RHEL 7 : patch (RHSA-2019:4061)

high Nessus Plugin ID 131676

Synopsis

The remote Red Hat host is missing one or more security updates for patch.

Description

The remote Redhat Enterprise Linux 7 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2019:4061 advisory.

- patch: do_ed_script in pch.c does not block strings beginning with a ! character (CVE-2018-20969)

- patch: OS shell command injection when processing crafted patch files (CVE-2019-13638)

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

Solution

Update the RHEL patch package based on the guidance in RHSA-2019:4061.

See Also

http://www.nessus.org/u?2638bc8c

https://access.redhat.com/errata/RHSA-2019:4061

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

https://bugzilla.redhat.com/show_bug.cgi?id=1733916

https://bugzilla.redhat.com/show_bug.cgi?id=1746672

Plugin Details

Severity: High

ID: 131676

File Name: redhat-RHSA-2019-4061.nasl

Version: 1.4

Type: local

Agent: unix

Published: 12/4/2019

Updated: 4/27/2024

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

CVSS v2

Risk Factor: High

Base Score: 9.3

Temporal Score: 7.3

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

CVSS Score Source: CVE-2019-13638

CVSS v3

Risk Factor: High

Base Score: 7.8

Temporal Score: 7

Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/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:redhat:enterprise_linux:patch, cpe:/o:redhat:rhel_aus:7.4, cpe:/o:redhat:rhel_e4s:7.4, cpe:/o:redhat:rhel_tus:7.4

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 12/3/2019

Vulnerability Publication Date: 7/26/2019

Reference Information

CVE: CVE-2018-20969, CVE-2019-13638

CWE: 78

RHSA: 2019:4061