: Low

CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2018-14333

CWE-ID: CWE-200 - Information exposure

Exploit availability: No

Description

The vulnerability allows a remote attacker to obtain potentially sensitive information.

The vulnerability exists due to storing of a password in Unicode format within TeamViewer.exe process memory between "[00 88] and "[00 00 00]" delimiters. A remote attacker can leverage an unattended workstation on which TeamViewer has disconnected but remains running and access arbitrary data.

Mitigation

Install update from vendor's website.

Vulnerable software versions

TeamViewer: All versions

External links

http://github.com/vah13/extractTVpasswords

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.