CVE-2019-18988 · Severity: critical · CVSS 7 · Exploited in the wild · Published 2021-11-03
TeamViewer Desktop uses a shared AES key across all installations for encrypting sensitive configuration data, including the OptionsPasswordAES and, in older versions, the Unattended Access password. An attacker with local access or access to exported registry/configuration files can use this known key to decrypt credentials and bypass remote-login access controls.
Yes. CVE-2019-18988 is known to be exploited in the wild, first recorded on 3 November 2021. Treat it as urgent.
How severe is CVE-2019-18988?
Critical severity, with a CVSS score of 7, published 3 November 2021.
Which products and versions are affected?
TeamViewer TeamViewer Desktop through 14.7.1965.
Is there a fix for CVE-2019-18988?
No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.
How is CVE-2019-18988 attacked?
It is attacked with local access, in a network appliance.
Am I affected by CVE-2019-18988?
Check whether you run Teamviewer Desktop. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.
Affected products
TeamViewer TeamViewer Desktop through 14.7.1965
Timeline
2020-02-07: disclosed: NVD Published Date
2021-11-03: kev added: Added to CISA Known Exploited Vulnerabilities Catalog