CentOS 7 : cups (CESA-2020:1050)

high Nessus Plugin ID 135325

Synopsis

The remote CentOS host is missing one or more security updates.

Description

The remote Redhat Enterprise Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2020:1050 advisory.

- cups: Local privilege escalation to root due to insecure environment variable handling (CVE-2018-4180)

- cups: Manipulation of cupsd.conf by a local attacker resulting in limited reads of arbitrary files as root (CVE-2018-4181)

- cups: Predictable session cookie breaks CSRF protection (CVE-2018-4700)

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

Solution

Update the affected cups packages.

See Also

http://www.nessus.org/u?53855bc8

Plugin Details

Severity: High

ID: 135325

File Name: centos_RHSA-2020-1050.nasl

Version: 1.4

Type: local

Agent: unix

Published: 4/10/2020

Updated: 5/13/2022

Supported Sensors: Frictionless Assessment Agent, Frictionless Assessment AWS, Frictionless Assessment Azure

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

CVSS v2

Risk Factor: Medium

Base Score: 4.9

Temporal Score: 3.6

Vector: AV:L/AC:L/Au:N/C:C/I:N/A:N

Temporal Vector: E:U/RL:OF/RC:C

CVSS Score Source: CVE-2018-4181

CVSS v3

Risk Factor: High

Base Score: 7.8

Temporal Score: 6.8

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

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

CVSS Score Source: CVE-2018-4180

Vulnerability Information

CPE: p-cpe:/a:centos:centos:cups, p-cpe:/a:centos:centos:cups-client, p-cpe:/a:centos:centos:cups-devel, p-cpe:/a:centos:centos:cups-filesystem, p-cpe:/a:centos:centos:cups-ipptool, p-cpe:/a:centos:centos:cups-libs, p-cpe:/a:centos:centos:cups-lpd, cpe:/o:centos:centos:7

Required KB Items: Host/local_checks_enabled, Host/CentOS/release, Host/CentOS/rpm-list

Exploit Ease: No known exploits are available

Patch Publication Date: 4/8/2020

Vulnerability Publication Date: 1/11/2019

Reference Information

CVE: CVE-2018-4180, CVE-2018-4181, CVE-2018-4700

RHSA: 2020:1050