In TigerVNC 1.7.1 (SSecurityPlain.cxx SSecurityPlain::processMsg), unauthenticated users can crash the server by sending long usernames.
https://security.gentoo.org/glsa/201801-13
https://github.com/TigerVNC/tigervnc/pull/440
https://access.redhat.com/errata/RHSA-2017:2000
http://www.securityfocus.com/bid/97305
Source: Mitre, NVD
Published: 2017-04-01
Updated: 2018-01-13
Base Score: 5
Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:P
Severity: Medium
Base Score: 7.5
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Severity: High