RHEL 7 : nbdkit (RHSA-2020:1167)

low Nessus Plugin ID 135074

Synopsis

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

Description

The remote Redhat Enterprise Linux 7 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2020:1167 advisory.

Network Block Device (NBD) is a protocol for accessing hard disks and other disk-like devices over the network. The nbdkit toolkit utilizes NBD to create servers with minimal dependencies. The package contains plug-in support for the C and Python programming languages.

Security Fix(es):

* nbdkit: denial of service due to premature opening of back-end connection (CVE-2019-14850)

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 nbdkit package based on the guidance in RHSA-2020:1167.

See Also

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

http://www.nessus.org/u?b9a0ee01

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

https://access.redhat.com/errata/RHSA-2020:1167

https://bugzilla.redhat.com/show_bug.cgi?id=1724242

https://bugzilla.redhat.com/show_bug.cgi?id=1757258

Plugin Details

Severity: Low

ID: 135074

File Name: redhat-RHSA-2020-1167.nasl

Version: 1.10

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, Continuous Assessment, Nessus

Risk Information

VPR

Risk Factor: Low

Score: 2.2

Vendor

Vendor Severity: Low

CVSS v2

Risk Factor: Low

Base Score: 2.6

Temporal Score: 2

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

CVSS Score Source: CVE-2019-14850

CVSS v3

Risk Factor: Low

Base Score: 3.7

Temporal Score: 3.4

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

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

Vulnerability Information

CPE: cpe:/o:redhat:enterprise_linux:7, p-cpe:/a:redhat:enterprise_linux:nbdkit, p-cpe:/a:redhat:enterprise_linux:nbdkit-example-plugins, p-cpe:/a:redhat:enterprise_linux:nbdkit-plugin-python-common, p-cpe:/a:redhat:enterprise_linux:nbdkit-plugin-python2, p-cpe:/a:redhat:enterprise_linux:nbdkit-basic-plugins, p-cpe:/a:redhat:enterprise_linux:nbdkit-devel, p-cpe:/a:redhat:enterprise_linux:nbdkit-plugin-vddk

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: 3/31/2020

Vulnerability Publication Date: 3/31/2020

Reference Information

CVE: CVE-2019-14850

CWE: 406

RHSA: 2020:1167