Rapid7 Vulnerability & Exploit Database

USN-695-1: shadow vulnerability

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USN-695-1: shadow vulnerability

Severity
7
CVSS
(AV:L/AC:L/Au:N/C:C/I:C/A:C)
Published
12/08/2008
Created
07/25/2018
Added
05/06/2013
Modified
07/09/2020

Description

/bin/login in shadow 4.0.18.1 in Debian GNU/Linux, and probably other Linux distributions, allows local users in the utmp group to overwrite arbitrary files via a symlink attack on a temporary file referenced in a line (aka ut_line) field in a utmp entry.

Solution(s)

  • ubuntu-upgrade-login

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