Debian DSA-3936-1 : postgresql-9.6 - security update

critical Nessus Plugin ID 102443

Synopsis

The remote Debian host is missing a security-related update.

Description

Several vulnerabilities have been found in the PostgreSQL database system :

- CVE-2017-7546 In some authentication methods empty passwords were accepted.

- CVE-2017-7547 User mappings could leak data to unprivileged users.

- CVE-2017-7548 The lo_put() function ignored ACLs.

For more in-depth descriptions of the security vulnerabilities, please see https://www.postgresql.org/about/news/1772/

Solution

Upgrade the postgresql-9.6 packages.

For the stable distribution (stretch), these problems have been fixed in version 9.6.4-0+deb9u1.

See Also

https://security-tracker.debian.org/tracker/CVE-2017-7546

https://security-tracker.debian.org/tracker/CVE-2017-7547

https://security-tracker.debian.org/tracker/CVE-2017-7548

https://www.postgresql.org/about/news/1772/

https://packages.debian.org/source/stretch/postgresql-9.6

https://www.debian.org/security/2017/dsa-3936

Plugin Details

Severity: Critical

ID: 102443

File Name: debian_DSA-3936.nasl

Version: 3.11

Type: local

Agent: unix

Published: 8/14/2017

Updated: 1/4/2021

Supported Sensors: Frictionless Assessment Agent, Nessus Agent, Agentless Assessment, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

CVSS v2

Risk Factor: High

Base Score: 7.5

Temporal Score: 5.5

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

CPE: cpe:/o:debian:debian_linux:9.0, p-cpe:/a:debian:debian_linux:postgresql-9.6

Required KB Items: Host/local_checks_enabled, Host/Debian/release, Host/Debian/dpkg-l

Exploit Ease: No known exploits are available

Patch Publication Date: 8/10/2017

Reference Information

CVE: CVE-2017-7546, CVE-2017-7547, CVE-2017-7548

DSA: 3936