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RHEL 7 : polkit (RHSA-2019:2699)

medium Nessus Plugin ID 128664

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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-2019:2699 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: Temporary auth hijacking via PID reuse and non-atomic fork (CVE-2019-6133)

 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.

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-2019:2699.

See Also

http://www.nessus.org/u?29481fe9

https://access.redhat.com/errata/RHSA-2019:2699

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

https://bugzilla.redhat.com/show_bug.cgi?id=1664212

Plugin Details

Severity: Medium

ID: 128664

File Name: redhat-RHSA-2019-2699.nasl

Version: 1.8

Type: local

Agent: unix

Published: 9/11/2019

Updated: 11/6/2024

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

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

Vendor

Vendor Severity: Important

CVSS v2

Risk Factor: Medium

Base Score: 4.4

Temporal Score: 3.3

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

CVSS Score Source: CVE-2019-6133

CVSS v3

Risk Factor: Medium

Base Score: 6.7

Temporal Score: 5.8

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

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

Vulnerability Information

CPE: p-cpe:/a:redhat:enterprise_linux:polkit-docs, p-cpe:/a:redhat:enterprise_linux:polkit-devel, cpe:/o:redhat:rhel_eus:7.4, p-cpe:/a:redhat:enterprise_linux:polkit

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: 9/10/2019

Vulnerability Publication Date: 1/11/2019

Reference Information

CVE: CVE-2019-6133

CWE: 284

RHSA: 2019:2699