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CentOS 7 : polkit (CESA-2019:2046)

high Nessus Plugin ID 128337

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Synopsis

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

Description

An update for polkit is now available for Red Hat Enterprise Linux 7.

Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

The polkit packages provide a component for controlling system-wide privileges. This component provides a uniform and organized way for non-privileged processes to communicate with privileged ones.

Security Fix(es) :

* polkit: Improper handling of user with uid > INT_MAX leading to authentication bypass (CVE-2018-19788)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Additional Changes :

For detailed information on changes in this release, see the Red Hat Enterprise Linux 7.7 Release Notes linked from the References section.

Solution

Update the affected polkit packages.

See Also

http://www.nessus.org/u?2e4a2fe8

Plugin Details

Severity: High

ID: 128337

File Name: centos_RHSA-2019-2046.nasl

Version: 1.4

Type: local

Agent: unix

Published: 8/30/2019

Updated: 4/30/2024

Supported Sensors: Agentless Assessment, Continuous Assessment, Frictionless Assessment Agent, Frictionless Assessment AWS, Frictionless Assessment Azure, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: High

Base Score: 9

Temporal Score: 7

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

CVSS Score Source: CVE-2018-19788

CVSS v3

Risk Factor: High

Base Score: 8.8

Temporal Score: 7.9

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

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

Vulnerability Information

CPE: p-cpe:/a:centos:centos:polkit-devel, cpe:/o:centos:centos:7, p-cpe:/a:centos:centos:polkit-docs, p-cpe:/a:centos:centos:polkit

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 8/29/2019

Vulnerability Publication Date: 12/3/2018

Reference Information

CVE: CVE-2018-19788

RHSA: 2019:2046