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PostgreSQL: CVE-2019-3466: pg_ctlcluster script in postgresql-common does not drop privileges when creating socket/statistics temporary directories

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PostgreSQL: CVE-2019-3466: pg_ctlcluster script in postgresql-common does not drop privileges when creating socket/statistics temporary directories

Severity
7
CVSS
(AV:L/AC:L/Au:N/C:C/I:C/A:C)
Published
11/20/2019
Created
12/06/2019
Added
12/05/2019
Modified
11/26/2021

Description

The pg_ctlcluster script in postgresql-common in versions prior to 210 didn't drop privileges when creating socket/statistics temporary directories, which could result in local privilege escalation.

Solution(s)

  • postgres-upgrade-10_11
  • postgres-upgrade-11_6
  • postgres-upgrade-12_1

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