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RHEL 8 : vim (RHSA-2020:4453)

medium Nessus Plugin ID 142440

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Synopsis

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

Description

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2020:4453 advisory.

 Vim (Vi IMproved) is an updated and improved version of the vi editor.

 Security Fix(es):

 * vim: users can execute arbitrary OS commands via scripting interfaces in the rvim restricted mode (CVE-2019-20807)

 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 8.3 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 vim package based on the guidance in RHSA-2020:4453.

See Also

http://www.nessus.org/u?b7e37d18

http://www.nessus.org/u?e6adb99e

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

https://access.redhat.com/errata/RHSA-2020:4453

https://bugzilla.redhat.com/show_bug.cgi?id=1745476

https://bugzilla.redhat.com/show_bug.cgi?id=1842658

Plugin Details

Severity: Medium

ID: 142440

File Name: redhat-RHSA-2020-4453.nasl

Version: 1.12

Type: local

Agent: unix

Published: 11/4/2020

Updated: 11/8/2024

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

Risk Information

VPR

Risk Factor: Medium

Score: 4.2

Vendor

Vendor Severity: Moderate

CVSS v2

Risk Factor: Medium

Base Score: 4.6

Temporal Score: 3.4

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

CVSS Score Source: CVE-2019-20807

CVSS v3

Risk Factor: Medium

Base Score: 5.3

Temporal Score: 4.6

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

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

Vulnerability Information

CPE: p-cpe:/a:redhat:enterprise_linux:vim-enhanced, p-cpe:/a:redhat:enterprise_linux:vim-minimal, p-cpe:/a:redhat:enterprise_linux:vim, p-cpe:/a:redhat:enterprise_linux:vim-x11, p-cpe:/a:redhat:enterprise_linux:vim-filesystem, p-cpe:/a:redhat:enterprise_linux:vim-common, cpe:/o:redhat:enterprise_linux:8

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: 11/4/2020

Vulnerability Publication Date: 5/28/2020

Reference Information

CVE: CVE-2019-20807

CWE: 78

IAVB: 2020-B-0053-S

RHSA: 2020:4453