RHEL 7 : polkit (RHSA-2020:1135)

medium Nessus Plugin ID 135060

Synopsis

The remote Red Hat host is missing a security update for polkit.

Description

The remote Redhat Enterprise Linux 7 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2020:1135 advisory.

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 authorization in polkit_backend_interactive_authority_check_authorization function in polkitd (CVE-2018-1116)

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 7.8 Release Notes linked from the References section.

Tenable has extracted the preceding description block directly from the Red Hat Enterprise Linux security advisory.

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 RHEL polkit package based on the guidance in RHSA-2020:1135.

See Also

http://www.nessus.org/u?2848db1c

http://www.nessus.org/u?afba0e17

https://access.redhat.com/security/updates/classification/#low

https://access.redhat.com/errata/RHSA-2020:1135

https://bugzilla.redhat.com/show_bug.cgi?id=1595404

https://bugzilla.redhat.com/show_bug.cgi?id=1753037

Plugin Details

Severity: Medium

ID: 135060

File Name: redhat-RHSA-2020-1135.nasl

Version: 1.11

Type: local

Agent: unix

Published: 4/1/2020

Updated: 11/7/2024

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

Risk Information

VPR

Risk Factor: Low

Score: 2.5

Vendor

Vendor Severity: Low

CVSS v2

Risk Factor: Low

Base Score: 3.6

Temporal Score: 2.7

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

CVSS Score Source: CVE-2018-1116

CVSS v3

Risk Factor: Medium

Base Score: 4.4

Temporal Score: 3.9

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

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

Vulnerability Information

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

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

Exploit Ease: No known exploits are available

Patch Publication Date: 3/31/2020

Vulnerability Publication Date: 7/10/2018

Reference Information

CVE: CVE-2018-1116

CWE: 285

RHSA: 2020:1135