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Debian: CVE-2020-26117: tigervnc -- security update

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Debian: CVE-2020-26117: tigervnc -- security update

Severity
6
CVSS
(AV:N/AC:M/Au:N/C:P/I:P/A:N)
Published
09/27/2020
Created
10/09/2020
Added
10/08/2020
Modified
10/19/2020

Description

In rfb/CSecurityTLS.cxx and rfb/CSecurityTLS.java in TigerVNC before 1.11.0, viewers mishandle TLS certificate exceptions. They store the certificates as authorities, meaning that the owner of a certificate could impersonate any server after a client had added an exception.

Solution(s)

  • debian-upgrade-tigervnc

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