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CVE-2016-1255

Published: 20 December 2016

The pg_ctlcluster script in postgresql-common package in Debian wheezy before 134wheezy5, in Debian jessie before 165+deb8u2, in Debian unstable before 178, in Ubuntu 12.04 LTS before 129ubuntu1.2, in Ubuntu 14.04 LTS before 154ubuntu1.1, in Ubuntu 16.04 LTS before 173ubuntu0.1, in Ubuntu 17.04 before 179ubuntu0.1, and in Ubuntu 17.10 before 184ubuntu1.1 allows local users to gain root privileges via a symlink attack on a logfile in /var/log/postgresql.

Priority

Medium

Cvss 3 Severity Score

7.8

Score breakdown

Status

Package Release Status
postgresql-common
Launchpad, Ubuntu, Debian
artful Not vulnerable
(184ubuntu1)
precise Ignored
(end of life)
trusty
Released (154ubuntu1.1)
upstream
Released (178)
xenial
Released (173ubuntu0.1)
yakkety Ignored
(end of life)
zesty Not vulnerable
(179)
Patches:
upstream: https://anonscm.debian.org/cgit/pkg-postgresql/postgresql-common.git/commit/?id=c8989206ec360f19

Severity score breakdown

Parameter Value
Base score 7.8
Attack vector Local
Attack complexity Low
Privileges required Low
User interaction None
Scope Unchanged
Confidentiality High
Integrity impact High
Availability impact High
Vector CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H