RHEL 8 : zsh (RHSA-2020:0978)

High Nessus Plugin ID 134939

Synopsis

The remote Red Hat host is missing a security update.

Description

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2020:0978 advisory.

- zsh: insecure dropping of privileges when unsetting PRIVILEGED option (CVE-2019-20044)

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 zsh, zsh-debugsource and / or zsh-html packages.

See Also

https://cwe.mitre.org/data/definitions/271.html

https://access.redhat.com/errata/RHSA-2020:0978

https://access.redhat.com/security/cve/CVE-2019-20044

Plugin Details

Severity: High

ID: 134939

File Name: redhat-RHSA-2020-0978.nasl

Version: 1.1

Type: local

Agent: unix

Published: 2020/03/26

Updated: 2020/03/26

Dependencies: 12634

Risk Information

Risk Factor: High

CVSS Score Source: CVE-2019-20044

CVSS v2.0

Base Score: 7.2

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

CVSS v3.0

Base Score: 7.8

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

Vulnerability Information

CPE: cpe:/a:redhat:rhel_e4s:8.0, cpe:/a:redhat:rhel_e4s:8.0::appstream, cpe:/o:redhat:enterprise_linux:8.0, cpe:/o:redhat:rhel_e4s:8.0, cpe:/o:redhat:rhel_e4s:8.0::baseos, p-cpe:/a:redhat:enterprise_linux:zsh, p-cpe:/a:redhat:enterprise_linux:zsh-debugsource, p-cpe:/a:redhat:enterprise_linux:zsh-html

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

Patch Publication Date: 2020/03/26

Vulnerability Publication Date: 2020/02/24

Reference Information

CVE: CVE-2019-20044

RHSA: 2020:0978

CWE: 271